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1. EN60439 Electrical panel boards 230 400V 500VDC gt 230kQ EN60204 Electrical equipment of machines 500VDC 1MO Table1 Table reporting the test voltage and the corresponding limit values for few Guidelines 50VDC 99 9MQ 100VDC 199 9MQ 250VDC 499MQ 500VDC 999MQ 1000VDC 1999MQ Table2 Table of maximum resistance values which can be measured under MQ mode depending on the rated voltage selected F3 6 Using F3 F4 is possible to set minimum limit for Insulation measurement selected one of following values 0 05MQ 0 1MQ 0 23MQ 0 25MQ 0 50MQ 1 00MQ EX 100MQ according to Table1 WARNING N The value of set limit in MAN mode is used in TIMER mode also although the LIM message doesn t appear at display 7 If the TMR mode was selected use the F3 F4 keys to set the duration time of mi the test WARNING Never disconnect the test leads from the circuit under test when the N message MEASURING is displayed as the circuit under test may remain charged at a dangerous voltage The instrument has an internal safety resistor which is connect to output terminal before end of test in order to discharge the parasite capacities of the installation E3 8 Press the START key The instrument will start the test Y MAN Mode The test will take 4 seconds maximum If you keep the START key pressed longer than 4 seconds the test go on until the key is released Y TMR mode The test will take the time set
2. OFF theinstrumentwill not record any voltage or curent harmonic selected ANOM REC ON the Instrument will record Voltage Anomalies voltage Sag and Surge see paragraph 17 10 OFF the instrument will not record any voltage Sag and Surge e V1 V2 V3 V12 V23 or V32 V31 RMS value of the voltage of phase 1 phase 2 phase 3 respectively values of the phase to phase voltages 1 2 2 3 or 3 2 and 3 1 e Single phase V1 3 wires V42 V32 V34 4 wires V4 Vo V3 THD DC 01 49 Voltage Total Harmonic Distortion 01 49 Harmonics respectively DC Component e THD 01 03 05 07 Vref only if ANOM REC flag RMS reference value for Voltage used in Voltage Anomalies detection Voltage Sag and Surge The Reference is e Single phase 230V asbeensetON 6 Vejtage Phase to Phase for 3 wires three phase system 3 Wies 400V 9 p yes 4 wires 230V High and Low Voltage Percent threshold used in Voltage Anomalies detection Voltage Sag and Surge These parameters LIM LIM can be adjusted in range 3 30 step 1 only if ANOM REC flag Example Three Phase System 4 wires Vref 230V Single phase has been set ON LIM 6 LIM 10 gt High Lim 243 8V Low Lim 207 0V 3wires 4wires The Instrument wil detect a voltage Anomalies if the RMS Voltage Values calculated 6 10 every 10ms beyond the above calculated thresholds see paragraph 17 10 11 12 13 I
3. esee tenerte tette tette ttt teet tete ttti enana te tec 25 6 3 RCD Test on A and AC RCDs TypB eden detecte inc sci eee ea bul testen tee boh pn ient bu ER Duae 26 6 3 1 Tripping times for the general and selective RCDS ssseseeeeeeneen entrent tenente 28 6 3 2 Measurement procedure tme ie nth ieri ra t X He ey B HEEL Perg RE YE REA EE ah 29 6 3 2 1 Results of x72 mode ssssssssssssesssseseseeeer etin aaaeae cess eg E aeree Ear Er EA iaai eda aerei Eini 30 6 3 2 2 Results of x1 x2 x5 MOU ii cicacscdsvies cnsisveee ceret ee trae eva aora eve hand a vh o ie Vea eL o Ce Yea Lo dE v Ce aae Cox EE RES 31 6 3 2 3 Results ot AU TO mode eei inei tel en n dees tected deo bte opes aa aa pal Ren kno E Dun A To 2a mele apie aE 32 6 3 2 4 Results of RAMP ail MOJE e etc MIN I EE ELE 33 6 3 2 5 Results of Ra MOJO EE DLL D LT 34 6 3 3 RCD Faulty CaS68 m rmt i temer i Pr Ph Po rio eie te Ea eH EE FD CHE Pe ve e e P rere Hen E pu o ani 35 6 3 3 1 Connection troubl8s tiii ae tees e EE Rt PEE ES EERRRA Bre NOE AR cdssadasacebanesdusaustatssice cencdascnacsheunsenasshebe 35 6 3 3 2 RGD tipping faulty Cases ertesinde cun ete rtr tette ce tret e evene EEA Ea Late desea Exe E EF duo de aeuo 37 6 4 LOOP Measurement of Line Impedance Fault loop Impedance Prospective Short Circuit Current Calculation and Phase Sequence Indicator 1cuosioli setenta ls RARUS cendi rin UA Ree o BRL EUR Enee
4. 17 PRACTICAL REPORTS FOR ELECTRICAL TESTS 17 1 Continuity Test on Protective Conductors PURPOSE OF THE TEST Check the continuity of protective conductors PE main equalising potential conductors EQP secondary equalising potential conductors EQS in TT and TN S systems neutral conductors having functions of protective conductors PEN in TN C system NOTE This test is to be preceded by a visual check verifying the existence of yellow green protective and equalising potential conductors as well as compliance of the sections used with the standards requirements INSTALLATION PARTS TO BE CHECKED Equalising potential Node Connect one of the test lead to the protective conductor of the FM socket and the other to the equalising potential node of the earth installation Connect one of the test lead to the external mass in this case the water pipe and the other to the earth installation using for example the protective conductor of the closest FM socket Examples for continuity measurement on conductors EN 125 NY HT GSC53N GSC57 ZG47 Check the continuity among a earth poles of all the plugs and earth collector or node b earth terminals of class instruments Boiler etc and earth collector or node c main external masses water gas pipes etc and
5. ENTER HOLD to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an energy measurement This function is disabled during a recording or an energy measurement MENU to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement START STOP to record selected parameters according to the instrument s settings see chapter 10 EN 93 GSC53N GSC57 ZG47 8 6 2 1 PEAK ENERGY DEMAND In three phase system selecting the POWER mode and pressing F1 key 3 times you can reach the Peak Demand mode The Peak Demand screen shows the Max Average value of Active Power and the corresponding Energy measured during the last or running recording The Average value is evaluated in the Integration Period set for the recording This screen also shows the corresponding Active Energy and the corresponding Peak Date and Time e F1 27 09 00 IYTI35 12 PEAK DEMAND THREE PHASE Ead Pd 98 36 kWh 24 59 kW Peak Date 25 09 00 17 00 Int Period 15min Rec n 06 ChgP PG PG Example of PEAK ENERGY DEMAND screen to display the previous or the following screen On the basis
6. Any repair that might be necessary as a consequence of improper packaging Any repair that might be necessary as a consequence of service actions carried out by unauthorised personnel Any modification of the instrument carried out without the authorisation of the manufacturer Use not provided for in the instrument s specifications or in the instruction manual The content of this manual cannot be reproduced in any form whatsoever without prior authorisation of the manufacturer NOTE All our products are patented and their trade marks registered The manufacturer reserves the right to modify the product specifications and prices if this is aimed at technological improvements 16 2 SERVICE If the instrument does not operate properly before contacting the after sales service check cables as well as test leads and replace them if necessary Should the instrument still operate improperly check that the operation procedure is correct and conforms with the instructions given in this manual If the instrument is to be returned to the after sales service or to a dealer transportation costs are on the customer s behalf Shipment shall be however agreed upon A report must always be enclosed to a rejected product stating the reasons of its return To ship the instrument use only the original packaging material any damage that may be due to no original packing shall be charged to the customer EN 124 NY HT GSC53N GSC57 ZG47
7. Before effecting the insulation test make sure that the circuit under test is not energised and all the loads are disconnected X x Turn the switch on MQ position n The key F1 permits to select one of the following measuring modes Mode MAN Manual mode Recommended test Mode TMR Timer mode test duration depends on the selected interval from 10 to 999 seconds This test can be executed when the test required a defined duration 6 2 1 Measurement Procedure zu 1 Select the desired mode by means of the F1 key 2 Connect the test leads to the instrument input terminals B1 and B4 respectively Example insulation measurement between phase and Example insulation measurement between earth in an electrical installation using untied cables phase and earth in an electrical installation using the shuko cable 3 If the cables supplied with the instrument are not long enough for the measurement you can extend the blue cable 4 Connect the instrument terminals to the object which is to be submitted to the insulation test after de energizing the circuit under test and all the relative loads see previous picture F2 5 By means of F2 select the test voltage suitable for the type of test to be carried out see Table1 The values to be selected are e 50V test on telecommunication system 100V 250V 500V 1000V EN 21 NY HT GSC53N GSC57 ZG47
8. Q mA MA e ATTENTION the test was not effected because of voltage at the terminal ends FUNC CAL mo 05 06 01 AUTO A 0 000 0 00 219mA CAL RES 0 110 ATTENTION RcatiBRATION gt RweasureD 0 00Q 219mA FUNC CAL THE PREVIOUS RESULTS CANNOT BE SAVED EN 19 GSC53N GSC57 ZG47 Se E e If the value of Resistance is higher than 5Q but lower than 99 99 the instrument emits a long sound signal and displays one screen similar to the screen alongside The displayed result paragraph 9 1 If the value of Resistance is higher than 99 90 the instrument emits a long sound signal and displays the screen alongside 05 06 01 A SQ R R 5 170 Resistance value higher than 50 Test current 5 170 209 209mA Raa AUTO 0 110 FUNC CAL can be stored pressing the SAVE key twice according to mo 05 06 01 Resistance value higher than 99 90 ae A gt 99 80 ATTENTION Value of R R E Q mA mA AUTO 0 110 FUNC CAL Resistance Out of Range The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 20 NY HT GSC53N GSC57 ZG47 6 2 MQ INSULATION RESISTANCE MEASUREMENT WITH 50V 100V 250V 500V 1000V TEST VOLTAGE WARNING
9. gt 10A AC if R lt 0 450 Less than 12V 230V 50Hz EN 118 GSC53N GSC57 ZG47 15 1 2 ANALYSER and AUX functions VOLTAGE AC DC MEASUREMENT SINGLE PHASE AND THREE PHASE SYSTEM AUTORANGE Range V Resolution V Accuracy Input Impedance 15 310V 0 2V i i 300kQ Phase Neutral 310 600V 0 4V 0 5 rdg 2digit 300kQ Phase Phase For DC voltage add 0 5 rd AC VOLTAGE SAG g to tolerance AC frequency 45 65Hz AND SURGE DETECTION SINGLE PHASE AND THREE PHASE SYSTEM MANUAL RANGE Resolution Resolution Accuracy Accuracy rif 50Hz Range V Voltage Time Voltage Time Input Impedance 15 310V 0 2V 300kO Phase Neutral 30 600V 04V 10ms 1 0 rdg 2digit t 10ms 300kO Phase Phase AC frequency 45 65Hz AC CURRENT MEASUREMENT for FlexEXT and STD clamps SINGLE PHASE AND THREE PHASE SYSTEM AUTORANGE e Range V Resolution mV Accuracy Input Impedance Overload Protection 0 005 0 26V 0 1 200kQ GSC57 0 26 1V 0 4 0 5 rdg 2digit 400kQ im and 5V AC CURRENT MEASUREMENT with FlexINT clamps GSC53N and ZG47 1000A range Example with a 1000A 1V full scale clamp the instrument detect only current higher than 5A AC frequency 45 65Hz Range A Voltage input Resolution Accuracy 10 0 19 9 950 0yuV 1 691mV 4 0 rdg 8 5uV 20 0 99 9 1 7mV 8 49
10. 0 98 i Meas Time 00 00 00 Meas Time 00 00 00 Meas Time 00 00 00 MEAS PG PG MEAS PG PG ChgP MEAS PG PG Example of screen in single Example of screen in 3 wires Example of screen in 4 wires phase mode three phase mode three phase mode The symbols used are described in Table 10 For any message displayed see Appendix 1 MESSAGES DISPLAYED Following keys are enabled e F2 to start stop immediately a direct energy measurement The energy counters will start increasing proportionally to the active power absorbed by the load The results obtained cannot be memorised If the active power is negative the counters will not increase e Ff only for 4 wires measurement to display the following screen On the basis of the settings made as per paragraph 8 1 following screens are displayed cyclically Overall three phase values values of phase 1 phase 2 and phase 3 F3 F4 to pass to previous next function respectively SAVE to save in the instrument memory a record of Smp type see paragraph 9 2 containing the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording ENTER HOLD to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an ene
11. GSC53N GSC57 ZG47 6 3 3 RCD Faulty cases 6 3 3 1 Se Connection troubles If the instrument detect the External Power supply adapter connected to instrument will show the message displayed to side Should the instrument detect that the phase and or neutral cables are not connected to an installation screen alongside is displayed when pressing START Should the instrument detect a voltage between phase and neutral higher of 265V for example in case the blue cable is connected to an installation phase conductor of a 400V three phase system the screen alongside is displayed This screen is displayed when the phase conductor has been exchanged with the neutral one The instrument does not effect the test Reverse the shuko plug or exchange the black cable with the blue one Repeat the test RCD 05 06 01 FRQ 50 0Hz US VP N 230V Vp PE 230V A REMOVE POWER x1 30mA v 50V FUNC IdN RCD UL RCD 05 06 01 FRQO 50 0Hz Up V VP N OV Vp PE 0V A LOW VOLTAGE x1 30mA v 50V FUNC IdN RCD UL RCD 05 06 01 FRQ 50 0Hz Ut V VP N 401V VP PE 230V HIGH VOLTAGE x1 30mA v 50V FUNC IdN RCD UL RCD 05 06 01 FRQ 50 0Hz Dro VP N 231V VP PE OV A CHANGE P N x1 30mA NO VOLTAGE Detected HIGH VOLTAGE Detected Phase and Conductors exc
12. GSC57 Optional Accessories Description e External Power Supply Adapter for Recordings 4 cable twisted 5m with crocodiles for 10A continuity test 4 cable twisted 10m with crocodiles for 10A continuity test Set for carrying Belt Temperature and Humidity Probe Multirange Illuminance Probe 20 2000 20000Lux 2V Kit of 3 flexible clamps 300 3000A 1V diameter 174 mm AC Current clamp 200 2000A 1V cable 2m AC Current clamp 3000A 1V cable 2m Leakage AC Current clamp 1 100 1000A 1V diameter 54 mm AC Current clamp 10 100 1000A 1V diameter 54 mm Box for connection with TA 3x1 5A 1V Accessory for Loop Impedance measure at high resolution EN 122 Code C2033X KITGSC5 KITTERRNE C5700 TOPVIEW C2006 BORSA2051 ISO9000 Code A0050 C7000 05 C7000 10 CN0050 HT52 05 HT53 05 HTFLEX3003 HP30C2 HP30C3 HT96U HT97U HT903 IMP57 GSC53N GSC57 ZG47 GSC53N and ZG47 Standard accessories Description e Cable with 3 terminals with shuko plug Set with 4 cables 2m 4 crocodiles 2 test leads Set with 4 cables and 4 earth rods External Power Supply Adapter for Recordings Kit of 3 flexible clamp 1000 3000A Diameter 174mm Management Software Optical USB Cable Carrying Case Calibration Certificate Instruction Manual GSC53N and ZG47 Optional Accessories Description e Set for carrying Belt Temperature and Humidity Probe Multirange Illluminance Probe 20 2000 20000Lux 2V AC Current clamp 200 2000A
13. GSC57 ZG47 use Bud MEMORY MK 114 12 CONNECTING THE INSTRUMENT TO A PG sess sisccscccscsstccsscstansbeccsedusecetdecssnceccsscunsccusansecasceuzaceenanmeacsecendees 115 13 CONNECTION THROUGH BLUETOOTH PROTOCOL eeeeeeereeeeeene ener nnn nenne nnne 115 iu ii n elte e 116 ER REI MI NEED m 116 14 2 Battery Replacement eher unten M oe meer ne oer eer Teer mere ert one NKKAN creer n eee dde 116 14 3 Instrument Cleaning 116 144 END OF LIFE rnane a EA EEA EER a Ni 116 15 TECHNICAL SPECIFICATIONS cssssssssssssssssscssssssscsesesecesecsssessraesesesesesaesssavansesesesecassssavansesseeseeasases 117 15 1 Technical Features ccccscscsssesesesesssscsesesescecesessscscsesesesusecscscscsesceceseseueucacacacsnsnsusecscacaeaeeeececeseaeesaearansnenseeenaees 117 15 1 1 Safety Test functions iensen tenente tenente ritenere terns 117 15 1 2 ANALYSER and AUX functions sse eene tnter tete tentent te tenerent tenente te tenen 119 MDs AN NAS EE E eub pn a ndeumrcs reis oan neis padres uestticestecsuschantideacuadatentabiadeiicatteaatosigas 120 19521 GONE cc 120 15322 EMC Sis tect ta acces tedster aches E nek a casisnenees E E a stare E A 120 UPS MM Tnm 120 15 24 ANALY SEP tunc treten latentia etu datae ttl tta ctr state dccem ottime o 120 15 3 General SPSCHICA
14. In this mode the instrument shows one of the below screens according to the settings made as per paragraph 8 1 POWER POWER POWER SINGLE PHASE THREE WIRE THREE PHASE V1 230 0 V Pt 64 19 kW Pt 135 8 kW I1 145 3 A Qt 10 99 kVAR Qt 24 59 kVAR P1 32 91 kW st 65 12 kVA st 138 0 kVA Q1 5 767 kVAR pft 0 99 i pft 0 98 i S1 33 41 kVA dpft 1 00 i dpft 1 00 i pfl 0 99 i Phseq 123 dpfl 0 99 i WAVE PG PG ChgP WAVE PG PG ChgP WAVE PG PG Example of screen in single Example of screen in 3 wires Example of screen in 4 wires phase mode three phase mode three phase mode The symbols used are described in Table 9 For any message displayed see Appendix 1 MESSAGES DISPLAYED Following keys are enabled e Ft only for three phase measurement to display cyclically the following screen according to settings made as per paragraph 8 1 v Three phase 3 wires total three phase values Wattmeter phases 1 2 and 2 3 values Peak Demand v Three phase 4 wires total three phase values phase1 phase2 and phase3 values Peak Demand e F2 to pass to WAVE mode see paragraph 8 6 3 F3 F4 to pass to previous next function respectively SAVE to save in the instrument memory a record of Smp type see paragraph 9 2 and the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording
15. N no PE Instrument connection for 400V PE no N three phase RCD check three phase RCD check 3 Connect the shuko plug or the Test leads to the System under test according with one of the picture above EN 29 IY NHT GSC53N GSC57 ZG47 6 3 2 1 Results of x12 mode Ea 4 Press the START key once to execute a test with 0 Current waveform or Press the START key twice to execute a test with 180 Current waveform WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed f the RCD does NOT 05 06 01 The symbol gt means that trip the instrument emits the RCD did not trip a double sound signal indicating the positive gt 999 ms Value of contact voltage U outcome of the test and detected referred to the displays the screen FRQ 50 0Hz Ut 1V rated value of the RCD VP N 231V VP PE 231V current set alongside OK RCD passed the test x1 2 30mA v 50V CIT E FUNC IdN JRCD Contact Voltage Limit value Working mode RCD nominal current RCD type ca 5 The test can be stored pressing the SAVE key twice according to paragraph 9 1 EN 30 IY RN HT GSC53N GSC57 ZG47 6 3 2 2 Results of x1 x2 x5 mode E3 4 Press the START key once to execute a test with 0 Current waveform or Press the START key twice to execute a test with 180 Current waveform WARNING N
16. The instrument fulfils the technical specifications listed in this manual The performance of the specifications are guaranteed for one year 3 4 STORAGE In order to grant the accuracy of the measurements after a period of storage in extreme environmental conditions wait for the time necessary so that the apparatus is back to normal measuring conditions see environmental specifications listed in paragraph 15 4 EN 9 GSC53N GSC57 ZG47 4 INSTRUMENT DESCRIPTION i a al CIES FOR ie LEGEND 1 Display 2 Function Keys 3 Rotary switch Front panel of the Instrument Multifunction Keys ON OFF and backlight key Press it for few seconds to switch OFF the instrument press it briefly to activate the backlight function This key start and stop the measurement This key allows to save the result displayed This key has a double function it is the confirmation key inside the configuration menu and it allows to freeze the displayed results using the ANALYSER function This key open the General Configuration Menu This key quit the modification in the configuration menu or the selected working mode EN 10 NY HT GSC53N GSC57 ZG47 4 1 DISPLAY DESCRIPTION The display is a graphic module with a resolution of128 x 128 pixels The first line of the display shows date and time If not correct you can set the exact ones according to the procedure described at paragraph 5 2 On the top righ
17. Y memorize pressing SAVE key the sampled values of the Parameters present at instrument input generating a Smp record inside instrument memory It will be possible to analyse the memorized data ONLY by transferring it to a PC 4 4 4 EN 6 GSC53N GSC57 ZG47 Y record simultaneously pressing the START key after a proper setting RMS values of voltages currents corresponding harmonics active reactive and apparent powers power factors and cosq active reactive and apparent energies voltage anomalies voltage sag and surge with 10ms resolution It will be possible to analyse the recorded data ONLY by transferring them to a PC Y record simultaneously pressing the START key values of Voltage and Current values coming from test leads and Clamps using Typical Configurations with pre programmed parameters inside meter see paragraph It will be possible to analyse the recorded data ONLY by transferring them to a PC WARNING Please note the difference between memorize and record These terms will be used repeatedly in this manual Please focus on their definitions and distinctions EN 7 NY HT GSC53N GSC57 ZG47 3 PREPARATION FOR USE 3 1 INITIAL CONTROL This instrument has been checked mechanically and electrically prior to shipment Any care has been taken to ensure that the instrument reaches you under safe conditions You are recommended however to carry our a rapid check to dete
18. 3 wires three phase mode 4 wires three phase mode WARNING Selecting the active powers for the recording the corresponding active energies will be automatically selected e Selecting the reactive powers for the recording the corresponding reactive energies will be selected EN 79 NHT GSC53N GSC57 ZG47 From 3 page of RECORDER CONFIG MENU ENTER RECORDER CONFIG CO GENERATION ON POWER Pg ENERGY Pg Example of 4 page In order to select the ENERGIES to be recorded use the keys F1 F2 to position the cursor on the corresponding Pg Symbol and then press F3 cg ENTER RECORDER CONFIG RECORDER CONFIG RECORDER CONFIG Le LS es Example of ENERGY sub page Example of ENERGY sub page Example of ENERGY sub page in single phase mode in 3 wires three phase mode in 4 wires three phase mode WARNING e Selecting deselecting the active energies for the recording the corresponding active powers will be automatically selected deselected e Selecting deselecting the reactive energies for the recording the corresponding reactive powers will be selected deselected e Selecting deselecting the reactive energies for the recording the corresponding reactive powers will be selected deselected EN 80 GSC53N GSC57 ZG47 Symbols Description Advised settings START MAN The recording of all the selected parameters will start at 00 secon
19. Erc1 Erc2 Erc3 The RESET command will not erase the instrument s memory EN 13 NY HT GSC53N GSC57 ZG47 6 SAFETY TEST FUNCTIONS 6 1 LOWO CONTINUITY TEST WITH 200mA TEST CURRENT WARNING Before carrying out the continuity test make sure that there is no voltage at the ends of the conductor under test vg E 4 Turn the switch on LOWO position z This key permits to select one of the following measuring modes Mode AUTO the instrument carries out two measurements with reversed polarity and displays their average value This mode is recommended for the continuity test Mode RT measurement with positive polarity and possibility of setting the duration time of the test In this case the operator can set a measuring time long enough to permit him to move the protective conductors while the instrument is carrying out the test so detecting any bad connection Mode RT measurement with negative polarity and possibility of setting the duration time of the test In this case the operator can set a measuring time long enough to permit him to move the protective conductors while the instrument is carrying out the test so detecting any bad connection m This key permits to execute the CAL mode compensation of the resistance of the cables used for the measurement WARNING If the resistance is lower than 5Q including the resistance of the calibration the continuity test is executed by the instr
20. GSC53N GSC57 ZG47 7 2 ENVIRONMENTAL PARAMETER AND LEAKAGE CURRENT RECORDING Before starting a recording we recommend You to check that real time values are correct To this purpose follow the measurement procedure described in paragraph 7 1 in addition it s fundamental that Instrument settings correspond to the accessories is use For this we recommend you to check instruments setting before execute an AUX recording To this purpose please check the RECORDER CONFIG settings MENU to enter in the MENU mode and change the instrument settings It s not possible to enter the configuration MENU during a recording or an energy measurement START STOP to record the selected parameters according to the instrument s settings see chapter 10 7 2 1 AUX Basic setting RECORDER CONFIG Place the rotary switch in the AUX position press the MENU key using the F1 F2 keys select the RECORDER CONFIG item and press the ENTER Key WARNING Its not possible to enter the MENU during a recording or a Real Time Energy measurement MENU GENERAL SAFETY TEST MEMORY ANALYSER MEMORY RESET ANALYSER CONFIG RECORDER CONFIG CONTRAST DATE amp TIME LANGUAGE Y f This option allows you to check and eventually modify the recording parameters and the selected parameters up to a maximum of 3 The RECORDER CONFIG mode is divided into 2 separate sub pages v 1 page This page allows you to set the START
21. It must be obtained from the medium values of active and reactive power Each single medium power factor of phase or total is therefore calculated at the end of each integration period on the medium value of the corresponding powers independently on the fact that they must be registered or not Besides for a better analysis of the type of load present on the line and in order to have terms of comparison when studying the invoicing of the low cosq the values of inductive and capacitive cosq are treated as independent parameters EN 146 GSC53N GSC57 ZG47 18 APPENDIX 1 MESSAGES DISPLAYED ADVICES MESSAGE DESCRIPTION i Available memory autonomy for the recording which is AUTONOM being effected CLEAR ALL Enter The operator is trying to cancel all the recordings effected Press ESC in order not to cancel the whole memory press ENTER to confirm The operator is trying to cancel the last recording effected Press ESC in order not to cancel the last CLEAR LAST Enter bi i recording press ENTER to confirm Data saved The data have been saved DATA SIZE Dimensions of the stored data HOLD pla the proper key the HOLD function has been Press HOLD again to disable this function activate A recording has been started and at least 5 minutes have Insert the password Password passed from the last activity of the instrument see F1 F4 F3 F2 paragraph
22. Press MENU and check if the RECORDER CONFIG settings meet your requirements c Consider Typical Configuration recording see paragraph 10 2 6 Connect the External Power Supply A0050 optional for GSC57 7 Start the recording by pressing START STOP key EN 83 NY HT GSC53N GSC57 ZG47 8 4 VOLTAGE FUNCTION This function permits you to display in real time the RMS value of AC DC voltage the peak and Thd value of the 3 phase voltages see paragraph REF _Ref530398168 r M 17 11 the waveform and the harmonic spectrum of the 3 phase voltages 8 4 1 Symbols The VOLTAGE position has three working modes Y METER v WAVE v HARM These modes will be described in detail in the next paragraphs The symbols used are described below Symbol Description V1 V2 V3 RMS value of the voltage of phase 1 phase 2 phase 3 respectively V12 V23 or V32 RMS Value of the phase to phase voltages V31 Vpk1 Vpk2 Vpk3 Peak value of the voltage of phase 1 phase 2 phase 3 and of the phase to phase Vpk12 Vpk32 voltage 12 and 32 respectively h01 h49 Harmonic 01 Harmonic 49 ThdV Factor of total harmonic distortion of the voltage see paragraph 17 11 freq Network frequency Phseq Phase sequence indicator 123 5 correct 132 inverted 023 null voltage on the black wire 103 null voltage on the red wire 120 5 null voltage on the green wire 100 5 null voltages on the red a
23. ERE AR ER D Ee b ER cn SERERE RENE 146 18 APPENDIX 1 MESSAGES DISPLAYED erre rere ener e tenente te retn nnam sa snam satu sa anum a aS 147 19 APPENDIX 2 RECORDABLE PARAMETERS SYMBOLS eese 148 EN 3 NY HT GSC53N GSC57 ZG47 1 SAFETY PRECAUTIONS AND PROCEDURES 1 4 GENERAL This apparatus conforms with safety standards EN61557 and EN61010 1 relating to electronic measuring instruments WARNING For your own safety as well as that of the apparatus you are recommended to follow the procedures described in this instruction manual and carefully read all the notes preceded by the symbol A Strictly keep to the following instructions before and during measurements Do not take measurements in wet environments or dusty places Do not effect measurements in environments with explosive gas fuels Keep you insulated from the object under test waiting for measuring Avoid any contact with exposed metal parts ends of test leads not in use circuits etc Do not effect any measurement in case of unusual conditions of the instrument such as deformation breakage leakage of substances absence of display reading etc Do not use the External power supply adapter code A0050 optional for GSC57 if you notice deformation or breakage in the case in the wire or in the plugs Pay careful attention when measuring voltages exceeding 25V in particular p
24. FUNCOM sissien n lbi pac DE Hr baa S conn R ERI DC R 84 BAA SYMDONS es 84 84 2 METER mode hidden uk hal DERE RO TU DECRE Maange iil aA nee Ga FEE RE Eod 85 8 4 3 HARM mode iiid re aida nete Pp E Ue ig Fede LH e Be RE P RES Eod 86 8 44 WAVE mode due a o RERO Td Mae HE ERE D Ue i E nese P PLUR P EFE odd 87 8 5 TCURRENT ITURIGUBBS aa chico ann oer br vd futu c EA DK buc bu at deco Ut D QUE Dai accu pat d 88 8 5 1 Symbols nte nni etn Gada feto idet n Ades E Pe ae e Galva Gees e E aan 88 8 5 2 METER MOIE ws ai i coire strides o CU P nt E RH Lee CD UT aan ae nanan D Rs 89 8 5 3 HARM mod icone cte nr n e T n eda te o RP COD COR HERR e BOR TR CEU EE EE ie 90 8 5 4 WAVE mode heces eee aU Rr nente eR et LOCO atin Gian aca ETE ere EY iran patent 91 Dp POWER FUNGUO aa aste eco ir ul RHODE CL UE RU US Cio ici ass ex np aUud ROO Leia Ec bn EODD 92 8 6 1 Symbols nci onere rente re Reese p Geor epe fe TH Gee tege o p Gesell ed e EN teda ee ERE Re Ld a 92 8 6 2 METER mode ii aides e neret i pde d eene CHR Erb EE e d ded e EE e LE PEU PUPA RH EE RS 93 8 6 2 1 PEAK ENERGY DEMAND ssesenee eee e nennen ennrrn innen nennen inen r enter nne n nenne enne 94 8 6 3 WAVE mode iet ted eee Re td ra d He e HR Rete et pet eH ne bare dds 95 8 7 ENERGY ioo LERNEN ENTM 96 8 51 Symbols roni neo en cce lee i ati e ne Le t dl ca E E a v ud 96 8 7 2 METER MO Eiss iniiai Eas ba Le tet
25. If you want to stop the test when it s running press the START key again EN 22 NY HT GSC53N GSC57 ZG47 6 2 2 Results of MAN mode At the end of the test if Insulation Resistance the Insulation resistance ay is lower than Rmax see Voltage during the Test Table2 upper to set LOTmMo limit value and the Duration of the Test instrument generated P the Nominal test 514V 158 Test mode Voltage the instrument emits a double sound signal indicating the positive outcome of MAN 500V LIM 0 50M the test and displays FUN2 vNomM T i one screen similar to the screen alongside Nominal voltage test Set limit value e The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 e f the Insulation M 05 06 02 Maximum resistance value resistance is higher which can be measured T eso is displayed if a than Rmax see Table2 TR rated voltage of 500V was the instrument emits a gt 999 MO selected see Table2 double sound signal at the end of the test indicating the positive outcome of the test 523V 15s _ __ Duration of the Test ed oc bcd similar to the screen alongside MAN 500V LIM 0 50M FUNZ VNOM 7 JU ea The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 23 NY HT GSC53N GSC57 ZG47 6
26. STOP key EN 72 NY HT GSC53N GSC57 ZG47 8 ANALYSER This function allows the following operations v display in real time the electrical parameters of a single phase and three phase systems with and without neutral wire and the harmonic analysis of voltages and currents conduct a direct Energy measurement without memorizing memorize pressing SAVE key the sampled values of the Parameters present at instrument input generating a Smp record inside instrument memory It will be possible to analyse the memorized data ONLY by transferring it to a PC record simultaneously pressing the START key after a proper setting RMS values of voltages currents corresponding harmonics active reactive and apparent powers power factors and cosq active reactive and apparent energies voltage anomalies voltage sag and surge with 10ms resolution It will be possible to analyse the recorded data ONLY by transferring them to a PC record simultaneously pressing the START key values of Voltage and Current values coming from test leads and Clamps using Typical Configurations with pre programmed parameters inside meter see paragraph 10 2 It will be possible to analyse the recorded data ONLY by transferring them to a PC It s fundamental the Instrument settings correspond to the Installation type under test and accessories is use For this we recommend you to check instrument s setting before execute an ANALYSIS measu
27. V VP N 234V VP PE 234V The instrument doesn t detect an efficient protection circuit FUNC IdN RCD UL RCD 05 06 01 mMms V 34V FRQ 50 0Hz Ut VP N 234V VP PE PEE xl 30mA v 50V Message NO PE the instrument doesn t detect an efficient X protection circuit FUNC IdN RCD UL EN 36 NY HT GSC53N GSC57 ZG47 If the instrument gets overheated tests cannot be carried out and the message alongside is ms displayed Wait until the initial screen is back in FRO 50 0Hz Ut V i VP N 231V VP PE 230V order to proceed with measurements x1 500mA 50V Message hot the FUNC IdN RCD UL instrument got overheated THE PREVIOUS RESULTS CANNOT BE SAVED 7 Using the Rat function aes 05 06 01 if a contact voltage Uy higher than the selected limit U is 1800o detected the instrument FRQ 50 0Hz Ut 54V emits a long sound 534v vp pg 34v signal at the end of the The instrument doesn t test and displays the A m s cte kam efficient screen alongside Rt 304 Aa sP l FUNC IdN RCD UL ea The test can be stored pressing the SAVE key twice according to paragraph 9 1 6 3 3 2 RCD tripping faulty cases f the RCD trips during fey 05 06 01 the preliminary test performed before the test independently from ms The RCD trips
28. a resistance to duin higher than 1999 the screen alongside is i5 56 ou displayed VP N 1V Vp PE 0V rat 50V FUNC UL e This result can be stored pressing the SAVE key twice according to paragraph 9 1 n the mode if the SS 05 06 01 Phase Sequence not voltage of one or more correct phase is too low one or RTS more phase has a low voltage the instrument will show a screen FRO 50 0HZ aad VR S 391V VS T OV similar to the along side vr R ov Message LOW Voltage displayed Phase T means that Play Phase Thasc dow vollags 5 value Similar message for d Phase R and S FUNC c This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 54 IY NHT GSC53N GSC57 ZG47 6 5 EARTH SOIL RESISTANCE AND RESISTIVITY MEASUREMENTS Y Turn the switch on EARTH position F1 The F1 key permits to select one of the following measuring modes which can be shown cyclically when pressing the key Mode 2 W the instrument measures the resistance between 2 points Mode 3 W the instrument measures the resistance using two auxiliary earth rods Mode p the instrument measures the ground resistivity WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed EN 55 GSC53N GSC57 ZG47 6 5 1 Measurement procedure and results
29. acoustic signal indicating hoes to estes FELIPE that the voltage Drop is LON inside the limits displayed in the following Table and a ae ETT display the screen r Resistance value alongside VDROP SECTION 0 7 T jJ Test Current Value v FUNC Working mode The displayed result can be stored pressing the SAVE key twice according to a paragraph 9 1 Area mm Max Voltage Drop V Guidelines 0 5 5 0 7 5 i 1 0 3 3 1 5 2 6 25 1 9 40 1 4 6 0 1 0 Table6 table reporting the Voltage Drop limit values EN 64 GSC53N GSC57 ZG47 6 6 3 RMEAS and VDROP faulty cases ee if the instrument doesn t notice the presence of Power in the socket Power ONLY FOR 10A it visualizes screens represented to side Check if the C5700 cable is connected to instrument and if the power outlet is fed Ne 05 06 01 ad A A NO POWER SUPPLY RMEAS RLIM 0 150Q FUNC T 4 Working mode If the instrument detects the External Power supply adapter connected to instrument will show the message displayed to side mon 05 06 01 0 A A REMOVE POWER RLIM 0 1500 FUNC T 4 Disconnect the External Power Supply Adapter THE PREVIOUS RESULTS CANNOT BE SAVED In the RMIS mode If the value of the resistance is higher than
30. and Equalising conductors with test current higher than 200mA and open circuit voltage ranging from 4V to 24V c MQ Measurement of insulation resistance with DC test voltage 50V 100V 250V 500V or 1000V RCD Measurement on common and or selective RCDs AC type w and A type of the following parameters v Tripping time v Tripping current Y Contact voltage U Y Global earth resistance Ra Under this mode the instrument can measure the overall earth resistance without causing RCD tripping LOOP Q Measurement of line and fault loop impedance with calculation of prospective short circuit current Measurement of fault loop impedance between phase and earth and Global Earth resistance measurement without RCD tripping and calculation of prospective short circuit current Indication of phase rotation sequence EARTH Measurement of Earth Resistance and Resisivity using Earth rods LOWO 10A Continuity Test of Protection and Equalising conductors with test current higher than 10A GSC57 only AUX Measurement and Recording of leakage current and environmental values temperature humidity Air Speed illuminance and Sound level ANALYSER The Instrument allows the following operations Y display in real time the electrical parameters of a single phase and three phase systems with and without neutral wire and the harmonic analysis of voltages and currents Y conduct a direct Energy measurement without memorizing
31. earth collector or node d auxiliary external masses to the earth terminal ALLOWABLE VALUES The IEE 16 edition standards do not give any indication on the maximum resistance values which cannot be overcome in order to be able to declare the positive outcome of the continuity test The standard IEE 16 edition simply requires that the instrument in use warns the operator if the test was not carried out with a current of at least 0 2 A and an open circuit voltage ranging from 4 V to 24 V The resistance values can be calculated according to the sections and lengths of the conductors under test anyway if the instrument detects values of some ohm the test can be considered as passed EN 126 NY HT GSC53N GSC57 ZG47 17 2 Insulation Resistance Measurement of The Electrical Installations 250Vdc 500Vdc 1000Vdc a EXAMPLE OF INSULATION MEASUREMENT ON AN INSTALLATION p NE Equalising potential Node DHT Switch E near the Switch D near washing the boiler with the machine with purpose of separating this the purpose from the of installation separating this from the installation Insulation measurements on an installation EN 127 NY HT GSC53N GSC57 ZG47 PURPOSE OF THE TEST Check that the insulation resistance of the installation complies with the requirements of IEE 16 edition standard NOTA
32. few seconds the display will return to meter mode and the instrument will continue recording In order to enable disable this option the correct password will have to be entered The display will return to meter mode and START STOP will have to be pressed again to stop the recording You will then need to re enter the ANALYSER CONFIG menu and scroll up or down to the item PASSWORD ON using the keys F1 and F2 Then turn the password off by pressing the keys F3 and F4 EN 75 NY HT GSC53N GSC57 ZG47 8 2 BASIC SETTING RECORDER CONFIG Place the rotary switch in the ANALYSER position press the MENU key using the F1 F2 keys select the RECORDER CONFIG item and press the ENTER Key This option allows you to check and eventually modify the recording parameters and the selected parameters up to a maximum of 62 Frequency If the number of selected values exceeds 63 the message MAMEN AEM will be displayed The RECORDER CONFIG mode is divided into 4 separate sub pages v 1 page This page allows you to set the START STOP mode AUTO or MANUAL the START and STOP time if AUTO mode is selected the Integration Period value the Enabling Disabling of Voltage Anomalies detection the Enabling Disabling of Harmonics detection Press ENTER to confirm the settings and pass to the following page Press ESC to leave the Menu without modifying the existing parameters v 2 page This page is devoted to the settings relevant to the V
33. higher than the maximum fault current of the installation 4 INSTALLATION PARTS TO BE CHECKED The test shall be effected in the point where the short circuit current is the highest possible usually immediately downstream the RCD to be checked The test shall be effected between phase and phase Zpp in the three phase installations and between phase and neutral Zpn in the single phase installations ALLOWABLE VALUES Three phase installations Single phase installations Pi TOP ec Pi a Zpp 43 Zpn dove P tripping power of the RCD Zpp impedance measured between phase and phase Zpn impedance measured between phase and neutral 17 8 Fault Loop Impedance Measurement Phase Earth PURPOSE OF THE TEST The fault loop is the circuit of the current when there is a bad isolation of the electrical system toward earth The fault loop is composed Transformer coil impedance The impedance of the line from the transformer to the fault The impedance of the protective conductor from the conductive part to the neutral of the transformer When the instrument measure the impedance of the fault loop the instrument detect the prospective phase PE short circuit current so the operator can determine if magnetotermical protection is coordinated to the protection of indirect contacts WARNING The resolution of the instrument is 10mQ when the impedance value is inside 0 01 19 99 O so use the instrument for measurements of
34. of the settings made as per paragraph 8 1 following screens are displayed cyclically v Three phase 3 wires total three phase values Wattmeter phases 1 2 and 2 3 values Peak Demand v Three phase 4 wires total three phase values phase1 phase2 and phase3 values Peak Demand F3 F4 to pass to previous next function respectively SAVE ENTER HOLD MENU START STOP to save in the instrument memory a record of Smp type see paragraph 9 2 and the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an energy measurement This function is disabled during a recording or an energy measurement to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement to record selected parameters according to the instrument s settings see chapter 10 EN 94 NY HT GSC53N GSC57 ZG47 8 6 3 WAVE mode Selecting the WAVE mode one of the below screens will be displayed according to the settings made as per paragraph 8 1 The screens show the waveform of the phase c
35. panel and therefore acquires the value of the reactive power in that moment P The power factor inductive or capacitive positive or negative is defined in the panel and therefore acquires the value of the power factor in that moment The active power positive or negative or the reactive power inductive or capacitive positive or negative is NOT defined in the panel and therefore acquires a null value The power factor inductive or capacitive positive or negative is NOT defined in the panel Pf 1 EN 144 NY HT GSC53N GSC57 ZG47 17 12 2 3 Phase 3 Wire System In the electrical systems distributed without neutral the phase voltages and the power factors and phase cosq lose importance Only the phase to phase voltages the phase currents and the total powers remain defined Phase 1 ka iR 1 2 p NS uu Three phase Phase 2 e equipment N Fs ON Phase 3 w3 2 VAR 3 2 In this case the potential of one of the three phases for example phase 2 is taken on as reference potential The total values of the active reactive and apparent power are expressed as sum of the indications of the couples of Wattmeters VARmeters and VAmeters Prop Wi Ws Oror VAR _ VAR Stor W b XAR VAR3_ E EN 145 NY HT GSC53N GSC57 ZG47 17 13 MEASURING METHOD OUTLINES The instrument is able to measure voltages currents active powers ind
36. possible to record or take an energy measurement This function is disabled during a recording or an energy measurement MENU to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement START STOP to record selected parameters according to the instrument s settings see chapter 10 EN 89 GSC53N GSC57 ZG47 8 5 3 HARM mode Selecting the HARM mode one of the screens below will be displayed according to the settings made as per paragraph 8 1 The screens show the harmonics see paragraph 17 11 of the phase currents 2709400 1735412 27 09 00 T9512 fee Example of screen in single Example of screen in 3 wires phase mode or 4 wires three phase mode The symbols used are described in Table 8 For any message displayed see Appendix 1 MESSAGES DISPLAYED The displayed histograms represent the harmonic content of the current under test The value of the first harmonic h01 primary at 50Hz is not represented in scale along with the other harmonics in order to maximise the display of the latter In case both voltage and current are connected to the instrument inputs eventual negative values therefore represented under the horizontal axis indicate that such current harmonics are generated by the load Following keys are enabled v F3 F4 oe F1 e F2 ESC
37. rotary switch position As you can read in the paragraphs 7 2 1 and 8 2 a recording can be started manually or automatically Therefore after setting all the parameters and leaving the Menu the instrument will start to record Yv MANUALLY the recording will start when Instrument time reach the 00 seconds value after pressing START STOP Y AUTOMATICALLY If the operator has pressed START STOP the instrument will remain in stand by until the date and time previously set then the recording will start While if the operator doesn t press START STOP the recording will never start WARNING For recordings we recommend to use the external power supply adapter code A0050 optional for GSC57 even the instrument allows the operator to perform a recording using internal batteries If you press START key a recording without the external power supply adapter code A0050 the instrument will display a warning message No ext supply Press START key again to run the recording or press ESC to quit If during a recording the external power supply adapter code A0050 optional for GSC57 is de energised the instrument will continue the recording using the internal battery power until the batteries are exhausted the data stored until the definitive turning off won t get lost For this we recommend you ALWAYS insert a new set of batteries before a long recording The instrument uses sophisticated algorithms to prolong the battery life Particula
38. selected ERR SEQ The Phase Sequence isn t correct Check the Phase Sequence connection ERR P The active powers shown on the right side of the message If there isn t a situation of co generation are negative check if the clamps are properly connected The active powers shown on the right side of the message If there isn t a situation of co generation ERR SEQ amp P are negative and the Phase Sequence isn t correct check if the clamps are properly connected check the Phase Sequence connection ERR CONNECTION The instrument has detected a wrong connection to Voltage inputs Check the Voltage connections Error Vref The user set a Voltage reference not compatible with voltage at instruments input Check Voltage Reference set in CONFIG RECORDER ERR SYNC The System Frequency is out of range Check the System Frequency check setting in ANALYSER CONFIG Selection Error There is a mismatch between the Parameter enabled and the parameter selected for an AUX recording Check the parameter enabled in AUX position and the selected parameter for recording Error Error 5 The instrument memory is damaged Contact HT Italia assistance EN 147 GSC53N GSC57 ZG47 19 APPENDIX 2 RECORDABLE PARAMETERS SYMBOLS Symbol Description V1 V2 V3 RMS value of the voltage of phase 1 phase 2 phase 3 respectively V12 V
39. settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement START STOP to record selected parameters according to the instrument s settings see chapter 10 EN 95 GSC53N GSC57 ZG47 8 7 ENERGY FUNCTION This function permits to display the values of the phase and total active powers the value of the phase and total capacitive and inductive reactive powers the values of the power factors and phase and total cosq Furthermore the instrument is able to measure directly see 8 7 2 the values of the phase and total active energies and the values of the phase and total capacitive and inductive reactive energies 8 7 1 Symbols The position ENERGY has only one working mode v METER This mode will be described in detail in the next paragraphs The symbols used are described below Symbol Description Pt P1 P2 P3 Values of the total active power of phase 1 phase 2 phase 3 respectively P12 P32 only for 3 wires measurement Value of the power measured by the Wattmeter 1 2 and 3 2 respectively see paragraph REF Ref530397951 r h 17 12 2 Qt Q1 Q2 Q3 Values of the total reactive power of phase 1 phase 2 phase 3 respectively Q12 Q32 only for 3 wires measurement Value of the power measured by the VARmeter 1 2 and 3 2 respectively see paragraph REF Ref530397951 r h 17 12 2 St 1 2 S3 Values
40. the instrument will shows the screen displayed alongside The message Rc high indicates that the instrument can t flow the minimum current necessary for measurement Check that the terminals are correctly connected and the Auxiliary earth rod connected to B4 blue conductor has not been inserted in a pebbly or poor conductive ground If necessary pour some water around the rod 0 Vd V Test 04 RAVG 0 74Q 3 W A REMOVE POWER EARTH 05 06 01 FUNC CLR A Vd 230V Test 04 RAVG 0 74Q 3 W A VOLT IN INPUT EARTH 05 06 01 Warning noise in input Q FUNC CLR EARTH 05 06 01 Q Vd 1V Test 04 RAVG 0 74Q 3 W A Rc HIGH T FUNC CLR Disconnect the External Power Supply Adapter symbol Voltage Message Re Check Auxiliary Earth rods EN 59 GSC53N GSC57 ZG47 amp The message Rp high indicates that the instrument can t measure correctly the Voltage from Auxiliary Earth rod Check that the terminals are correctly connected and the Auxiliary earth rod connected to B2 red conductor has not been inserted in a pebbly or poor conductive ground If necessary pour some water around the rod The message Rp and Re high indicates that the instrument can t measure correctly the Voltage from Auxiliary Earth rod and can t flow the minimum curre
41. the limit the instrument emits an acoustic signal and displays a screen similar to displayed to side mon 05 06 01 A 0 32350 RMEAS RLIM 0 150Q0 FUNC T 4 eee Resistance value higher than limit Test current er ee The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 65 NY HT GSC53N GSC57 ZG47 Inthe RMIS mode If the LOW 05 06 01 Resistance value higher value of the resistance than the maximum measurable is over the maximum measurable the instrument emits an A 20 9990 acoustic signal and Test current displays a screen similar 9 12A eere to displayed to side RMEAS RLIM 0 150Q FUNC t i e The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 n the VDROP mode If Voltage Drop higher than the value of the voltage the limit drop is higher than the limit the instrument A 3 50v emits an acoustic signal and displays a screen Test current similar to displayed to 14 0A 0 3500 side Resistance value VDROP SECTION 2 5 FUNC jh i ea The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 In the VDROP mode If Voltage drop over ihe the value of the voltage maximum measurable drop across the conductor und
42. to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement to record selected parameters according to the instrument s settings see chapter 10 EN 86 NY HT GSC53N GSC57 ZG47 8 4 4 WAVE mode Selecting the WAVE mode one of the below screens will be displayed according to the settings made as per paragraph 8 1 The screens show the waveform of the phase or phase to phase voltage 27 09 00 LSS Oke 27 09 00 1753582 251 092300 Ipae 400 2 V Vpk12 565 5 V freq 50 0 Hz peP NN RI Example of screen in single Example of screen in 3 wires Example of screen in 4 wires phase system three phase system three phase system The symbols used are described in Table 7 For any message displayed see Appendix 1 MESSAGES DISPLAYED Following keys are enabled e Ft only for three phase mode to display the values corresponding to the following phase e ESC to return back to METER mode see paragraph 8 4 2 SAVE to save in the instrument memory a record of Smp type see paragraph 9 2 containing the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording ENTER HOLD to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available Whe
43. tripping current of the RCD in the case of RCD S 2 lan Safety limit voltage reduced down to 25V in special rooms If the installation is protected by an RCD the measurement shall be effected upstream or downstream the RCD short circuiting it to avoid its tripping These methods even though not provided by the standards IEE 16 edition provide values resulted to be indicative of the earth resistance EN 133 NY HT GSC53N GSC57 ZG47 a EXAMPLE FOR EARTH RESISTANCE TEST Lets assume an installation protected by a 30 mA RCD Lets measure the earth resistance using one of the methods quoted above to evaluate whether the installation resistance is complying with the standards in force and multiply the result by 0 03A 30 mA If the result is lower than 50V or 25V for special rooms the installation can be considered as co ordinated as it respects the above said relation When we face 30 mA RCDs the most of civil installations the maximum earth resistance allowed is 50 0 03 1666Q permitting to use even simplified methods which even though they do not provide extremely precise values give a value approximate enough for the calculation of the co ordination 17 5 Working Test of Rcds Rcd Rcd Dc Red S Red Dc S PURPOSE OF THE TEST Check whether general and selective RCDs have been installed and adjusted properly and whether they maintain their features over the time The check shall confirm that the RCD trips at a curr
44. without modifying the existing parameters The various pages of the RECORDER CONFIG can be schematised as follows EN 76 GSC53N GSC57 ZG47 aR MENY Use the keys F1 F2 to position the cursor on the desired word and use the keys F3 F4 to select deselect the desired parameter it s selected if marked in black Press ENTER to confirm this page and proceed inside the Menu keeping the settings made Press ESC to leave this page without modifying the existing parameters RECORDER CONFIG VOLTAGE REC Pg ON P N 230V 06 243 8V 10 207 0V RECORDER CONFIG START MANU STOP MANU INT PERIOD 15min HARM REC ON ANOM REC ON 15 Page of the RECORDER CONFIG MENU ENTER e Tux RECORDER CONFIG VOLTAGE uA EE UEM HARM REC Pg ON Vref P P 400V LIM 06 424 0V LIM 10 360 0V To Select MANUAL or AUTOMATIC start stop mode place the cursor on MANU or AUTO using the key F1 or L F2 and select the desired mode using F3 or F4 Use the keys F1 F2 to position the cursor on the desired word and use the keys F3 F4 to modify the value Press ENTER to confirm this page and proceed inside the Menu keeping the settings made Press ESC to leave this page without modifying the existing parameters RECORDER CONFIG VOLTAGE Vi ul UE V12 V32 V31 HARM REC Pg ON Vref P N 230V LIM 06 243 8V LIM 10 207 0V teade sD a 5 Exampl
45. 00 0 999 9kVARh 0 1kVARh 1 000 9 999MVARh 0 001MVARh 10 00 99 99MVARh 0 01MVARh 100 0 999 9MVARh 0 1MVARh Accuracy grant for V 100V gt 10 FS cos gt 0 5 AC frequency 45 65Hz EN 119 GSC53N GSC57 ZG47 Cos 9 MEASUREMENT SINGLE PHASE AND THREE PHASE SYSTEM Cos Q Resolution Accuracy 0 20 0 50 1 0 0 50 0 80 0 01 0 7 0 80 1 00 0 6 AC frequency 45 65Hz VOLTANGE AND CURRENT HARMONICS MEASUREMENT SINGLE PHASE AND THREE PHASE SYSTEM Range Accuracy Resolution DC 25H 5 rdg 2 digit 26H 33H 10 rdg 2 digit 0 1V 0 1A 34H 49H 15 rdg 2 digit Harmonics values are null under fixed threshold DC its values is null if it is lt 2 of Fundamental or is lt 2 of Full Scale clamp 1 Current Harmonic its values is null if it is 0 296 Full Scale clamp 2 49 its values is null if it is lt 2 of fundamental or is 296 of Full Scale clamp AC frequency 45 65Hz FLEX settings disabled DC component measurement ENVIRONMENTAL PARAMETER MEASUREMENT AUX function Parameter Range Accuracy Resolution TEMPERATURE 20 C 80 C 0 1 C HUMIDITY 0 100 HR 0 1 UR 0 001Lux 20 00 Lux 2 rdg 2dgt 0 001 0 02 Lux ILLUMINATION 0 1Lux 2000 Lux 0 1 2 Lux 1Lux 20 kLux 1 20 Lux Accuracy for luxmetric probe is compliance with A
46. 00 cable ES 5 Press the START key The instrument will execute the measurement WARNING If the instrument displays Measuring it means that it is effecting the measurement During this phase the instrument test leads are not to be disconnected At the end of the test the Resistance value instrument emits an pr T acoustic signal and display the screen 0 10 io alongside 13 4A RMEAS Iu Test Current Value A FUNC T Y Working mode e The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 63 NY HT GSC53N GSC57 ZG47 6 6 2 Measurement Procedure and Result of VDROP mode 1 Selectthe VDROP mode by means of the F1 key F1 2 Connect the test leads to B1 B2 B3 B4 input terminals according to the following picture 1 3A 230V 50Hz Connection of the test leads during LOWQ10A test DEZ 3 Set the conductor area by mean the F3 and F4 keys 4 Connect the 230V 50Hz Power supply socket of the instrument to a power socket using the C5700 cable 5 Press the START key The instrument will execute the measurement WARNING If the instrument displays Measuring it means that it is effecting the measurement During this phase the instrument test leads are not to be disconnected v At the end of the test the Voltage Drop across the instrument emits an TT Feferred t under test
47. 10 0 999 04 2 rdg 2 digit se V R gt 1pA 100 0 199 9 0 1 5 rdg 2 digit se V IR lt 1pA 0 01 9 99 0 01 T 10 0 199 9 0 1 2 rdg 2 digit se V IR gt 1pA 200 249 1 250 499 1 5 rdg 2 digit se V RX1uA 0 01 9 99 0 01 s00 10 0 199 9 0 1 2 rdg 2 digit se V IR gt 1pA 200 499 1 500 999 1 5 rdg 2 digit se V R lt 1pA 0 01 9 99 0 01 idod 10 0 199 9 0 1 2 rdg 2 digit se V IR gt 1pA 200 999 1 1000 1999 1 5 rdg 2 digit se VIR lt 1pA lt 1 3 x Nominal Test Voltage lt 6 0mA with 500V Test Voltage gt 2 2mA with 230kQ at 500V gt 1mA with 1kQ Vnom other voltage test Set limit values 0 05 0 10 0 23 0 25 0 50 1 00 100MQ RCD TEST ON RCD DEVICES Nominal Test Current IAN 10mA 30mA 100mA 300mA 500mA Open circuit Test Voltage Short Circuit Current Nominal Test Current RCD type AC A General e Selective Phase to Earth Test Voltage 100V 265V 50Hz Frequency 50Hz 0 5Hz Tripping Time Measurement tan Range ms Resolution ms Accuracy lan lan 1 999 2 lan 1 200 general 1 250 selective 1 2 rdg 2digit 5 lan RCD 1 50 general 1 160 selective Contact Voltage Ut Range V Resolution V Accuracy 0 QUtlim 0 1 0 5 rdg 3digit Ut LIM UL 25V 0 50V Global Earth Resistance Measurement avoiding RCD tripping 15mA in Ra 15mA Tripping Current Measurement Range O Resolution Q Accuracy IA
48. 14 1 GENERAL INSTRUCTION 1 The tester you have purchased is a precision instrument Strictly follow the instructions for use and storage reported in this manual to avoid any possible damage or danger during use 2 Do not use this tester under unfavourable conditions of high temperature or humidity Do not expose to direct sunlight 3 Be sure to turn off the tester after use If the instrument is not to be used for a long period you are recommended to remove batteries to avoid acid leakage which may damage the internal circuits of the instrument 14 2 BATTERY REPLACEMENT The symbol MF shows the battery charge If it is completely black the battery are full charge while the symbol indicate weak batteries When the batteries are too low to execute the test the instrument will Show a warning message In the case interrupt testing and replace batteries according the following the procedure The instrument is capable of keeping the data stored even though batteries are not installed The Instrument Date and Time settings aren t lost if you change the batteries within 24hours WARNING Only skilled technicians can perform this operation Before replacing batteries make sure that all test leads have been disconnected from input terminals The instrument holding recording dates also without internal batteries Switch OFF the instrument Remove all the test leads from the input terminals Unscrew the fixing screws from the bat
49. 150V Vineas lt 250 a This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 48 NY HT GSC53N GSC57 ZG47 6 4 6 Measurement procedure and results of mode E 1 Select mode by means of the F1 key 2 Connect the Black Red and Green connectors of the split cables to the corresponding input terminals of the instrument B1 B2 B3 A A SS A e e Instrument connection for Phase Sequence Detection in a 400V three phase system 3 Press the START key to execute a test At the end of the test the instrument emits a double sound signal Rees Phase Sequence OK indicating that the test is correctly RS terminated and Value of the Phase to Phase displays the values Voltage alongside FRO 50 0HZ VR S 391V VS T 401V VT R 399V a Working mode we This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 49 GSC53N GSC57 ZG47 6 4 7 LOOP Faulty Cases Se If the instrument detect the External Power supply adapter connected to instrument will show the message displayed to side Should the instrument detect that the phase and or neutral cables are not connected to an installation screen alongside is displayed when pressing START Should the instrument detect a voltage between phase and neutral higher of 250V for example in case the blue cable is connect
50. 1V cable 2m AC Current clamp 3000A 1V cable 2m Leakage AC Current clamp 1 100 1000A 1V diameter 54 mm AC Current clamp 10 100 1000A 1V diameter 54 mm Box for connection with TA 3x1 5A 1V Accessory for Loop Impedance measure at high resolution EN 123 Code C2033X KITGSC5 KITTERRNE A0050 HTFLEX33 TOPVIEW C2006 BORSA2051 ISO9000 Code CN0050 HT52 05 HT53 05 HP30C2 HP30C3 HT96U HT97U HT903 IMP57 NY HT GSC53N GSC57 ZG47 16 SERVICE 16 1 WARRANTY CONDITIONS This instrument is guaranteed against any defect in material and manufacturing in compliance with the general sales terms and conditions Throughout the period of guarantee all defective parts may be replaced and the manufacturer reserves the right to repair or replace the product If the instrument is to be returned to the after sales service or to a dealer transportation costs are on the customer s behalf Shipment shall be however agreed upon A report must always be enclosed to a rejected product stating the reasons of its return To ship the instrument use only the original packaging material any damage that may be due to no original packing shall be charged to the customer The manufacturer declines any responsibility for damages caused to persons and or objects Warranty is not applied in the following cases Any repair that might be necessary as a consequence of a misuse of the instrument or of its use with no compatible devices
51. 1mV 8 5uV 1 0 rdg 8 5uV 100 0 999 9 8 5mV 84 99mV 1 0 rdg 85uV 1A 85uV Rinput 400kQ AC frequency 45 65Hz AC CURRENT MEASUREMENT with FlexINT clamps GSC53N and ZG47 3000A range Range A Voltage input Resolution Accuracy 30 0 999 9 2 55mV 84 99mV 8 5uV 1 0 rdg 17uV 1000 3000 85 0mV 255mV 85uV 0 5 rdg 85uV 1A 85uV Rinput 400kQ AC frequency 45 65Hz AC POWER MEASUREMENT SINGLE PHASE AND THREE PHASE SYSTEM AUTORANGE Quantity Range Accuracy Resolution 100 0 999 9W 0 1W 1 000 9 999kW 0 001kW 10 00 99 99kW 0 01kW ACTIVE POWER 100 0 999 9kW 0 1kW 1 000 9 999MW 0 001MW 10 00 99 99MW 0 01MW 100 0 999 9MW 0 1MW 100 0 999 9VAR 0 1VAR 1 000 9 999kVAR 0 001kVAR 10 00 99 99kVAR 0 01kVAR REACTIVE POWER 100 0 999 9kVAR 0 1kVAR 1 000 9 999MVAR 0 001MVAR 10 00 99 99MVAR 0 01MVAR 100 0 999 9MVAR 0 1MVAR 100 0 999 9VA 0 1VA 1 000 9 999kVA 0 001kVA 10 00 99 99kVA 0 01kVA APPARENT POWER 100 0 999 9kVA 1 0 rdg 2digit 0 1kVA 1 000 9 999MVA 0 001MVA 10 00 99 99MVA 0 01MVA 100 0 999 9MVA 0 1MVA 100 0 999 9Wh 0 1Wh 1 000 9 999kWh 0 001kWh 10 00 99 99kWh 0 01kWh ACME ENERGY 100 0 999 9kWh 0 1kWh 1 000 9 999MWh 0 001MWh 10 00 99 99MWh 0 01MWh 100 0 999 9MWh 0 1MWh 100 0 999 9VARh 0 1VARh 1 000 9 999kVARh 0 001kVARh 10 00 99 99kVARh 0 01kVARh REACTIVEIENERGY 1
52. 2 xb SHALL cause the RCD tripping within the times shown in the following table anx 1 lan AN General 0 3s 0 15s 0 04s Max tripping time in seconds Selective 5 Max tripping time in seconds 0 13s 0 05s 0 05s Minimum tripping time in seconds For rated values IAN lt 30mA the test current at five times is 0 25A For currents equal to lay the RCD shall not trip in any case Table 3 Table of tripping times for tests with leakage currents lan x1 lan X2 lan X5 and AUTO Table of tripping times for ramp tests ail This test is not used to be effected to compare the RCD tripping time at the tripping current while the standards refer to the maximum tripping times in case the RCD is checked with a leakage current equal to the rated current The limits value for the tripping current are indicated in the following Table in s 1 og A 1 4 x lan 1 4 x lan AC l AN TAN Table 4 Current limit value for Ramp Test EN 28 NY HT GSC53N GSC57 ZG47 6 3 2 Measurement procedure 1 Select the desired test parameter by means of the F1 F2 F3 F4 key 2 Connect the Black Green and Blue connectors of the three terminal shuko cable or of the split cables to the corresponding input terminals of the instrument B1 B3 B4 Instrument connection for 230V single phase Instrument connection for 400V N PE three RCD check phase RCD check Instrument connection for 400V
53. 2 3 Results of TMR mode amp At the end of the test if Insulation Resistance the Insulation resistance is lower than Rmax see M segs during the Test Table2 upper to set LOl1w limit value and the Duration of the Test instrument generated p the Nominal test 14V Voltage the instrument i li emits a double sound signal indicating the pyre 500V TIME 60s C positive outcome of runz vnom 1 EN the test and displays Set test time one screen similar to the screen alongside c The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 e f the Insulation 05 06 02 Maximum resistance value resistance is higher which can be measured 9990 is displayed if a than Rmax see Table2 Tee nR rated voltage of 500V was the instrument emits a gt 999 MO selected see Table2 double sound signal at the end of the test indicating the positive outcome of the test 523V 60s Duration of test pu nee similar to the screen alongside TMR 500V TIME 60s FUNZ VNOM 7 JU e The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 24 NY HT GSC53N GSC57 ZG47 6 2 4 MAN and TIMER mode faulty cases Ifthe instrument detect E 05 06 01 the External Power supply adapter MO connected to Disc
54. 23 V31 Value of phase to phase voltages I1 12 13 RMS value of the current of phase 1 phase 2 phase 3 respectively IN RMS value of the current of the neutral DC Continuous component of voltage or current h01 h49 Harmonic 01 Harmonic 49 of voltage or current ThdV Factor of total harmonic distortion of the voltage see paragraph 17 11 Thdl Factor of total harmonic distortion of the current see paragraph 17 11 Pt P1 P2 P3 Values of the total active power of phase 1 phase 2 phase 3 respectively P12 P32 only for 3 wires measurement Value of the power measured by the Wattmeter 1 2 and 3 2 respectively see paragraph 17 12 2 Qt Q1 Q2 Q3 Values of the total reactive power of phase 1 phase 2 phase 3 respectively Q12 Q32 only for 3 wires measurement Value of the power measured by the VARmeter 1 2 and 3 2 respectively see paragraph 17 12 2 St 1 S2 S3 Values of the total apparent power of phase 1 phase 2 phase 3 respectively 12 32 only for 3 wires measurement Value of the power measured by the VAmeter 1 2 and 3 2 respectively see paragraph 17 12 2 Pft pf1 pf2 pf3 Value of the total power factors power factors of phase 1 phase 2 phase 3 respectively dPft dpf1 dpf2 dpf3 Values of the total cosq of phase 1 phase 2 phase 3 respectively Eat Ea1 Ea2 Ea3 Values of the total active energy of phase 1 phase 2 phase 3 respectively Erit Eri1 Eri2 Eri3 Values of th
55. 47 7 2 2 RECORDING setting of Typical Configurations The following Typical Configurations are selectable inside meter Standard Configuration Description LEAKAGE I Setting of measuring and recording mode of Leakage current on 11 channel TEMP C I1 Setting of measuring and recording mode of Temperature C on 11 channel HUM HR I1 Setting of measuring and recording mode of Relativity Humidity HR on 11 channel To activate the above configurations follow this procedure 1 Turn the rotary switch on AUX 2 Press MENU key The instrument shows the following screen MENU GENERAL SAFETY TEST MEMORY ANALYSER MEMORY RESET ANALYSER CONFIG RECORDER CONFIG CONTRAST DATE amp TIME LANGUAGE 3 Press MENU key again The instrument displays a screen as shown below picture on the left In this way is possible select the desired configuration on 11 channel with F1 or F2 key LEAKAGE I1 TEMP C I1 HUM HR I1 TYPICAL CONFIG TYPICAL CONFIG LEAKAGE I1 TEMP C I1 HUM HR I1 Y T Y T Configuration selection Confirmation configuration selection 4 Press ENTER key The instrument displays the message Data saved for a while to confirm the desired configuration see above picture on the right The instrument return on the measure mode and you can start recording by pressing START
56. 7 Invalid date The inserted date is not correct Check the inserted date Energy Measuring The instrument is taking an energy measurement Press F1 to stop it The memory of the instrument is full Cancel some recordings after transferrin Memory Full them to a PC i A recording has been started without connecting the Verify it you really want to start the recording No ext supply external power supply code A0050 optional for GSC57 without the external power supply In that case press START again A recording has been started without selecting any value to Press START STOP and select at least a No parameter sel be ded ii value entering the MENU Voltage and or current harmonics have been selected and Select at least one phase voltage and or No Phase selected the corresponding flag has been enabled HARMONICS current ON but no phase voltage or current has been selected PASSWORD ERROR Theinserted password is wrong see paragraph 7 Check the password PASSWORD OK The inserted password is correct The instrument is waiting for the recording to be started Please wait see paragraph 6 9 9 Recording The instrument is recording see paragraph 6 More than 63 parameters have been selected harmonics Deselect some values Too many param included or More than 38 parameters with CO GENERATION Flag enabled The quantity of recorded data Smp exceeds the Cancel some recordings after transferrin Too many records mn dus 35 P them to a PC i No Unit
57. A class LEAKAGE CURRENT MEASUREMENT Range Resolution mA Accuracy Input Impedance Overload Protection 0 5 999 9mA 0 1mA 5 rdg 2dgt 200kQ 5V During a recording the instrument detect only Current gt 5mA with Resolution 1mA AC frequency 45 65Hz The maximum recording value is the peak value calculated with 1ms response time 15 2 STANDARDS 15 2 1 General Safety EN 61010 1 Protection classification Double Insulation Pollution degree 2 Protection Degree IP50 Overvoltage Category CAT III 300V Phase Earth CAT II 350V phase Earth Input max 600V between inputs Usage Indoor max height 2000m 15 2 2 EMC This instrument was designed in compliance with compatibility was tested relatively to EN61326 1 the EMS standards in force and its This instrument complies with the requirements of the European Low Voltage Directive 2006 95 CE LVD and EMC Directive 2004 108 CE 15 2 3 Safety Test LOWQ 200mA MQ RCD LOOP P P P N P PE PHASE SEQUENCE EARTH LOWO 10A 15 2 4 ANALYSER Voltage Sag and Surge Alternating Current Static Watt hour meters for Active Energy Alternating Current Static VAR hour meters for Reactive Energy EN 120 IEC 61557 4 IEC 61557 2 IEC 61557 6 IEC 61557 3 IEC 61557 7 IEC 61557 5 EN60439 1 EN60204 1 EN50160 EN61036 CLASS 2 IEC1268 CLASS 3 GSC53N GSC57 ZG47 15 3 GENERAL SPECIFICATIONS 15 3 1 Me
58. ATE amp TIME LANGUAGE 4 T 3 Press MENU key again The instrument displays a screen as shown below picture on the left This way is possible to select the desired configuration with F1 or F2 key TYPICAL CONFIG TYPICAL CONFIG EN50160 EN50160 SURGES amp DIPS SURGES amp DIPS HARMONICS HARMONICS START UP START UP POWER amp ENERGY POWER amp ENERGY 4 T 4 T Configuration selection Confirmation configuration selection EN 106 GSC53N GSC57 ZG47 4 Press ENTER key The instrument displays the message Data saved for a while to confirm the desired configuration see above on the right The instrument return to the measure mode Below you can find the parameters for each of 5 Typical Configurations EN50160 v ANALYSER CONFIG System not modified Frequency not modified Current Range not modified Clamp Type not modified TV Ratio not modified Password not modified v RECORDER CONFIG Start MANU Stop MANU Integration period 10min Recording of harmonics ON Recording of Voltage anomalies voltage Surge and Dips ON Voltage Reference for Dips and Surge detection Upper Limit for Dips and Surge detection Lower Limit for Dips and Surge detection Selected voltages Selected voltage harmonics 230V single 3ph4w 400V 3ph3w 6 10 VA single V12 V32 V31 3ph3w V1 V2 V3 3ph4w THD DC 01 02 03 04 05 25 singl
59. CE GSC53N GSC57 ZG47 DB instruction Manual Copyright HT ITALIA 2012 Release EN 1 08 28 02 2012 NY HT GSC53N GSC57 ZG47 INDEX 1 SAFETY PRECAUTIONS AND PROCEDURES 5 nuce nca ke cute ko aC naa cuc uE Cua mE aC naa cura E kk cUi Dukan emen 4 WA GENERAL ER 4 1 2 Preliminary RIS UPN LIO eeipabs etit pmuitede ee eh ipn cnceeck nicededsenesaicttacoessestendh pttcectesducactasatdesntettedicrciceclacs 4 1 3 During USE c P 5 M 5 2 GENERAL DESCRIP TION mee Hc 6 XM IMMOGUCHON s E 6 2 2 PIV CUOMNS estin eret rire ro endete e De M PRA uie re Ria E 6 2 PREPARATION FOR USE oie etes a iael en attire Cete ee tea utu ei 8 SM nital OEM Mer 8 Jie POWT DUBBI andes nu echo tbe a ie ace chsh tua linda etch reb dit Fasc ha uada eris 8 33 Calibra tioN essers aeea E TT CR 9 SE ES olele EEE AE EEE RU UU 9 4 INSTRUMENT DESCRIPTION c csscssssccssssssssssesesesecessssssesanansececesassesesacaesesecesasseseeavaesesecasassesaeananseseses 10 4 1 Display Description MR H 11 2 2 MMMM AM oT scan cia uestis ekg RICH Sea obs cc Draciei UNI uie Cu Seanad TAR ahonec Ges 11 4 3 e solpa pero cs cs teas 11 5 INITIAL SETTINGS c 12 5 1 How to Adjust the
60. Contrast 12 5 2 How to Set Date and MT NR Romo omm 12 5 3 How to Set the Language MEER NR c NE 12 DM ROSOL E A E A E E A A baniate dled 13 60 SAFETY TEST FUNCTIONS 14 6 1 LOWQ Continuity Test with 200mA Test Current nnne 14 6 1 1 Calibrating the test leads CAL Mode sssssseseeeneeeneee nennen tentent tentent tentent tentent nen 15 6 1 1 1 Procedure to reset test leads calibration parameters ssssssssseeeeeeeennn 16 6 1 2 Measurement Procedilre rorem b eene dene i o rbi p ER c dE 17 6 1 3 Results or AUTO mode teet tieta eto be enean mde ape Sean aerate aie dena i n eiie 18 6 1 4 Results of RT and RT modes s dir tentent tette tete tent tenerte te tette ente tette tnt tetris 18 6 15 AUTO SIRTE RT faulty CASES ano t o eR e ERE HR LER RR ERE ET RR o ag 19 6 2 MQ Insulation resistance Measurement with 50V 100V 250V 500V 1000V Test Voltage teeters 21 6 2 1 Measurement Procedure e cecessecesseessesecsesceeesesesscsescesesecasseeeeseansesasaeeseaeansusseeeeseaesncasaeeeeseansneasaeeseatansnsaceeeteataneetacess 21 6 2 2 Resultsiot MAN mode aide nine rte ne Pide rien Pp Pelis lese erre bie ret endo P ee Feder eed Fe RET raie eiat 23 6 2 3 ResultS of TMR mode a p eret e RE e Becr ti ple iris re o ER ee ta UE E t dede ede reb Do EH EA UE IUBE 24 6 2 4 MAN and TIMER mode faulty Cases
61. D e SELV system Safety Extra Low Voltage Y measure the resistance between the active parts of the circuit under test separate and the active parts of the other circuits Y measure the resistance between the active parts of the circuit under test separate and the earth e PELV system Protective Extra Low Voltage v measure the resistance between the active parts of the circuit under test separate and the active parts of the other circuits e Electrical separation Y measure the resistance between the active parts of the circuit under test separate and the active parts of the other circuits Y measure the resistance between the active parts of the circuit under test separate and the earth EN 130 Y o NHT GSC53N GSC57 ZG47 EXAMPLE OF CHECKING THE SEPARATION AMONG ELECTRICAL CIRCUITS Insulation or safety transformer making the separation among the circuits eje e ejeje eje OOOD Between the active parts of the separated circuit And among those Test among the active parts Connect a test lead of the instrument to one of the two d conductors of the N separate circuit and the other to one of the conductors of a no separate circuit other circuits Equalising potentialo Test between node the active parts and t
62. GSC57 ZG47 8 5 2 METER mode In this mode the instrument shows one of the screens below according to the settings made as per paragraph 8 1 CURRENT CURRENT CURRENT SINGLE PHASE I1 30 21 A I1 30 21 A I1 30 21 A I2 23 53 A I2 23 53 A Ipkl 49 53 A 13 23 06 A 13 23 06 A ThdI 23 06 freq 50 0 Hz IN 8 4 A freq 50 0 Hz freq 50 0 Hz CLAMP TYPE FlexINT CLAMP TYPE FlexINT CLAMP TYPE FlexINT HARM WAVE PG PG HARM WAVE PG PG HARM WAVE PG PG Example of screen in single Example of screen in 3 wires Example of screen in 4 wires phase mode three phase mode three phase mode The symbols used are described in Table 8 For any message displayed see Appendix 1 MESSAGES DISPLAYED Following keys are enabled e Ff to pass to HARMONIC mode see paragraph 8 5 3 e F2 to pass to WAVE mode see paragraph 8 5 4 v F3 F4 to pass to previous next function respectively SAVE to save in the instrument memory a record of Smp type see paragraph 9 2 containing the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording ENTER HOLD to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not
63. LIOMS ssssecssesdsncensosasadsseoracoarsesiescsonsesvacedencedbasanitaiendsecahsnsasuesnestascianentnasasadensessindnacensuettsanasne 121 15 3 1 Mechanical Data ssssssssssses seen nne tenerent tenerent te teret ente teneret tete tenerent tete 121 153 2 POWER SUPPLY cuente rete vesnsueses coats ctusdest ar dbastata ore rp ree Cape nel o PY eR RE p e berba eie iere oer DRE 121 UIS Eh MEE 121 15 3 4 MBImOLy A NE E E ies neu ned und cune de un bu E n denned qa Ou an do une a cU Ond 121 EE ANION ze E 121 DN PeIIcS l 122 jscz sje tc c T 124 163 WARRANTY CONDITIONS iiieoo iiie pie Odd Dad 124 ilz ec Serials 124 17 PRACTICAL REPORTS FOR ELECTRICAL TESTS essere nennen enn nnnnn nannten nnanenn 125 17 1 Continuity Test on Protective Conductors sssssssseseeneene tentent teret tentent teretes 125 17 2 Insulation Resistance Measurement of The Electrical Installations 250Vdc 500Vdc 1000Vdc 127 Tr 2 Check of the Circuit Separation aas run ciii trim Ei eis pick terio SI HE XEa nd IURE UE EU Rd cR ME Cinddi dC nc jM ea MER C R 130 17 4 Earth Resistance Measurement in TT Systems essen tenente tenente tentent 133 17 5 Working Test of Reds Rcd Red De Red S Red De S ise eskkerkkss bebat gan ipa epp ent Dua NH kh E
64. LLATION 4 t tch off tee m So RRE NOT COMPLYING WITH STANDARDS Effect the Se R gt Rumite OK end of the test 5 measurement on switch INSTALLATION C Se R lt Ruimte NOT COMPLYING WITH STANDARDS Table7 table with procedure steps for insulation measurement referred to the installation reported in Insulation measurements on an installation Note The switches D and E are those installed near the load having the purpose of separating it from the installation In case the above said RCDs do not exist it is necessary to disconnect the users from the installation before effecting the insulation resistance test WARNING If the installation includes electronic devices disconnect them from the installation and in case this is impossible only the test a is to be effected that is to say between active conductors which in this case SHALL be connected together and the earth EN 128 NY HT GSC53N GSC57 ZG47 ALLOWABLE VALUES Rated circuit voltage Test voltage Insulation resistance V V MQ SELV and PELV 20 250 250 Up to 500 V included except for the 500 20 500 above circuits Over 500 V 1000 21 000 n the new standards the terms SELV and PELV replace the old definitions safety low voltage or functional Table8 table summarising a few example of the test voltage values and relative limit values NOTE If the circuit is quite large the conductors runnin
65. M Order Number of the measurement TYPE Measurement TYPE PLACE Mnemonic parameter associated by User to Measurement TOT Total Number of Measurement FREE Available Memory Location NS Following keys are enabled F1 F2 to select the Measurement e F3 to cancel the last recording effected e F4 to cancel all the recordings effected ENTER to see the measurement results of the selected test e ESC to quit this mode EN 113 NY HT GSC53N GSC57 ZG47 11 2 ANALYSER MEMORY This option permits you to display v The present content of the instrument memory Y The size of the memorised data Y The residual space available for future recordings expressed in days and hours All the stored data can be displayed and analysed only downloading them into a PC with the operating software After selecting ANALYSER MEMORY from the Main Menu the screen below will be displayed ANALYSER MEMORY 01 Smp 02 01 01 23 02 Rec 02 01 02 01 03 R amp a 02 01 02 01 04 Rec 02 01 02 01 05 R amp a 02 01 02 01 06 Rec 04 01 05 01 DATA SIZE 0 11Mb REC TIME 0d 06h 7 JU LAST ALL Example of ANALYSER MEMORY screen v Rec recordings effected with respective Start and Stop dates expressed in the format day month start day month stop without Voltage Sag and Surge detection v R amp a recordings effected with respective Start and Stop dates expressed in the format day month sta
66. N 78 URRE Il Use the keys F1 F2 to position the cursor on the desired word and use the keys F3 F4 to modify the value or select deselect the desired parameter it s selected if marked in black Press ENTER to confirm this page and proceed inside the Menu keeping the settings made Press ESC to leave this page without modifying the existing parameters RECORDER CONFIG NT WI MJ Hy HARM REC Pg ON Se q T qose pg Example of 3 page in 4 wires three phase mode Use the keys F1 F2 to position the cursor on the desired current harmonic and use the keys F3 F4 to select deselect it s selected if marked in black Press ENTER to confirm this page Press ESC to leave this page without modifying the existing settings The instrument will record the values of the selected harmonics corresponding to the currents selected in one of the two pages of the Menu previously illustrated NHT GSC53N GSC57 ZG47 From 3 page of RECORDER CONFIG MENU ENTER RECORDER CONFIG CO GENERATION ON POWER Pg ENERGY Pg Example of 4 page In order to select the POWER to be recorded use the multifunction keys F1 F2 to position the cursor on the orresponding Pg Symbol and then press F3 cg ENTER RECORDER CONFIG RECORDER CONFIG RECORDER CONFIG L4 p v EAn E Example of POWER sub page in Example of POWER sub page Example of POWER sub page in single phase mode in
67. N 1 1999 1 0 5 rdg 3digit Test Current 0 5 IAN set IAN RCD Type Range lan mA Portata l mA Resolution mA Accuracy IAN AC 0 5 1 4 law 0 1 lan 0 10 lan i A 05 24 Oe a4 in 0 1 lan 0 10 lan AC 0 5 1 4 lan Pare aes 0 1 lan 096 10 lan IAN gt 10mA A 0 5 x 2 hw 0 5 1 4 lan 0 1 lan 096 10 lan EN 117 GSC53N GSC57 ZG47 FREQUENCY MEASUREMENT Range Hz Resolution Hz Accuracy 47 0 63 6 0 1 0 1 rdg 1 digit RCD and LOOP function are active only for 50Hz 0 5Hz frequency e VOLTAGE MEASUREMENT RCD LOOP PHASE ROTATION Range V Resolution V Accuracy 30 460V 1 3 rdg 2digit LOOP P P P N LINE IMPEDANCE MEASUREMENT Phase Phase Phase Neutral Range O Resolution O Accuracy 0 01 9 99 0 01 no 10 0 199 9 0 1 5 rdg 3digit 0 1 mQ on range 0 0 199 9 mQ with IMP57 Peak value of the Test current 127V 3 65A 230V 6 64A 400V 11 5A Voltage Range Phase Phase Phase Neutral Frequency 100 265 100 440V 50Hz 50Hz 0 5Hz LOOP P PE FAULT LOOP IMPEDANCE MEASUREMENT Phase Earth Range Q Resolution Q Accuracy 0 01 19 99 0 01 20 0 199 9 0 1 5 rdg 3digit 200 1999 1 0 1 mQ on range 0 0 199 9 mQ with IMP57 Peak value of the Test cu
68. N 231V Vp PE 40V order to proceed with MP measurements PZE Message hot the FUNC 1 720 instrument got overheated EN 52 NY HT GSC53N GSC57 ZG47 Using the O mode if a Phase to Phase voltage is lower than 100V the instrument displays the screen indi i FRQ 50 0HZ VR S 391V indicated on side woo T gn oe A LOW VOLTAGE T Q Phase T2 Voltage is lower PHASE ROTATION than 100V FUNC Using the X2 mode if the instrument detect two phases connected together displays the screen indicated on side FRQ 50 0HZ VR S 407V VS T 0 V VT R 407V Two phases are connected together 12 PHASE ROTATION FUNC THE PREVIOUS RESULTS CANNOT BE SAVED EN 53 NY HT GSC53N GSC57 ZG47 n the mode P P P N LOOP 05 06 01 05 06 01 pow ads mode the instrument a e esistance rri t the test and measured is higher than Samen MM esta gt 93 Go the maximum measurable detects a resistance to higher than 199 99 the EE screen alongside is FRO 50 0EZ displayed VP N 1V Vp PE OV P N FUNC Z2Q ca This result can be stored pressing the SAVE key twice according to paragraph 9 1 In the mode P PE RA ser cM si a e esistance mode the instrument measured is higher than carries out the test and 251999 o the maximum measurable detects
69. N uat of phase 1 phase 2 phase 3 and of the Single phase I 3 wires 11 12 13 4 wires 11 12 13 IN THD DC 01 49 Current Total Harmonic Distortion DC Component 01 49 Harmonics respectively THD 01 03 05 07 EN 81 GSC53N GSC57 ZG47 CO GENERATION ON the instrument is able to face situations of CO GENERATION of electrical equipment that is the equipment under test is able to generate energy besides absorbing it Accordingly the instrument will record the powers and energies both absorbed and generated see paragraph 17 12 1 If this flag is enabled the maximum number of parameters which can be selected decrease to 38 OFF the instrument will record ONLY the powers and energies absorbed Pt P1 P2 P3 P12 P32 Values of the active power total of phase 1 phase 2 and phase 3 only for 3 wires measurement value of the power measured by the Wattmeter 1 2 and 3 2 respectively Single phase P1 3 wires Pt 4 wires Pt P1 P2 P3 Qti Q1i Q2i Q3i Q12i Q32i Values of the inductive reactive power total of phase 1 phase 2 phase 3 only for 3 wires measurement value of the reactive inductive power measured by the VAR meters 1 2 and 3 2 respectively e Single phase Q1i Q1c 3 wires Qti Qtc Qtc Q1c Q2c Q3c Q12c Q32c Values of the capacitive reactive power total of phase 1 phase 2 phase 3 only for 3 wires measurement valu
70. Note The instrument effects the calibration only if the resistance of the test leads is lower than 5Q EN 15 NY HT GSC53N GSC57 ZG47 TEST LEADS Before each measurement always make sure that the calibration is referred to the cables in use During a continuity test if the resistance value free of calibration that is the resistance value less the calibration offset value is negative the symbols A is displayed Probably the calibration resistance value stored in the instrument memory is not referred to the cable in use therefore a new calibration must be effected 6 1 1 1 Procedure to reset test leads calibration parameters To cancel calibration fey GNE Message gt 99 90 parameters it is means that the necessary to effect a m d bd rede calibration procedure A gt 99 5o0 than 5Q therefore it with a resistance of will proceed with test leads higher than ET ae Reset procedure 5Q for example with mA mA open test leads When a cancellation is effected avro 0 119 the screen nearby is FUNC CAL displayed first followed by the screen below EN 16 NY HT GSC53N GSC57 ZG47 6 1 2 Measurement Procedure F1 1 Select the desired mode by means of the F1 key 2 Connect the black and blue test leads to B1 and B4 input terminals respectively Main Earth Collector Connection of the test leads during LOWO test 3 If the cables supplied with the instrume
71. OLTAGE recording Press ENTER to confirm the settings and pass to the following page Press ESC to leave this page without modifying the existing parameters From this page you can enter the sub page Harmonics which permits to select the voltage harmonics to be recorded Press ENTER to confirm the settings and leave the Menu Harmonics Press ESC to leave the Menu Harmonics without modifying the existing parameters v 3 page This page is devoted to the settings relevant to the CURRENT recording Press ENTER to confirm the settings and pass to the following page Press ESC to leave this page without modifying the existing parameters From this page you can enter the sub page Harmonics which permits to select the current harmonics to be recorded Press ENTER to confirm the settings and leave the Menu Harmonics Press ESC to leave the Menu Harmonics without modifying the existing parameters v 4th page Menu composed of two sub pages devoted to the selection of the POWERS and ENERGIES to be recorded From this page you can enter the sub page POWER and ENERGY which permits to select the parameters to be recorded Selecting the active powers for the recording the corresponding active energies will be automatically selected Selecting the reactive powers for the recording the corresponding reactive energies will be selected Press ENTER to leave this page confirming the modifications made Press ESC to leave the Menu
72. SAVE ENTER HOLD MENU START STOP to move the cursor of the selected harmonic leftwards and rightwards respectively At the same time the values relevant to the order no of the selected harmonic and to the corresponding absolute and relative values calculated on the basis of the fundamental are updated only for three phase mode to display the values of the harmonics of the other voltages available The voltage displayed is indicated above the F3 key to display the page of the harmonics h01 h24 h24 symbol or that of the harmonics h25 h49 h49 symbol to return back to METER mode see paragraph 8 5 2 to store in the instrument memory a record of Smp type see paragraph 9 2 and the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an energy measurement This function is disabled during a recording or an energy measurement to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement to record selected parameters according to the instrument s settings see ch
73. SC53N GSC57 ZG47 6 6 LOW10A CONTINUITY TEST WITH 10A TEST CURRENT GSC57 ONLY WARNING Before carrying out the continuity test make sure that there is no voltage at the ends of the conductor under test A vw lt X Turn the switch on LOWQ10A position PHA F1 This key permits to select one of the following measuring modes which can be shown cyclically when pressing the key RMEAS mode the instrument measures the Resistance value of the Protection conductor Low Voltage Switchgear and control gear assemblies VDROP mode the instrument measures the Voltage Drop and the resistance across the Protection conductor Electrical equipment of machines WARNING If the resistance is lower than 0 45 including the test leads resistance the continuity test is executed by the instrument with a test current higher than 10A If the resistance is higher than 0 450 the continuity test is executed by the instrument with a current lower than 10A EN 62 NY HT GSC53N GSC57 ZG47 6 6 1 Measurement Procedure and Result of RMEAS mode n 1 Select the RMEAS mode by means of the F1 key 2 Connect the test leads to B1 B2 B3 B4 input terminals according to the following picture Connection of the test leads during LOWO10A test 3 Setthe resistance limit value by mean the F3 and F4 keys mm 4 Connect the 230V 50Hz Power supply socket of the instrument to a power socket using the C57
74. STOP mode AUTO or MANUAL the START and STOP time if AUTO mode is selected and the Integration Period value Press ENTER to confirm the settings and pass to the following page Press ESC to leave the Menu without modifying the existing parameters v 2 page This page allows the selection of the Input channels to be recorded Press ENTER to confirm the settings and leave the RECODER CONFIG Menu Press ESC to leave this page without modifying the existing parameters The various pages of the RECORDER CONFIG can be schematised as follows EN 70 GSC53N GSC57 ZG47 To Select MANUAL or AUTOMATIC start stop mode place the cursor on MANU or AUTO using the key F1 or L F2 and select the desired mode using F3or F4 RECORDER CONFIG BR MENY START STOP MANU Use the keys F1 F2 to position the cursor on the desired word and use the keys F3 F4 to modify the value Press ENTER to confirm and proceed inside the Menu the Menu keeping the settings made Press ESC to leave the Menu INT PERIOD 15min 1 p f the RECORDER without modifying the existing CONIC MENU parameters cg ENTER Use the keys F1 F2 to position the cursor on the desired Input Signal and use the keys F3 F4 to select deselect the desired parameter it s selected if marked in black Press ENTER to confirm and leave the Menu keeping the settings made RECORDER CONFIG AUXILIARY INPUT Press ESC to leave the Menu with
75. This test is to be effected on an open circuit with any load disconnected INSTALLATION PARTS TO BE CHECKED a Between each active conductor and the earth the neutral conductor is considered an active conductor except in the case of TN C systems where it is considered part of the earth PEN During this measurement all active conductors can be connected to each other in case the measurement result does not fall within the standard limits the test is to be repeated for each single conductor b Among active conductors The IEE 16 edition standard recommends to check the insulation among the active conductors when this is possible ATTENTION A procedure indicating how to effect the insulation resistance measurement on an installation is reported in the following table Procedure for insulation resistance measurement referred to the previous picture Switch situation Point under test Measurement result Judgement on the installation 4 Turn the switch A ru us ach Se R 2 Rime OK end of the test D and E off A Se R Ruimite Proceed 2 Se R gt Rume Proceed 3 Effect the Turn the switch B INSTALLATION 2 measurement on switch off A Se R lt Ruimite NOT COMPLYING WITH STANDARDS Effect the Se R gt Rumite OK end of the test 3 measurement on switch se R lt Rit Proceed 4 B Se R gt Rume Proceed 5 f Effect the Turn the switch C INSTA
76. al optional accessory IMP57 capable of measuring high resolution impedance close to a power transformer The high Resolution impedance measurement is available inside the LOOP P P P N P PE modes by mean Un lAn key If You enable the High Resolution Impedance Measurement mode without connecting IMP57 the following screen will be displayed e g Loop P N LOOP 29 01 04 Z Q R Q X Q IkSTD A V1 2 OV FRQ 0 0Hz A NO IMP57 P N Z2Q FUNZ ZSTD ICAL RMT For further details regarding IMP57 use and technical characteristics please refer to IMP57 user s manual or HT web site www htitalia com EN 40 NY HT GSC53N GSC57 ZG47 6 4 2 Measurement procedure and results of P N mode 1 Select P N mode by means of the F1 key 2 Connect the Black Green and Blue connectors of the three terminal shuko cable or of the split cables to the corresponding input terminals of the instrument B1 B3 B4 Instrument connection for P N test in a 230V Instrument connection for P N in a 400V three single phase System phase system 3 Connect the shuko plug into a 230V 50Hz socket or the crocodiles to the conductors of the three phase system see previous pictures 4 If possible disconnect all low impedance loads downstream the point at which the measurement is to be taken as such impedances would be in parallel with the line impedance to be measured ES 5 Press the START key The instrument
77. apter 10 EN 90 NY HT GSC53N GSC57 ZG47 8 5 4 WAVE mode Selecting the WAVE mode one of the below screens will be displayed according to the settings made as per paragraph 8 1 The screens show the waveform of the phase currents 27 09 00 al 35624 2 27 09 00 LeS 12 Example of screen in single Example of screen in 3 wires phase mode or 4 wires three phase mode The symbols used are described in Table 8 For any message displayed see Appendix 1 MESSAGES DISPLAYED Following keys are enabled e Ft only for three phase mode to display the values relevant to the following phase e ESC to return back to METER mode see paragraph 8 5 2 SAVE to save in the instrument memory a record of Smp type see paragraph 9 2 containing the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording ENTER HOLD to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an energy measurement This function is disabled during a recording or an energy measurement MENU to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an en
78. cause the tripping of RCD device If necessary effect the test upstream the switch or RCD EN 45 IY NHT GSC53N GSC57 ZG47 At the end of the test the instrument emits a double sound signal ESSE OERDEI Value of phase to Earth indicating that the test Resistance expressed in O is correctly terminated and LOTo Value of the phase to Earth displays the values eon prospective short circuit alongside current expressed in Ampere Freq 50 0HZ calculated according to the VP N 231V Vp PE 231V following formula T U i Working mode WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed Formula for calculation of prospective short circuit current D I nN i Z py where Uy Nominal phase to neutral voltage 127 if Vmeas lt 150 230 if 150V Vineas lt 250 e This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 46 NY HT GSC53N GSC57 ZG47 6 4 5 Measurement procedure and results of Ra mode IE 1 Select Rat mode by means of the F1 key 2 Connect the Black Green and Blue connectors of the three terminal shuko cable or of the split cables to the corresponding input terminals of the instrument B1 B3 B4 Instrument connection for P PE in a 400V three phase system 3 Connect the shuko plug into a 230V 50Hz socket or the crocodile
79. cd Rcd Dc PURPOSE OF THE TEST Check the real tripping time of the general RCDs it does not apply to the selective RCDs F INSTALLATION PARTS TO BE CHECKED When facing RCDs with tripping current to be selected it is useful to effect this test to check the real RCD tripping current For RCDs with fixed differential current this test can be effected to detect any leakage of the installation users In case the earth installation is not available effect the test connecting one instrument s terminal on a conductor downstream the RCD and one terminal on the other conductor upstream the RCD itself ALLOWABLE VALUES The tripping current shall range from 2lan to ln NOTE Make reference to the notes of the previous chapter To check whether significant leakage currents are present on the installation operate as follows a After deactivating all the loads effect the tripping current measurement and take note of the value b Activate the loads and effect a new measurement of the tripping current if the RCD trips with a lower current the installation leakage is the difference between the two tripping currents If during the test rcd is displayed the installation leakage current added to the current for contact voltage measurement 72 4 causes the RCD tripping EN 135 NY HT GSC53N GSC57 ZG47 17 7 Measurement of Short Circuit Fault Impedance Zon Zpp PURPOSE OF THE TEST Check that the tripping power of the RCD is
80. chanical Data Dimensions Weight 15 3 2 Power supply Batteries Battery Life External Power Supply Adapter Voltage supply 15 3 3 Display Display Type Resolution Visible Area 15 3 4 Memory Safety Test Memory ANALYSER 15 4 ENVIRONMENT Reference Temperature Working Temperature Range Working Humidity Storage Humidity Range Storage Humidity 225 L x 165 W x 105 H mm 1 2Kg approx 6 x 1 5 LR6 AA AM3 MN 1500 LOWQ approx 800 test MQ approx 500 test RCD AC and A Type approx 1000 test LOOP P P P N P PE approx 1000 test Rack approx 1000 test EARTH approx 1000 test LOWQ210A approx 1000 test PHASE SEQUENCE approx 1000 test AUX recording approx 20 Hours ANALYSER recording approx 20 Hours Code A0050 only for ANALYSER and AUX function optional for GSC57 230VAC 50Hz only for LOW210A Graphic with Backlight 128x128 73mm x 73mm 999 measurement 2MByte with 63 channels select and Integration Period 15min gt more than 30 days 23 5 C 0 40 C lt 80 10 60 C lt 80 EN 121 GSC53N GSC57 ZG47 15 5 ACCESSORIES GSC57 Standard accessories Description e Cable with 3 terminals with shuko plug Set with 4 cables 2m 4 crocodiles 2 test leads Set with 4 cables and 4 earth rods Power Supply cable for LOW10A function Management Software Optical USB Cable Carrying Case Calibration Certificate Instruction Manual
81. ct any possible damage which might have been caused during transport Should this be the case immediately contact HT Italia Check also that the packaging contains all the parts listed under paragraph 15 5 In case of discrepancies contact the dealer In case you have to send the instrument back please follow the instructions reported in paragraph 16 3 2 POWER SUPPLY The instrument can be powered by vy 6 batteries 1 5V AA LR6 series located in the compartment on the back of the instrument not included in the package For battery life see paragraph 15 3 2 v an external power supply adapter code A0050 optional for GSC57 to be used only for ANALYSER and AUX function We recommend You to use only A0050 HT Power Supply adapter For your own safety it s not allowed to use the external power supply adapter during Safety Test LOWO MO RCD LOOP EARTH rotary Switch positions If you press the START button the Instrument will show the message A REMOVE POWER For batteries replacement please refer to paragraph 14 2 The symbol MF shows the battery charge If it is completely black the battery are full charge while the L symbol indicate weak batteries When the batteries are too low to execute the test the instrument will show a warning message In the case interrupt testing and replace batteries following the procedure described under paragraph 14 2 The instrument is capable of keeping the data stored even though batteries a
82. ctive powers Q power factors Pf and cosq dpf inductive and capacitive respectively Selecting a power factor Pf or a cos dPf for the recording automatically their inductive value and their capacitive value will be recorded separately For eventual messages displayed see Appendix 1 MESSAGES DISPLAYED EN 82 GSC53N GSC57 ZG47 8 3 ANALYSER FUNCTIONS For a simple usage the main working mode of the ANALYSER mode can be m selected by means of F3 and F4 VOLTAGE function CURRENT function POWER function ENERGY function to be used to display voltage and corresponding harmonics see paragraph 8 4 to be used to display current and corresponding harmonics see paragraph 8 5 it permits to display all the parameters measurable by the instrument voltage current active reactive and apparent power power factor coso and energy see paragraph 8 6 to be used to display active reactive and apparent power power factor cos and energy see paragraph 8 7 More practically we may schematise the right procedure of use the ANALYSER function as follows 1 2 3 4 5 If you want to record a Decide what to record Check and eventually modify the ANALYSER CONFIG settings of the instrument Using F3 and F4 select the type of measurement to be taken Connect the instrument to the electrical system to be tested Evaluate the values of the parameters under test b
83. d MENU GENERAL SAFETY TEST MEMORY ANALYSER MEMORY RESET ANALYSER CONFIG RECORDER CONFIG CONTRAST DATE amp TIME LANGUAGE Y T Its not possible to enter the MENU during a recording or a Real Time Energy measurement Pressing this button during a recording the display will show main recording parameter see paragraph 10 3 5 1 HOW TO ADJUST THE CONTRAST By pressing the keys F1 and F2 position the cursor on the CONTRAST item and confirm it by pressing the ENTER key By pressing the keys F3 and F4 adjust the contrast higher values correspond to a higher contrast while lower values correspond to a lower contrast and press the ENTER key to SAVE the change or press ESC to quit the modification This setting will remain unchanged after turning off the instrument 5 2 HOWTO SET DATE AND TIME By pressing the keys F1 and F2 position the cursor on the DATE amp TIME item and confirm it by pressing the ENTER key The time is expressed as hh mm 2 digit for hours 2 digit for minutes military time Press the ENTER key to SAVE the change or press ESC to quit the modification This setting will remain unchanged also after turning off the instrument 5 3 HOWTO SET THE LANGUAGE By pressing the keys F1 and F2 position the cursor on the LANGUAGE EN or LINGUA IT item and confirm it by pressing the ENTER key By pressing the keys F1 and F2 position the cursor on the desired language and press the ENTER ke
84. dard see paragraph 17 11 2 Setting parameters for Voltage Anomalies detection surges dips break etc see paragraph 17 10 HARMONICS Setting parameters for Harmonics Analysis of Voltage and Current see paragraph 17 11 START UP Setting parameters for Start Up motors and electrical devices POWER amp ENERGY Setting parameters for Power and Energy measures see paragraph 17 12 EN50160 SURGES amp DIPS 10 2 1 Default Configuration The default configuration of instrument consists in the following parameters settings Y ANALYSER CONFIG System 3PH4W Frequency 50Hz Current Range 1000A Clamp Type FlexINT Transforming ratio of voltmetric transformers 1 Password OFF v RECORDER CONFIG Start MANU the recording is started 1 minute after pressing the START STOP key Stop MANU Integration period 15min Recording of harmonics ON Recording of Voltage anomalies voltage Sag and Surge ON Voltage Reference for Sag and Surge detection 230V Upper Limit for Sag and Surge detection 6 Lower Limit for Sag and Surge detection 10 Selected voltages V1 V2 V3 Selected voltage harmonics THD 01 03 05 07 Selected currents I1 12 I3 IN Selected current harmonics THD 01 03 05 07 CO GENERATION OFF Powers Pf and cos selected Pt P1 P2 P3 Qti Q1i Q2i Q3i Qtc Q1c Q2c Q3c St S1 S2 S3 Pft Pf1 Pf2 Pf3 dpft dpf1 dpf2 dpf3 Energies Eat Ea1 Ea2 Ea3 Erit E
85. der test make sure that the right function has been selected Do not effect any measurement under environmental conditions beyond the limits specified in paragraph 15 4 Check that batteries are not weak and placed correctly Before connecting test leads to the circuit under test check that rotary switch position is correct 1 3 DURING USE Please read carefully the following recommendations and instructions N No compliance with the Warnings and or Instructions may damage the apparatus and or its components or injure the operator Before selecting any function disconnect the test leads from the circuit under test When the instrument is connected to the circuit under test do not touch any unused terminal Avoid to effect resistance measurements in the presence of external voltages even though the instrument is protected a too high voltage may cause malfunctions When measuring current other currents located near the leads may affect the measuring accuracy When measuring current always position the wire in the very middle of the jaws in order to obtain the highest accuracy A measured value remains constant if the HOLD function is active Should you notice that the measured value remains unchanged disable the HOLD function WARNING The symbol HF shows the battery charge When it is completely black the battery are full charge while the I symbol indicate weak batteries When the N batter
86. ds after pressing START STOP see chapter REF Ref6712586 r h 10 1 STOP MAN The recording of all the selected parameters will be interrupted manually by pressing START STOP see chapter 10 1 START AUTO STOP AUTO The recording of all the selected values will be started interrupted at the set dates and times In order to start the recording the user will have to press START STOP to set the instrument in Stand by mode until the start date and time previously set see chapter REF _Ref6712622 r h 10 1 INT PERIOD The value of this parameter determines every how many seconds the values of all the selected parameters will be memorised see chapter 17 13 1 Available choices 5sec 10sec 30sec 1min 2min 5min 10min 15min 30min 60min 15min HARM REC ON the instrument will record the values of the selected voltage and current harmonics corresponding to the voltages and currents selected in the corresponding pages Voltage and Current Example If the following Parameters are selected a Phase Voltage 1 and 2 THd Harmonics 1 3 5 b Phase Current 2 and 3 THd Harmonics 3 5 7 The instrument will record a The Phase Voltage 1 and 2 THD and Harmonics 1 3 5 of the Phase Voltage 1 and 2 while it will not record anything about Phase Voltage 3 The Phase Current 2 and 3 THD and Harmonics 3 5 7 of the Phase Current 2 and 3 while it will not record nothing about Phase Current 1 b
87. e 3ph3w THD 01 02 03 04 05 06 07 08 09 10 11 13 15 17 19 21 23 25 3ph4w CO GENERATION OFF SURGES amp DIPS v ANALYSER CONFIG System not modified Frequency not modified Current Range not modified Clamp Type not modified TV Ratio not modified Password not modified v RECORDER CONFIG Start MANU Stop MANU Integration period 1min Recording of harmonics OFF Recording of Voltage anomalies voltage Surge and Dips ON Voltage Reference for Dips and Surge detection Upper Limit for Dips and Surge detection Lower Limit for Dips and Surge detection Selected voltages Selected current CO GENERATION EN 107 230V single 3ph4w 400V 3ph3w 6 10 Vi single V12 V32 V31 3ph3w V1 V2 V3 V12 V32 V31 3ph4w I1 single 11 12 13 3ph3w 3ph4w OFF NY HT GSC53N GSC57 ZG47 HARMONICS v ANALYSER CONFIG System not modified Frequency not modified Current Range not modified Clamp Type not modified TV Ratio not modified Password not modified v RECORDER CONFIG Start MANU Stop MANU Integration period 10min Recording of harmonics ON Recording of Voltage anomalies voltage Surge and Dips OFF Selected voltages V1 single V12 V32 V31 3ph3w V1 V2 V3 3ph4w Sel Voltage harmonics THD DC 01 03 25 single THD DC 01 03 17 3ph3w THD DC 01 03 13 3ph4w Selected current I1 single 11 12 13 3ph3w 11 12 13 In 3ph4w Sel Current harm
88. e example EN 39 The test can be stored pressing the SAVE key twice according to paragraph 9 1 NY HT GSC53N GSC57 ZG47 6 4 LOOP 2 MEASUREMENT OF LINE IMPEDANCE FAULT LOOP IMPEDANCE PROSPECTIVE SHORT CIRCUIT CURRENT CALCULATION AND PHASE SEQUENCE INDICATOR A V J m 4 Turn the switch on LOOP ty position Gl The F1 key permits to select one of the following measuring modes Mode P N the instrument measures the impedance between the phase and neutral conductors and calculates the phase to neutral prospective short circuit current Mode P P the instrument measures the impedance between two phase conductors and calculates the phase to phase prospective short circuit current Mode P PE the instrument measures the impedance between the phase and protective conductors and calculates the phase to earth prospective short circuit current Mode RAE the instrument measures the impedance between the phase and protective conductors with a test current of 15mA in order to avoid RCD tripping and calculates the phase to earth prospective short circuit current Mode 2 the instrument detect the Phase Sequence in a three phase system WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed 6 4 1 High resolution Impedance measurement 0 1mQ The GSC53N GSC57 and ZG47 models can be connected to an extern
89. e Un phase to phase voltage 127 if Vmeas lt 150 230 if 150V Vineas lt 260 400 if Vmeas gt 260 e This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 44 GSC53N GSC57 ZG47 6 4 4 Measurement procedure and results of P PE mode Select P PE mode by means of the F1 key Connect the Black Green and Blue connectors of the three terminal shuko cable or of the split cables to the corresponding input terminals of the instrument B1 B3 B4 Hl 2 Instrument connection for P PE test ina 230V Instrument connection for P PE in a 400V three single phase System phase system Instrument connection for P PE in a 400V three phase system without Neutral conductor 3 Connect the shuko plug into a 230V 50Hz socket or the crocodiles to the conductors of the three phase system see previous pictures The key F4 permits to select one of the following limit values for the contact voltage which can be shown cyclically when pressing the key SOV default v 25V Press the START key once to execute a test injecting a current in phase with ositive half wave of the voltage Press the START key twice to execute a test injecting a current in phase with negative half wave of the voltage WARNING The P PE measurement in a 230V System make flow a test current of 6A approx This may cause the tripping of magnetic protection switch with nominal value lower than 10A and will
90. e of 2 page in single phase mode with ANOM flag enabled Example of 2 page in 3 wires three phase mode with ANOM flag enabled If you want to change Voltage Harm Selection place the cursor on the corresponding Pg symbol then Press F3 ENTER RECORDER CONFIG VOLTAGE HARMONICS NENNT EAE ae UNSCNA Example of sub page VOLTAGE HARMONICS EN 77 Example of 2 page in 4 wires three phase mode with ANOM flag enabled Use the keys F1 F2 to position the cursor on the desired voltage harmonic and use the keys F3 F4 to select deselect its selected if highlighted in black Press ENTER to confirm this page keeping the settings made Press ESC to leave this page without modifying the existing parameters The instrument will record the values of the selected harmonics corresponding to the voltages selected in one of the two pages of the Menu previously illustrated GSC53N GSC57 ZG47 From 2 page of RECORDER CONFIG MENU ENTER ee RECORDER CONFIG RECORDER CONFIG CURRENT m1 Hl E CURRENT m HARM REC Pg ON HARM REC Pg ON Ls pg Example of 3 page in single phase mode Example of 3 page in 3 wires three phase mode If you want to change Current Harm Selection place Cursor on the corresponding Pg symbol then Press F3 RECORDER CONFIG CURRENT HARMONICS cg ENTER 35 qm qp Example of sub page CURRENT HARMONICS E
91. e of the reactive capacitive power measured by the VA meters 1 2 and 3 2 respectively 4 wires Qti Q1i Q2i Q3i Qtc Q1c Q2c Q3c St 1 S2 S3 12 32 Values of the apparent power total of phase 1 phase 2 phase 3 only for 3 wires measurement value of the power measured by the VA meters 1 2 and 3 2 respectively Single phase 1 3 wires St 4 wires St 1 S2 3 Pft Pf1 Pf2 Pf3 Values of the power factors total of phase 1 phase 2 and phase 3 respectively e dpft dpf1 dpf2 dpf3 Values of the cosq total of phase 1 phase 2 and phase 3 respectively Single phase Pf1 dPf1 3 wires Pft dPft 4 wires Pft Pf1 Pf2 Pf3 dPft dPf1 dPf2 dPf3 Eat Ea1 Ea2 Ea3 Values of the active energy total of phase 1 phase 2 phase 3 e Single phase Ea1 3 wires Eat 4 wires Eat Ea1 Ea2 Ea3 Erit Eri1 Eri2 Eri3 Values of the inductive reactive energy total of phase 1 phase 2 and phase 3 e Erct Erc1 Erc2 Erc3 Values of the capacitive reactive energy total of phase 1 phase 2 phase 3 Single phase Eri Erc1 3 wires Erit Erct 4 wires Erit Eri1 Eri2 Eri3 Erct Erc1 Erc2 Erc3 The value of the network frequency is automatically selected if at least one phase voltage for the single phase mode or the 4 wires three phase mode or at least one phase to phase voltage for the 3 wires three phase mode is selected The symbols i and c stand for rea
92. e total inductive reactive Energy of phase 1 phase 2 phase 3 respectively Erct Erc1 Erc2 Erc3 Values of the total capacitive reactive Energy of phase 1 phase 2 phase 3 respectively EN 148 Via della Boaria 40 48018 Faenza RA Italy Tel 39 0546 621002 4 linee r a Fax 39 0546 621144 email ht htitalia it http www ht instruments com
93. ed to an installation phase conductor of a 400V three phase system the screen alongside is displayed LOOP 05 06 01 sessi A FRQ 50 0HZ VP N 231V VP P MN A REMOVE POWER P N E 230V Disconnect the External Power Supply Adapter FUNC Z20 LOOP 05 06 01 A FRQ 50 0HZ VP N 1V VP PE sees pent NO VOLTAGE P PE 50V NO VOLTAGE Detected FUNC Z2 UL P PE E A Freq 50 0HZ VP N 401V VP P MEME HIGH VOLTAGE LOOP 05 06 01 E 230V 50V HIGH VOLTAGE Detected FUNC Z20 UL EN 50 NY HT GSC53N GSC57 ZG47 This screen is displayed when the phase conductor has been exchanged with the neutral one The instrument does not TEET effect the test Reverse yp n 231vV VP PE OV see A the shuko plug or EC Phase and Neutral exchange the black Conductors are cable with the blue one P PE 50v jexchanged FUNC Z2Q UL This screen is displayed when the phase conductor has been exchanged with the 777 Q Protection Conductors is The instrument does not S NUNT effect the test Reverse VP N 1V VP PE 230V the phase to earth EET Phase and Protection connection in the plug or Conductors are exchange the black P N exchanged cable with the
94. edure and Result of VDROP mode tenente nnns 64 6 6 3 RMEAS and VDROP faulty Cases tnter cette tete ana cre eco nc 65 7 AUX MEASUREMENT WITH EXTERNAL PROBES eene nennen nnne tete tenens 67 7 1 ENVIRONMENTAL PARAMETER AND LEAKAGE CURRENT REAL TIME MEASUREMENT 68 7 2 ENVIRONMENTAL PARAMETER AND LEAKAGE CURRENT RECORDING essen 70 7 2 1 AUX Basic setting RECORDER CONFIG sse tentent tenete treten terere tentent nitent 70 7 2 2 RECORDING setting of Typical Configurations sssseeseeeeneeennnentn treten entente 72 8 ANALYSER e n E a E a 73 8 1 Basic Setting ANALYSER Res lc mE 74 8 1 1 How to set the type of electrical system under test 74 8 1 2 How to set the fundamental frequency raisses inaaianei EE EAEE ne ei kt 74 8 1 3 How to set the current range uicta ai ain ei at el ae i at du 74 8 1 4 Howtosetthe Clamp lype iiecdee rtt eee letti rta ed 75 8 1 5 How to set the value of the transformer voltage ratio TV RATIO cescessecssseseesesesseeesseeseeeeseeseeeeseeneeesseeneeessneaeesssntees 75 8 1 6 How to enable disable the password s sss sese tentent tenente tenerent tenente 75 8 2 Basic Setting RECORDER CONF IQ notatus rnt tienne nibo E ek Rad eR RAE DRE ck EU dn nrnna rretan 76 8 3 ANALYSER FUNC TIONS iacociietivianm had dad nanara c GS NOD GENRE ec Roe Cr Dub 83 8 4 VOLTAGE
95. ent in the transformers of the distribution boxes contains only a 50Hz or 60Hz component but also a 150Hz or 180Hz component a 50Hz or 300Hz component and other significant components of harmonic up to 750Hz or 900Hz and higher The vectorial sum of the currents in a well balanced system that feeds non linear loads may still be quite low However the sum does not eliminate all current harmonics The odd multiples of the third harmonic called TRIPLENS are added together in the neutral and can cause overheating even with balanced loads EN 141 NY HT GSC53N GSC57 ZG47 17 11 4 Presence of harmonics consequences In general even harmonics i e the 2 4 etc do not cause problems Triple harmonics odd multiples of three are added on the neutral instead of cancelling each other thus creating a condition of overheating of the wire which is extremely dangerous Designers should take into consideration the three issues given below when designing a power distribution system that will contain harmonic current The neutral wire must be of sufficient gauge The distribution transformer must have an additional cooling system to continue operating at its rated capacity when not suited to the harmonics This is necessary because the harmonic current in the neutral wire of the secondary circuit circulates in the delta connected primary circuit This circulating harmonic current heats up the transformer e Phase harmonic curr
96. ent l4 lower than its rated working current l4 and that the tripping time meets depending on the case the following conditions e does not exceed the maximum time provided by the standards in case of RCDs of general type according to Table 3 e is included between the minimum tripping time and the maximum one in case of RCDs of selective type according to Table 3 The RCD test effected by means of the test key is aimed at preventing the gluing effect from compromising the working of the RCD which has been inactive for a long time therefore this test is effected only to verify the mechanical working of the RCD and it does not permit to declare that the RCD is complying with the standards According to a statistical survey the periodical check once a month of the RCDs by means of the test key reduces by one half the RCD fault rate this test however detects only 2496 of defective RCDs INSTALLATION PARTS TO BE CHECKED All the RCDs shall be tested when installed In the low voltage installations the test is recommended to grant an acceptable safety level For the medical rooms this check shall be effected periodically every six months on all RCDs Note In case the earth installation is not available effect the test connecting the instrument with one terminal on a conductor downstream the RCD and one terminal on the other conductor upstream the RCD itself EN 134 NY HT GSC53N GSC57 ZG47 ALLOWABLE VALUES T
97. ents are reflected on the primary circuit and continue back to the power source This can cause distortion of the voltage wave so that any power factor correction capacitors on the line can be easily overloaded The 5 and the 11 harmonic contrast the current flow through the motors making its operation harder and shortening their average life In general the higher the ordinal harmonic number the smaller its energy is and therefore the impact it will have on the devices except for transformers 17 12 POWER AND POWER FACTOR DEFINITION In a standard electric installation powered by three sine voltages the following is defined Phase Active Power P 7w l cos n 1 2 3 Phase Apparent Power n 1 2 3 Phase Reactive Power n 1 2 3 n n n Phase Power Factor n 1 2 3 Total Active Power where Van RMS value of voltage between phase n and Neutral ln RMS value of n phase current Pn Phase displacement angle between voltage and current of n phase EN 142 NY HT GSC53N GSC57 ZG47 In presence of distorted voltages and currents the previous relations vary as follows Phase Active Power E n n 1 2 3 F 2 Tj C0S 9 n 1 2 3 Phase Reactive ji i o a Phase Power Facto D n 1 2 3 5 Distorted Power Factor dPF COSYin phase displacement between the n 1 2 3 fundamentals of voltage and current of n phase Total Reactive Power 2 7 m Prog Total Power Factor Py r
98. er test is over the maximum A gt 9 95v measurable the instrument emits an acoustic signal and A 20 9990 displays a screen similar to displayed to side VDROP SECTION 2 5 FUNC T 4 we The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 66 NY HT GSC53N GSC57 ZG47 7 AUX MEASUREMENT WITH EXTERNAL PROBES vA 4 gt Turn the switch on AUX position 2 V The F4 function key effects the following operations F4 Pressing this key the instrument shows one of the following working mode displayed circularly Y Environmental Parameter amp Leakage Current mA C F HR m s mV Lux Y Sound Level Measurement The Environmental Parameter amp Leakage Current mode allows the following operations Y display in real time the values coming from external probes or clamps v memorize the values displayed pressing SAVE key Y record simultaneously pressing the START key after a proper setting up to three Input signal simultaneously among the possibilities illustrated above It will be possible to analyse the recorded data ONLY by transferring them to a PC Y record pressing the START key an Input signal coming from an External Probe or clamp using Typical Configurations with pre programmed parameters inside meter see paragraph 7 2 2 It will be possible to analyse the recorded data ONLY by transferring them to a PC WARNING Plea
99. ergy measurement START STOP to record selected parameters according to the instrument s settings see chapter 10 EN 91 NY HT GSC53N GSC57 ZG47 8 6 POWER FUNCTION This function permits you to display in real time the RMS value of AC DC voltage the peak and ThdV value of the 3 phase voltages the waveform of the 3 phase voltages the RMS value of AC DC currents the peak and Thdl of the 3 phase currents the waveform of the 3 phase currents Furthermore the instrument calculates and displays the value of the phase and total active powers the value of the phase and total reactive and apparent powers the value of the phase and total power factors and cosq 8 6 1 Symbols The position POWER has two working modes v METER v WAVE For voltage and current harmonics see paragraphs 8 4 3 and 8 5 3 respectively These modes will be described in detail in the next paragraphs The symbols used are described below Symbol Description V1 V2 V3 RMS value of the voltage of phase 1 phase 2 phase 3 respectively V12 V23 V32 V31 RMS Value of the phase to phase voltages freq Network frequency Phseq Phase sequence indicator 123 5 correct 132 5 inverted 023 null voltage on the black wire 103 null voltage on the red wire 120 5 null voltage on the green wire 100 5 null voltages on the red and green wires 020 null voltages on the black and green wires 003 null voltages on t
100. ever disconnect the test leads from the circuit under test when the message MEASURING is displayed f the tripping time is Tripping time expressed in within the limits reported milliseconds in Table 3 the instrument emits a Value of contact voltage Us double sound signal 43 ns detected referred to the indicating the positive FRO 50 0Hz Ut 2V aed value of the RCD VP N 231V VP PE 231V current set outcome of the test and displays the screen OK RCD passed the test alongside T 3 mA AK 50V CIT E FUNC IdN RCD Contact Voltage Limit value Working mode RCD nominal current RCD type ca 5 The test can be stored pressing the SAVE key twice according to paragraph 9 1 EN 31 NY HT GSC53N GSC57 ZG47 6 3 2 3 Results of AUTO mode E 4 Press the START key once to execute the test The instrument carries out the following six tests with different values of rated current 1 214 with 0 current waveform the RCD shall not trip 1 2l4 with 180 current waveform the RCD shall not trip lan With 0 current waveform the RCD trips message RESUME RCD lan With 180 current waveform the RCD trips message RESUME RCD 5l4 with 0 current waveform the RCD trips message RESUME RCD 1 Slan with 180 current waveform the RCD trips end of the test The test is good if all values of tripping times are with
101. f the instrument B1 B3 B4 Instrument connection for P P test in a 400V three phase system 3 Connect the shuko plug into a 230V 50Hz socket or the crocodiles to the conductors of the three phase system see previous pictures 4 f possible disconnect all low impedance loads downstream the point at which the measurement is to be taken as such impedance would be in parallel with the line impedance to be measured ES 5 Press the START key The instrument starts the test WARNING The P P measurement in a 400V system make flow a test current of 11 5A approx This may cause the tripping of magnetic protection switch with nominal value lower than 10A If necessary effect the test upstream the switch amp At the end of the test the instrument emits a double sound signal Value of phase to phase indicating that the test impedance expressed in Q is correctly D 5 terminated and r Q Value of the phase to phase displays the values SESS prospective short circuit alongside current expressed in Ampere FRQ 50 0HZ calculated according to the VP P 402V VP PE 231V following formula Dep J Z2Q Working mode EN 43 IY NHT GSC53N GSC57 ZG47 WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed Formula for calculation of prospective short circuit current Vi I NN PN wher
102. g interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an energy measurement This function is disabled during a recording or an energy measurement MENU to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement START STOP to record the selected parameters according to the instrument s settings see chapter 10 EN 85 GSC53N GSC57 ZG47 8 4 3 HARM mode Selecting the HARM mode one of the below screens will be displayed according to the settings made as per paragraph 8 12 The screens show the harmonics see paragraph 17 11 of the phase or phase to phase voltage s 4 27 09 00 LO Ose 27 09 00 bj bul 27 09 00 T5 2 Example of screen in single Example of screen in 3 wires Example of screen in 4 wires phase system three phase system three phase system The symbols used are described in Table 7 For any message displayed see Appendix 1 MESSAGES DISPLAYED The displayed histograms represent the harmonic content of the voltage under test The value of the first harmonic h01 fundamental at 50Hz is not represented in scale along with the other harmonics in order to maximize the display of the latter In case both volta
103. g side by side make up a capacity which is to be charged by the instrument in order to carry out a correct measurement in this case it is recommended to keep the GO key pressed in case a test is effected under manual mode until the result gets stable The indication gt 1999MO or o r out of range warns that the insulation resistance measured by the instrument is higher than the maximum resistance limit see technical specifications this result is obviously far higher than the minimum limits of the above table therefore if during a test this symbol is displayed the insulation of that point is to be considered in compliance with standards WARNING When you effect measurements among active conductors it is essential to disconnect all the users alarm lamps intercom transformers boilers etc otherwise the instrument will measure their resistance instead of the installation insulation Moreover any insulation resistance test among active conductors could damage them EN 129 NY HT GSC53N GSC57 ZG47 17 3 Check of the Circuit Separation PURPOSE OF THE TEST The test to be effected in case the protection is realised through separation SELV or PELV or electrical separation shall check that the insulation resistance measured according to the indications below depending on the separation type complies with the limits reported in the table relative to the insulation measurements NSTALLATIONPARTS TO BE CHECKE
104. ge and current are connected to the instrument inputs eventual negative values of the harmonics therefore represented under the horizontal axis indicate that such voltage harmonics are generated by the load Following keys are enabled F3 F4 F1 F2 ESC SAVE ENTER HOLD MENU START STOP to move the cursor of the selected harmonic leftwards and rightwards respectively At the same time the values relevant to the order no of the selected harmonic and to the corresponding absolute and relative values calculated on the basis of the fundamental are updated only for three phase mode to display the values of the harmonics of the other voltages available The voltage displayed is indicated above the F3 key to display the page of the harmonics h01 h24 symbol h24 or that of the harmonics h25 h49 symbol h49 to return back to METER mode see paragraph 8 4 2 to save in the instrument memory a record of Smp type see paragraph 9 2 and the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an energy measurement This function is disabled during a recording or an energy measurement
105. green one FUNC j229 This screen is displayed when in a 230V Phase to Phase System the blue conductor was E reversed with respect to the green one ESE The instrument does not VE N i131V VP PE 227V effect the test Reverse Neutral and Protection the blue and green Conductors are conductors P N exchanged FUNC Z2Q EN 51 Y WHT GSC53N GSC57 ZG47 4 f a contact voltage Ut higher than the selected limit U is detected the instrument 777 Q9 interrupts the test and dn emits a long sound FRQ 50 0HZ signal at the end of the v x iv vp pE ov Message Ut the test and displays the OU doesn t detect screen alongside an efficient protection Rat 50V circuit FUNC UL f the instrument detects such an high earth resistance that the earth conductor or the earth tO installation itself seem to DS be unrealiable the FRQ 50 0HZ message alongside is ve w 231v vp rE 40v Message NO PE the displayed Check the m instrument doesn t detect efficiency of the EE an efficient protection protective conductor as P PE sov circuit well as the earth FUNC 229 UL installation f the instrument gets Ies 05 06 01 overheated tests cannot be carried out and the vee 0 message alongside is A displayed Wait until the initial screen is back in FRO 50 0HZ VP
106. gt 10mA or 2l gel i mA Type A with Iam 10A a A a etaed eea te the instrument emits a rated value of the RCD double sound signal up UV Ve Prepi current set indicating the positive ES RCD OK GEN outcome of the test and D OK RCD passed the test displays the screen ab boma o 50v alongside FUNC a RCD Contact Voltage Limit value Working mode RCD nominal current RCD type e 5 The test can be stored pressing the SAVE key twice according to paragraph 9 1 EN 33 IY NHT GSC53N GSC57 ZG47 6 3 2 5 Results of Ra mode E3 4 Press the START key once the instrument carries out the test WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed The RCD must NOT trip and the instrument emits a double sound RCD 05 06 01 Global Earth Resistance signal indicating the Value positive outcome of le Q the test and displays the screen alongside Value of contact voltage U detected referred to the rated value of the RCD FRQ 50 0Hz Ut 1V current set VP N 231V VP PE 231V Ram OK Contact Voltage Not Dangerous RAL 30m FUNC IdN RC Contact Voltage Limit value Working mode RCD nominal current RCD type ca 5 The test can be stored pressing the SAVE key twice according to paragraph 9 1 EN 34
107. han the Func IdN RCD IUL standard limit The maximum duration Test type General RCD Selective RCD depends on the test type MAN x1 test 999ms 999ms MAN x2 test 200ms 250ms MAN x5 test 50ms 160ms all test 300ms Table 5 maximum duration of Tests on RCDs During the ramp ail test RCD 05 06 01 Tripping Current if the RCD tripping time a is higher than the limit Cima the instrument emits a long sound signal at Freq 50 0Hz Ut 1V the end of the test and re 29 0 mu d displays the values alongside ai 30m 50V Tripping Time exceeding FUNC IdN RCD JUL limit value ca The previous tests can be stored pressing the SAVE key twice according to paragraph 9 1 EN 38 GSC53N GSC57 ZG47 During the ramp ail test if the RCD tripping current is higher than l4 Type AC or 1 4 l4 Type A with l4 210mA or 2 lan Type A with Ijn lt 10mA the instrument emits a long sound signal at the end of the test and displays the values alongside RCD 05 06 01 he instrument during the test for general RCDs_ the value Maximum current generated by A gt YemA indicated is referred to an AC 300ms type 30mA RCD in this case the maximum current supplied is FRQ 50 0Hz Ut 1V equal to 1 4xl n VP N 231V VP PE 230V A CURRENT NOT OK ATTENTION he RCD tripping current is higher L than the Nominal Value FUNC Ian RCD IUL lay 30mA was set in th
108. hanged Neutral are FUNC IdN RCD EN 35 Se UL GSC53N GSC57 ZG47 This screen is displayed when the phase conductor has been exchanged with the Protection Conductors The instrument does not effect the test Reverse the phase to earth connection in the plug or exchange the black cable with the green one This screen is displayed when in a 230V Phase to Phase System the blue conductor was reversed with respect to the green one The instrument does not effect the test Reverse the blue and green conductors If a contact voltage U higher than the selected limit U is detected the instrument interrupts the test and emits a long sound signal at the end of the test and displays the screen alongside If the instrument detects that the earth cable green is not connected the screen alongside is displayed for 5 seconds then the initial display is back Check the connections of PE conductor under test RCD 05 06 01 7 mS FRQ 50 0Hz Ut M VP N 2V VP PE 230V CHANGE P PE A UT DANGEROUS x1 30mA 50V Phase and Protection A gm 99 WP Conductors are exchanged FUNC IdN CD UL RCD 05 06 01 FRQ 50 0Hz Ut V VP N 130V VP PE 227V Oe eae ea cem and Protection xl 30mA v 50V Conductors are exchanged FUNC IdN RCD UL RCD 05 06 01 FRQ 50 0Hz Ut
109. he black and red wires I1 12 13 RMS value of the current of phase 1 phase 2 phase 3 respectively IN RMS value of the current of the neutral Pt P1 P2 P3 Values of the active power total of phase 1 phase 2 phase 3 respectively P12 P32 only for 3 wires measurement Value of the power measured by the Wattmeter 1 2 and 3 2 respectively see paragraph REF _Ref530397951 r M 17 12 2 Qt Q1 Q2 Q3 Values of the reactive power total of phase 1 phase 2 phase 3 respectively Q12 Q32 only for 3 wires measurement Value of the power measured by the VAR meter Va1 2 and 3 2 respectively see paragraph REF Ref530397951 r h 17 12 2 St 1 2 S3 Values of the apparent power total of phase 1 phase 2 phase 3 respectively 12 32 only for 3 wires measurement Value of the power measured by the VA meter Va1 2 and 3 2 respectively see paragraph REF Ref530397951 r h 17 12 2 Pft pf1 pf2 pf3 Values of the power factors total of phase 1 phase 2 phase 3 respectively dPft dpf1 dpf2 dpf3 Value of the cosq total of phase 1 phase 2 phase 3 respectively Ead Pd Values of the Total Active Energy and Active Power On demand respectively Table 9 symbols used in the position POWER The symbols i and c stand for reactive powers Q power factors Pf and cosq dpf respectively inductive and capacitive EN 92 NY HT GSC53N GSC57 ZG47 8 6 2 METER mode
110. he earth Connect a test lead of the instrument to one of the two conductors of the separate circuit and the other to Earth the equalising installation potential node This test is to be effected only for SELV circuits or with electrical separation Measurement of separation among the installation circuits EN 131 NY HT GSC53N GSC57 ZG47 ALLOWABLE VALUES The test result is positive when the insulation resistance indicates values higher or equal to those indicated in the table reported in the section relative to insulation tests Notes SELV system is a system of category zero or very low safety voltage featured by Y v Y Power supply autonomous source ex batteries small generator or safety ex safety transformer Protection separation to other electrical systems double or reinforced insulation or a metal screen connected to the earth There are no earthed points insulated from the earth PELV system is a system of category zero or very low safety voltage featured by v Y v Power supply autonomous source ex batteries small generator or safety ex safety transformer Protection separation to other electrical systems double or reinforced insulation or a metal screen connected to the earth There are earthed points not insulated from the earth Electrical separation is a system featured by v Y Power supply insulation transformer or aut
111. he sine wave and therefore harmonics All current signals result in some way virtually distorted The most common situation is the harmonic distortion caused by non linear loads such as electric household appliances personal computers or speed control units for motors Harmonic distortion causes significant currents at frequencies that are odd multiples of the fundamental frequency Harmonic currents affect considerably the neutral wire of electric installations In most countries the mains power is three phase 50 60Hz with a delta primary and star secondary transformers The secondary generally provides 230V AC from phase to neutral and 400V AC from phase to phase Balancing the loads on each phase has always represented an headache for electric systems designers Until some ten years ago in a well balanced system the vectorial sum of the currents in the neutral was zero or quite low given the difficulty of obtaining a perfect balance The devices were incandescent lights small motors and other devices that presented linear loads The result was an essentially sinusoidal current in each phase and a low current on the neutral at a frequency of 50 60Hz Modern devices such as TV sets fluorescent lights video machines and microwave ovens normally draw current for only a fraction of each cycle thus causing non linear loads and subsequent non linear currents All this generates odd harmonics of the 50 60Hz line frequency For this reason the curr
112. ially if those elements are close and therefore interactive For this reason in case of a linked system the following formula is quicker and more effective than the calculation of the single horizontal and vertical elements Rd p 4r r radius of the circle which circumscribes the link EN 138 NY HT GSC53N GSC57 ZG47 17 10 VOLTAGE ANOMALIES VOLTAGE SAG AND SURGE The instruments are able to record as voltage anomalies all those rms values calculated every 10ms beyond the percent thresholds of Voltage Reference Vref set during the programming from 3 to 30 with step of 1 The Reference must be set to Nominal Voltage Phase to Neutral for Single Phase and 4 wires three phase system Nominal Voltage Phase to Phase for 3 wires three phase system Example1 Three Phase System 3 wires Example2 Three Phase System 4 wires Vref 400V LIM 6 LIM 10 gt Vref 230V LIM 6 LIM 10 gt High Lim 400 x 1 6 100 424 0V High Lim 230 x 1 6 100 243 08V Low Lim 400 x 1 10 100 360 Low Lim 230 x 1 10 100 207 0V The Instrument will detect Voltage Anomalies if the RMS Voltage Values calculated every 10ms beyond the above calculated thresholds These limits remain unchanged throughout the recording period When a Voltage anomaly occurs the instrument records e The number corresponding to the phase where the anomaly occurred e The direction of the anomaly UP and DN ident
113. ic installation EN 143 NY HT GSC53N GSC57 ZG47 17 12 1 Conventions on powers and power factors As for the recognition of the type of reactive power of the type of power factor and of the direction of the active power the below conventions must be applied The stated angles are those of phase displacement of the current compared to the voltage for example in the first panel the current is in advance from 0 to 90 compared to the voltage Equipment under test Inductive Generator gt Equipment under test Capacitive Load 90 P 0 P P Pt P P 0 Pfc 1 Pfc 1 Pfc Pf Pfc 1 Pfi 1 Pfi Pf Pfi 1 Pfi 1 Qc 0 Qc 0 Qc Q Qc 0 Qi 0 Qi Q Q 0 Qi 0 180 0 P 0 P P P P P 0 Pfc 1 Pfc Pf Pfc 1 Pfc 1 Pfi 1 Pfi 1 Pfi Pf Pfi 1 Qc 0 Qc Q Qc 0 Qc 0 Qi 0 Qi 0 Q Q Qi 0 270 Equipment under test Capacitive Generator gt Equipment under test Inductive Load where Symbol Significance Remarks Positive parameter user P Value of the active power Negative parameter generator Qi Valueoftheinductive reactive power The active power positive or negative is defined in the panel and therefore acquires the value of the active power in that moment The reactive power inductive or capacitive positive or negative is defined in the
114. ies are too low to execute the test the instrument will show a warning message In the case interrupt testing and replace batteries following the procedure described under paragraph 14 2 The instrument is capable of keeping the data stored even though batteries are not installed The Instrument Date and Time settings aren t lost if you change the batteries within 24hours 1 4 AFTER USE e After use turn off the instrument by pressing ON OFF for a few seconds e Remove batteries when the apparatus remains unused for long periods Please follow the storage instructions described at paragraph 15 4 EN 5 NY HT GSC53N GSC57 ZG47 2 GENERAL DESCRIPTION 2 1 INTRODUCTION Dear Customer we thank you for your patronage The instrument you have just purchased will grant you accurate and reliable measurements provided that it is used according to the present manual s instructions The instrument was designed to grant the user the utmost safety conditions thanks to a new concept assuring double insulation and over voltage category III This instruction manual is referred to three models GSC57 GSC53N and ZG47 Differences among models are e LOWO10A function performed by GSC57 model only e Use of HTFLEX33 flexible clamps 1000A 3000A without any external control logic available with models GCS53N and ZG47 2 2 FUNCTIONS The instrument is able to perform eh following test LOWQ Continuity Test of Protection
115. ify respectively voltage drops sag and peaks Surge e The date and time of the beginning of the event in the form day month year hour minutes seconds hundredths of second e The duration of the event in seconds with a resolution of 10ms e The minimum or maximum value of voltage during the event 17 11 VOLTAGE AND CURRENT HARMONICS 17 11 1 Theory Any periodical non sine wave can be represented as a sum of sinusoidal waves having each a frequency that corresponds to an entire multiple of the fundamental according to the relation k where Vo Average value of v t V4 Amplitude of the fundamental of v t Vk Amplitude of the k harmonic of v t EN 139 NY HT GSC53N GSC57 ZG47 LEGEND 1 Fundamental 2 Third Harmonic 3 Distorted Waveform Effect of the sum of 2 multiple frequencies In the mains voltage the fundamental has a frequency of 50 Hz the second harmonic has a frequency of 100 Hz the third harmonic has a frequency of 150 Hz and so on Harmonic distortion is a constant problem and should not be confused with short events such as sags surges or fluctuations It can be noted that in 1 the index of the sigma is from 1 to the infinite What happens in reality is that a signal does not have an unlimited number of harmonics a number always exists after which the harmonics value is negligible The EN 50160 standard recommends to stop the index in the expression 1 in co
116. impedance higher of 100mQ For measurements on installations with short circuit currents over 230kA use the instrument together IMP57 optional accessory POINTS TO BE CHECKED The test is necessary in TN or IT electrical system without RCDS ALLOWED VALUES The following relation has to be fulfil Zs amp U la dove U Phase Earth Voltage Zs Impedance Phase Earth la tripping current of the magnetothermical protection in 5 seconds EN 136 NY HT GSC53N GSC57 ZG47 17 9 Earth Resistivity Measurement PURPOSE OF THE TEST This test aims at analysing the resistivity value of the ground in order to define the type of rods to be used EQUIPMENT PARTS TO BE TESTED For the resistivity test admissible values do not exist The various values measured by positioning the rods at growing distances a must be quoted in a graph According to the resulting curve suitable rods will be chosen As the test result can be affected by metal parts buried such as pipes cables or other rods in case of doubts take a second measurement positioning the rods at an equal distance a but rotating their axis by 90 2 measurement compared to the previous measurement the rods are rotated by 90 1 measurement the rods are positioned at a distance a ena The resistivity value is calculated with the following formula p 27aR where p specific resistivity of the gr
117. in the limits reported in Table 3 WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed amp At the end of the test if all six tests resulted to be positive the Tripping time expressed in milliseconds instrument displays the x1 55ms 65ms Value of contact voltage U screen alongside x5 20ms 30ms detected referred to the ralalve Je dhe last rated value of the RCD FRQ 50 0Hz Ut 1V current set measurement effected VP N 231V VP PE 231V See aa OK RCD passed the test AJTO 30mA v 50V p IdN RCD T Contact Voltage Limit value Working mode RCD nominal current RCD type ea 5 The test can be stored pressing the SAVE key twice according to paragraph 9 1 EN 32 NY HT GSC53N GSC57 ZG47 6 3 24 Results of RAMP all mode ES 4 Press the START key once to execute a test with 0 Current waveform or Press the START key twice to execute a test with 180 Current waveform The instrument generates a leakage current growing step by step for a given time interval WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed At the end of the test if Tripping Current the RCD tripping current is lower than l4 Type Tripping time expressed in AC or 1 4lan Type A milliseconds with lan
118. istance value of pui onis L gO Test current 219mA ey if a resistance value RT or RT lower than 50 is detected the instrument emits a double sound signal indicating the positive Duration of the Test outcome of the test P displays one screen similar to the screen RT 0 11Q TIME 10s alongside FUNC CAL T lI Note We recommend to use crocodiles and to check if the crocodiles make a good contact with the conductor under test Indeed in this test the instrument gives as final result the maximum measured value of R or R and suing test leads instead of crocodiles could give you faulty result due to faulty contact between the test leads and conductor under test The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 18 GSC53N GSC57 ZG47 6 1 5 AUTO RT RT faulty cases Se If the instrument detect the External Power supply adapter connected to instrument will show the message displayed to side If the terminal voltage is higher than 15V the instrument does not carry out the test and displays the screen alongside for 5 seconds amp n case that RcaLiBRATION RMEASURED the instrument displays the screen alongside 0 110 05 06 01 Disconnect the External Power Supply Adapter CAL R AUTO Q mA A VOLT IN INPUT 0 11Q R
119. laces building yards swimming pools etc and 50V in ordinary places because of the risk of electric shock Use only cables and accessories approved by HT ITALIA The following symbols are used in this manual Caution refer to the instructions reported on this manual improper use may damage the apparatus or its components w AC Voltage or Current PLN Unidirectional pulsating Voltage or Current A X S gt Rotary switch of the instrument AA 1 2 PRELIMINARY INSTRUCTION This instrument has been designed for use in environments with a pollution level 2 and up to and no more than 2000 meters altitude t can be used for Safety Test on Installation with Overvoltage Category Ill 300V phase to earth and for voltage and current measurements on installations with overvoltage category lll 600 V phase to phase 300 V phase to earth or CATII 350 V phase to earth EN 4 NY HT GSC53N GSC57 ZG47 Please keep to the usual safety standards aimed at Protecting against dangerous currents Protecting the instrument against incorrect operations Only the accessories supplied with the instrument guarantee compliance with the safety standards Accordingly they must be in good conditions and if necessary they must be replaced with identical models Do not take measurements on circuits exceeding the specified current and voltage limits Before connecting cables crocodiles and clamps to the circuit un
120. ld be set only to 1000A or 3000A 8 1 5 How to set the value of the transformer voltage ratio TV RATIO The instrument can also be interfaced with step down transformers in the equipment under test it can display the value of he voltages present on the primary winding of these transformers To do this it will be necessary to set the value of the transformers windings ratio from 2 1 to 3000 1 The default is set at 1 1 for measurements of none transformer systems Select TV RATIO in the ANALYSER CONFIG menu Set the desired value by pressing the keys F3 and F4 8 1 6 How to enable disable the password The instrument is provided with a protective routine to avoid the risk of being disturbed or interrupted during a recording or an energy measurement Once a recording or a direct energy measurement has been started with the option PASSWORD enabled after about 3 minutes from the last key pressure or switch rotation it won t be possible to press START STOP to stop the recording PASSWORD will be displayed and it will be necessary to insert the password In order to insert the password which is not changeable press the multifunction keys in the following sequence within 10 seconds F1 F4 F3 F2 If you wait more than about 10 seconds the display will return to the meter mode and the instrument will continue recording If you insert a wrong password the message Password error will be displayed under PASSWORD After a
121. min Recording of harmonics OFF Recording of Voltage anomalies voltage Surge and Dips OFF Selected voltages V1 single V12 V32 V31 3ph3w V1 V2 V3 V12 V32 V31 3ph4w Selected current I1 single 11 12 13 3ph3w 11 12 13 In 3ph4w CO GENERATION ON Power Pf cosq selected P1 Q1i Q1c S1 Pf1 DPf1 single Pt P12 P23 Qti Q12i Q23i Atc Q12c Q23 St 12 S23 Pft DPF 3ph3w Pt P1 P2 P3 Qti Q1i Q2i Q3i Qtc Q1c Q2c Q3ct St 81 52 93 Pft Pf1 Pf2 Pf3 DPft DPf1 DPf2 DPf3 3ph4w Energies Ea1 Eri1 Erc1 single Eat Erit Erct 3ph3w Eat Ea1 Ea2 Ea3 Erit Eri1 Eri2 Eri3 Erct Erc1 Erc2 Erc3 3ph4w By pressing START STOP the recording of the selected parameters is started according to the settings made for each Typical Configuration The rotary switch position doesn t affect the recording setting EN 109 NY HT GSC53N GSC57 ZG47 10 3 DURING A RECORDING If during a recording the external power supply is de energised the instrument will continue the recording using the internal battery power until the batteries are exhausted the data stored up to the point the instrument shuts down won t get lost For this we recommend you ALWAYS insert a new set of batteries before a long recording The instrument uses sophisticated algorithms to prolong the battery life Particularly if the instrument is recording or is measuring energy and the external power supply is not connected after about 5 minutes from the last key pre
122. n the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an energy measurement This function is disabled during a recording or an energy measurement MENU to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement START STOP to record selected parameters according to the instrument s settings see chapter 10 EN 87 NY HT GSC53N GSC57 ZG47 8 5 CURRENT FUNCTION This function permits to display in real time the RMS value of AC DC currents the peak and Thdl value see paragraph 17 11 of the 3 phase currents the waveform and the harmonic spectrum of the 3 phase currents 8 5 1 Symbols The CURRENT position has three working modes v METER v WAVE v HARM These modes will be described in detail in the next paragraphs The symbols used are described below Symbol Description 11 12 I3 RMS value of the current of phase 1 phase 2 phase 3 respectively IN RMS value of the current on the neutral Ipk1 Ipk2 Ipk3 Peak value of the current of phase 1 phase 2 phase 3 respectively h01 h49 Harmonic 01 harmonic 49 Thdl Total harmonic distortion factor of the current see paragraph 17 11 freq Network frequency Table 8 symbols used in the position CURRENT EN 88 NY HT GSC53N
123. nap sper 134 17 6 Test of Rod Tripping Time Rod Red DO aianeeeenttn n nnne nto teta bent nh anota akh uc na nrnna nrnna nrnna rrena 135 17 7 Measurement of Short Circuit Fault Impedance Zon Zp sse 136 17 8 Fault Loop Impedance Measurement Phase Earth sss 136 17 9 Earth Resistivity Locum 137 17 10 Voltage Anomalies Voltage Sag and Surge ssss sssssssssssissssstrssssttsssstrsssnttsnsstnssnntnsnrrnnsnrnnsrrnnnnrrnnnnrrnns 139 TET Voltage and current ANU NOS cee eet cleat cea lease ae ten dtu uon du du a eee alae 139 17 11 1 TheoLy iube dius neu dea ida cedes man demandan undoumduunacabanundeimenicenent 139 17 11 2 Limit values Tor harmTiofics o oo rectc meme cei em aq ei n HE CE HER E DER RR HERREN 141 17 11 3 Presence of harmonics CAUSES icecini eee aeaa Aa DEMEURE Eana R ER GERE RSEN RES 141 17 11 4 Presence of harmonics consequences ssssssssssseseeseneen tnter ente tette tete tenentes 142 17 12 Power and Power Factor Definition sse tnter 142 17 12 1 Conventions on powers and power factors eene tette teens 144 17 12 2 3 Phiase 3 WIFe System sod indi omine ee ipm e e ORE n m c an Pe in n RE e 145 17 13 Meas nng Ie Ne ONES ostio acapulco tuned testis inea dtu stum 146 17 13 1 Integratori periods coit ecd ten a jen eee inei a Ro n EO ODORE ROB ORAE 146 17 13 2 Power factor calculations 2 HER eel te b
124. nd green wires 020 null voltages on the black and green wires 003 null voltages on the black and red wires Table 7 symbols used in the position VOLTAGE EN 84 NY HT GSC53N GSC57 ZG47 8 4 2 METER mode In this mode the instrument shows one of the below screens according to the settings made as per paragraph 8 1 VOLTAGE VOLTAGE VOLTAGE SINGLE PHASE v12 384 2 V v1 230 2 V v1 230 2 V v32 385 4 V v2 230 5 V Vpkl 325 5 V v31 383 7 V v3 230 6 V Thdv 0 0 freq 50 0 Hz v12 384 2 V freq 50 0 Hz v23 385 4 V v31 383 7 V freq 50 0 Hz Phseq 123 HARM WAVE PG PG HARM WAVE PG PG HARM WAVE PG PG Example of screen in single Example of screen in 3 wires Example of screen in 4 wires phase mode three phase mode three phase mode The symbols used are described in Table 7 For any message displayed see Appendix 1 MESSAGES DISPLAYED Following keys are enabled e F1 to pass to HARMONIC mode see paragraph 8 4 3 e F2 to pass to WAVE mode see paragraph 8 4 4 F3 F4 to pass to previous next function respectively SAVE to save in the instrument memory a record of Smp type see paragraph 9 2 containing the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording ENTER HOLD to enable disable the HOLD function updatin
125. ng the SAVE key twice according to paragraph 9 1 EN 25 GSC53N GSC57 ZG47 6 3 RCD N B TEST ON A AND AC RCDS TYPE WARNING The automatic check of the RCD features causes the tripping of the RCD itself Therefore check that all devices connected downstream the RCD under test are not damaged by power off Possibly disconnect all the loads connected downstream the RCD as they could add additional leakage currents to the instrument ones and so making the test results void Turn the switch on RCD position The F1 key permits to select one of the following measuring mode which can be shown cyclically when pressing the key Mode AUTO the instrument effects the test automatically with a leakage current equal to half once and five times the value of the rated current set Recommended test Mode x the instrument effects the test with a leakage current equal to half the value of the rated current set Mode x 1 the instrument effects the test with a leakage current equal to once the value of the rated current set Mode x 2 the instrument effects the test with a leakage current equal to twice the value of the rated current set Mode x 5 the instrument effects the test with a leakage current equal to five times the value of the rated current Mode al the instrument effects the test with a ramp growing leakage current Use this te
126. ng the connections shown in the picture If you want to measure current and power connect the clamp meter to the phase conductor respecting the specifications shown on the clamp and the connections shown in the picture In case of doubts select the POWER working mode and check if the active power P is positive If it s negative remove current transducer from the wire and reconnect it so the transducer label faces the opposite direction Apply voltage to the electrical equipment under test if previously shut off for the instrument connection The values of the available electrical parameters will be displayed on the display of the instrument For further details see the paragraph relevant to the position of the switch You can press HOLD to interrupt the updating in real time of the displayed values You can press SAVE to save the displayed values See paragraph 9 2 If you want to record a Check and if needed modify the values of the basic parameters see par 8 1 and 8 2 b Check and if needed modify the recording parameters by pressing MENU see the paragraph corresponding to the position of the rotary switch selected C To start the recording press START see chapter 10 1 EN 98 NY HT GSC53N GSC57 ZG47 8 8 2 Using the Instrument in a Three Phase 4 Wire System WARNING The maximum voltage between B1 B2 B3 B4 inputs is 600 V CATII N 350V phase earth or 600V CATIII 300 V phase to ea
127. nt are not long enough for the measurement you can extend the blue cable 4 Short circuit the test leads making sure that the conductive parts of the crocodiles make a good contact to each other Press the START key If the display doesn t show 0 000 repeat the test leads calibration see paragraph 6 1 1 5 Connect the instrument terminals to the ends of the conductor under test see previous picture 6 If the mode RT or RT was selected use the F3 F4 keys to set the duration of the test Press the START key The instrument will execute the measurement In RT RT Timer mode you can press START key again if you want to stop the test before the duration set is expired WARNING Never disconnect the test leads when the message MEASURING is displayed A f E N EN 17 GSC53N GSC57 ZG47 6 1 3 Results of AUTO mode Se At the end of the test if the average resistance value Ravg is lower than 5Q the instrument L05O Average resistance value Ravg Mad emits a double sound signal indicating the i088 i088 Resistance values and positive outcome of mme 219mA corresponding test current the test and displays i os one screen similar to the auro 0 110 P screen alongside RONG aes The displayed result can be stored pressing the SAVE key twice according to paragraph 9 1 6 1 4 Results of RT and RT modes mo 05 06 01 Max Res
128. nt for measurement Check that the terminals are correctly connected Check if the Auxiliary earth rod connected to B2 red conductor and B4 blue conductor has not been inserted in a pebbly or poor conductive ground f necessary pour some water around the rod EARTH 05 06 01 aia Vd 1V Test 04 RAVG 0 74Q N Rp HIGH 3 W FUNC CLR MS Message Rp Check Auxiliary Earth rods EARTH 05 06 01 Sue Vd 1V Test 04 RAVG 0 74Q A Ro and Rc HIGH 3 W FUNC CLR Message Rp and Re HIGH Check Auxiliary Earth rods THE PREVIOUS RESULTS CANNOT BE SAVED EN 60 NY HT GSC53N GSC57 ZG47 e f the Instrument detects a Resistance value higher than MEME Message gt 1999 means that 19990 the instrument Hah AES will show the screen measurable alongside gt 9999 Vd 1V Test 04 RAVG 0 74Q 3 W FUNC JCLR ea This result can be stored pressing the SAVE key twice according to paragraph 9 1 e f the Instrument detects a Resistivity value higher than Oe Message 71999 means that 1999kO0m the the resistivity value is higher instrument will show gt 1899 0 n s enm the screen alongside m Vd 1V Test 04 pAVG 0 74kQm p DIST 5m FUNC CLR T 4 c This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 61 NHT G
129. o compare the measurements make reference to the Table 3 reporting the limits for the tripping times On each RCD it is necessary to effect a test with leakage current in phase with voltage and a leakage current phase shifted by 180 with respect to the voltage The highest time is to be considered as significant result The test at lyn SHALL NEVER cause the RCD tripping NOTE 17 6 Before effecting the test at the RCD rated current the instrument carries out a test at 2lan to measure the contact voltage and the overall earth resistance if during this test the RCD trips the indication rcd is displayed During this test the RCD may trip for three possible reasons a The RCD tripping current is lower than ln b An earth plate is already present on the installation which added to the earth generated by the instrument causes the RCD tripping C There is no earth installation If during measurement of contact voltage the voltage detected is higher than the safety value 50V or 25V the test is interrupted proceeding with the test under such conditions would mean to keep the contact voltage applied to all the metal masses connected to the earth for a too long time resulting to be dangerous Among the test results of the RCD tripping time also the earth resistance value Ra is displayed in O this value for the TN and IT systems is not to be considered while for the TT systems it is merely indicative Test of Rcd Tripping Time R
130. of 2 W and 3 W mode DEZ 1 Select 2 W or 3 W Earth measurement mode by means of the F1 key 2 Connect the Black Red Green and Blue cables to the corresponding input terminals of the instrument B1 B2 B3 B4 see possible connections in the following pictures Transf Connection for 3 point Earth resistance Connection for 2 point Earth Resistance measurement measurement Connection for measuring the resistance between an extraneous conductive part and the earth system ES 3 Press the START key The instrument starts the test EN 56 NY HT GSC53N GSC57 ZG47 amp At the end of the test the instrument emits a double sound signal Baa Oe Earth Resistance value indicating that the expressed in Q test is correctly terminated and b TTo Voltage value of electrical displays the values D noise alongside NN eS Test 04 R VG 0 74Q Number of Test Lee Value of Earth 3 W Resistance calculated over the Number of Test Bee displayed 3 Point Working mode 4 The instrument will show automatically the Average value of the Earth resistance calculate over the tests performed Press F2 to RESET this value and the number of Test ca This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 57 GSC53N GSC57 ZG47 6 5 2 Measurement procedure and results of p mode E 1 Select p measurement mode b
131. of the total apparent power of phase 1 phase 2 phase 3 respectively 12 S32 only for 3 wires measurement Value of the power measured by the VAmeter 1 2 and 3 2 respectively see paragraph REF Ref530397951 r Mh 17 12 2 Eat Ea1 Ea2 Ea3 Values of the total active energy of phase 1 phase 2 phase 3 respectively Erit Eri1 Eri2 Eri3 Values of the total inductive reactive Energy of phase 1 phase 2 phase 3 respectively Erct Erc1 Erc2 Erc3 Values of the total capacitive reactive Energy of phase 1 phase 2 phase 3 respectively dPft dpf1 dpf2 dpf3 Value of the cosq total of phase 1 phase 2 phase 3 respectively Table 10 symbols used in the position ENERGY The symbols i and c stand for reactive powers Q and energies Er inductive and capacitive respectively EN 96 NY HT GSC53N GSC57 ZG47 8 7 2 METER mode In this mode the instrument shows one of the below screens according to the settings made as per paragraph 8 1 ENERGY ENERGY ENERGY SINGLE PHASE THREE PHASE THREE PHASE Eal 0 000 kWh Eat 0 000 kWh Eat 0 000 kWh Ercl 0 000 kVARh Erct 0 000 kVARh Erct 0 000 kVARh Eril 0 000 kVARh Erit 0 000 kVARh Erit 0 000 kVARh P1 36 38 kW Pt 36 38 kW Pt 167 7 kW Q1 6 375 kVAR Qt 6 375 kVAR Qt 30 47 kVAR S1 36 94 kVA st 36 94 kVA st 170 4 kVA dpf1 0 98 i dpft 0 98 i dpft
132. onics THD DC 01 03 25 single THD DC 01 03 17 3ph3w THD DC 01 03 13 3ph4w CO GENERATION OFF START UP v ANALYSER CONFIG System not modified Frequency not modified Current Range not modified Clamp Type not modified TV Ratio not modified Password not modified v RECORDER CONFIG Start MANU Stop MANU Integration period 5sec Recording of harmonics ON Recording of Voltage anomalies voltage Surge and Dips ON Voltage Reference for Dips and Surge detection 230V single 3ph4w 400V 3ph3w Upper Limit for Dips and Surge detection 696 Lower Limit for Dips and Surge detection 10 Selected voltages V1 single V12 V32 V31 3ph3w V1 V2 V3 3ph4w Sel Voltage harmonics THD 01 03 15 single 3ph3w THD 01 03 11 3ph4w Selected current I1 single 11 12 13 3ph3w 11 12 13 In 3ph4w Sel Current harmonics THD 01 03 15 single 3ph3w THD 01 03 11 3ph4w CO GENERATION OFF Power Pf cosq selected P1 Q1i Q1c S1 Pf1 DPf1 single Pt Qti Qtc St Pft DPft 3ph3w Pt P1 P2 P3 Qti Qtc St Pft DPft 3ph4w Energies Ea1 Eri1 Erc1 single Eat Erit Erct 3ph3w Eat Ea1 Ea2 Ea3 Erit Erct 3ph4w EN 108 NY HT GSC53N GSC57 ZG47 POWER amp ENERGY ANALYSER CONFIG System not modified Frequency not modified Current Range not modified Clamp Type not modified TV Ratio not modified Password not modified RECORDER CONFIG Start MANU Stop MANU Integration period 15
133. onnect the External instrument will show Power Supply Adapter the message displayed m TA to side MAN 500V LIM 0 50M FUNC VNOM t V fthe instrument detect M 05 06 01 a Voltage between Input terminals higher MQ ATTENTION the test can t be than 15V the executed Check that the instrument does not circuit is not energised effect the test and displays the screen alongside for 5 seconds MAN 500V LIM 0 50M FUNC VNOM T JU V 15s THE PREVIOUS RESULTS CAN T BE SAVED f the instrument can t EEE insulation Resistance generate the Nominal Test Voltage it will N 1 17mQ ATTENTION the test of resistance emits a long acoustic X s Riso was effected at a voltage value lower than the set rated signal and displays a screen similar to the voltage Low insulation case This 107V 15s case occurs under low insulation screen alongside conditions or in the presence of capacity on the installation MAN 500V LIM 0 50M FUNC VNOM 7 JU Test Time e f the instrument MO SUME Insulation Resistance perform a test with a test voltage higher than i Nominal Test Voltage 0 22 and the measured result is lower than set a ee limit it will emits a long S Duration OF Test acoustic signal and displays a screen MAN 500V LIM 0 50M Set limit value similar to the screen FUNC vNoM f i alongside c The displayed result can be stored pressi
134. onomous source with equivalent features ex generator Protection separation to other electrical systems insulation not lower than that of the insulation transformer Protection separation to the earth insulation not lower than that of the insulation transformer EN 132 GSC53N GSC57 ZG47 17 4 Earth Resistance Measurement in TT Systems PURPOSE OF THE TEST Check that the RCD is co ordinated with the earth resistance value It is not possible to assume an earth resistance value as reference limit when controlling the test result while it is necessary to check every time that the co ordination complies with the requirements of the standards INSTALLATION PARTS TO BE CHECKED The earth installation under working conditions The check is to be effected without disconnecting the earth plates ALLOWABLE VALUES The earth resistance value measured shall meet the following relation where Ra lt 50 I RaA Resistance of the earth installation the value can be set with the la 50 following measurements Earth resistance with three wire volt ampere method Fault loop impedance see Two wire earth resistance see Two wire earth resistance in the socket see Earth resistance obtained by the measurement of contact voltage U see Earth resistance obtained by the tripping time test of the RCDs A AC RCDs S A AC see Tripping current in 5s of the RCD rated
135. or where Vin RMS value of kth voltage harmonic between n phase and Neutral Ikn RMS value of kth current harmonic of n phase Pkn Phase displacement angle between kth voltage harmonic and kth current harmonic of n phase Note It is to be noted that the expression of the phase Reactive Power with non sine waveforms would be wrong To understand this it may be useful to consider that both the presence of harmonics and the presence of reactive power produce among other effects an increase of line power losses due to the increased current RMS value With the above given relation the increasing of power losses due to harmonics is added to that introduced by the presence of reactive power In effect even if the two phenomena contribute together to the increase of power losses in line it is not true in general that these causes of the power losses are in phase between each other and therefore that can be added one to the other mathematically The above given relation is justified by the relative simplicity of calculation of the same and by the relative discrepancy between the value obtained using this relation and the true value It is to be noted moreover how in case of an electric installation with harmonics another parameter called distorted Power Factor dPF is defined In practice this parameter represents the theoretical limit value that can be reached for Power Factor if all the harmonics could be eliminated from the electr
136. ore the displayed result generating a Smp record in the ANALYSER MEMORY see paragraph 11 2 Please note that Saving results is different from recording 9 1 SAVING SAFETY TEST RESULTS After a SAFETY TEST function LOWO MO RCD LOOP EARTH or during a real time measurement in AUX position the user can press the SAVE button to store the displayed result The REMINDER PLACE parameter isn t related to EL Location Measurement Order Number and can help SAVE IN LOC 006 the user to remind the place where he OK SAVE ESC performed the measurement REMINDER PARAMETER REMINDER PLACE 009 4 The following keys are available F3 F4 to adjust the REMINDER PLACE SAVE to store the test result associating to the actual REMINDER PLACE ESC to quit this mode without saving 9 2 SAVING DISPLAYED VALUES OF ANALYSER FUNCTION During a Real Time measurement in ANALYSER function if the user press the SAVE button a Smp record will be generate in the ANALYSER MEMORY This file contains the Voltage and Current values present at instrument s input when the user pressed the SAVE key Downloading these values to a PC using the management Software the Power Energy Harmonics etc values can be calculated and displayed as well EN 103 NY HT GSC53N GSC57 ZG47 10 RECORDINGS 10 4 START A RECORDING The recording function is available for ANALYSER and AUX
137. ound a distance between the rods m R resistance measured by the instrument Q EN 137 NY HT GSC53N GSC57 ZG47 The measuring method allows to define the specific resistance up to the depth corresponding approximately to the distance a between the rods If you increase the distance a you can reach deeper ground layers and check the ground homogeneity After several p measurements at growing distances a you can trace a profile like the following ones according to which the most suitable rod is chosen Curve1 as p decreases only in depth it s possible to use only a rod in depth E e gt D d c Curve2 as p decreases only until the depth A its not useful to increase the depth of the rod beyond A Curve3 even at a superior depth p does not Earth rods distances a m decrease therefore a ring rod must be used APPROXIMATE EVALUATION OF THE CONTRIBUTION OF INTENTIONAL RODS The resistance of a rod Rd can be calculated with the following formulas p medium resistivity of the ground a resistance of a vertical rod Rd p L L length of the element touching the ground b resistance of an horizontal rod Rd 2p L L length of the element touching the ground c resistance of linked elements The resistance of a complex system with more elements in parallel is always higher than the resistance which could result from a simple calculation of elements in parallel espec
138. out modifying parameters the existing 2 4 Page of the RECORDER CONFIG MENU NOTE The Selected Instrument s Input must comply with the enabled input in the real time measurement see par 7 1 So for example if the In3 Input 3 is disabled in real time measurement it can t be selected for recording In case of mistake the instrument will not allow to start a recording showing the message JIRATU Symbols Description Advised settings The recording of all the selected parameters will start at 00 STARTMAN seconds after pressing START STOP see chapter 7 The recording of all the selected parameters will be interrupted STOPIMAN manually by pressing START STOP see chapter 9 e The recording of all the selected values will be started interrupted START AUTO at the set dates and times In order to start the recording the user STOP AUTO will have to press START STOP to set the instrument in Stand by mode until the start date and time previously set see chapter 7 The value of this parameter determines every how many seconds 45min the values of all the selected parameters will be memorised INT PERIOD IUE see chapter 16 4 1 Available choices 5sec 10sec 30sec 1min 2min 5min 10min 15min 30min 60min IN1 IN2 IN3 Value of the Instrument s input In1 In2 In3 respectively e IN1 IN2 IN3 For eventual messages displayed see Appendix 1 MESSAGES DISPLAYED EN 71 GSC53N GSC57 ZG
139. phase voltage is associated to the right clamp meter for example the voltage of phase 1 must be associated to the clamp meter no 1 5 Apply voltage to the electrical equipment under test if previously shut off for the instrument connection EN 99 NY HT GSC53N GSC57 ZG47 6 T 8 9 The values of the available electrical parameters will be displayed For further details see the paragraph relevant to the position of the switch You can eventually press HOLD to interrupt the updating in real time of the displayed values You can press SAVE to save the displayed values see paragraph 9 2 If you want to record a Check and if needed modify the values of the basic parameters see paragraphs 8 1 and 8 2 b Check and if needed modify the recording parameters by pressing MENU see the paragraph corresponding to the position of the rotary switch selected C To start the recording press START see chapter 10 1 EN 100 NY HT GSC53N GSC57 ZG47 8 8 3 Using the Instrument in a Three Phase 3 Wire System WARNING The maximum voltage between B1 and B4 inputs is 600 V CATII 350V N phase earth or 600V CATIII 300 V phase to earth Do not measure voltages exceeding the limits prescribed by this manual Should you exceed the voltage limits you could damage the instrument and or its components or endanger your safety Instrument connection in a 3 wires three phase sy
140. re not installed The Instrument Date and Time settings do not get lost if you change the batteries within 24hours EN 8 NY HT GSC53N GSC57 ZG47 WARNING For recordings ANALYSIS and AUX function use ALWAYS the external power supply adapter code A0050 optional for GSC57 even the instrument allows the operator to perform a recording using internal batteries If during a recording the external power supply adapter is de energised the instrument will continue the recording using the internal battery power until the batteries are exhausted the data stored up to the point the instrument shuts down won t get lost For this we recommend you ALWAYS insert a new set of batteries before a long recording The instrument uses sophisticated algorithms to prolong the battery life Particularly Y The instrument switches OFF the backlight Automatically after 5 seconds v If the instrument is displaying in real time and the external power supply adapter is not connected after about 5 minutes from the last key pressure or switch rotation the instrument turns off automatically AUTOPOWER OFF procedure v Ifthe instrument is recording or is measuring energy and the external power supply is not connected after about 5 minutes from the last key pressure or switch rotation the instrument starts a special procedure to save the batteries ECONOMY MODE the instrument keeps recording but the display is turned off 3 3 CALIBRATION
141. rement Select the ANALYSER rotary switch position By pressing the MENU key the following screen will be displayed MENU GENERAL SAFETY TEST MEMORY ANALYSER MEMORY RESET ANALYSER CONFIG RECORDER CONFIG CONTRAST DATE amp TIME LANGUAGE Y T Its not possible to enter the MENU during a recording or a Real Time Energy measurement Generally to check instrument s settings you must check ANALYSER CONFIG and RECORDER CONFIG items EN 73 NY HT GSC53N GSC57 ZG47 8 1 BASIC SETTING ANALYSER CONFIG Place the rotary switch in the ANALYSER position press the MENU key using the F1 F2 keys select the ANALYSER CONFIG item and press the ENTER Key The following page will be displayed SYSTEM lt EEEE FREQUENCY 50HZ CURRENT RANGE 1000A CLAMP TYPE FlexINT TV RATIO 0001 PASSWORD ON i i This page of setting can be confirmed by pressing the ENTER key or cancelled by pressing the ESC key 8 1 1 How to set the type of electrical system under test This parameter permits you to select the type of electrical system under test among the following configurations Y SINGLE single phase system v 3PH3W 3 wires system three phase system without neutral v 3PH4W 4wires system three phase system with neutral The connections to the instrument inputs will have to be in keeping with the type of system selected Position the cursor on the corresponding word by pre
142. rement see paragraph 8 7 2 has been started with the option PASSWORD enabled after about 3 minutes from the last key pressure or switch rotation it won t be sufficient to press START STOP if a recording is running or F2 if an energy measuring is running to stop the recording it will be necessary to insert the password In order to insert the password which is not changeable press the multifunction keys in the following sequence within 10 seconds F1 F4 F3 F2 In order to enable disable this option see paragraph 8 1 6 If a wrong password is inserted the instrument will display an error message and will repeat the request If no key is pressed after about 10 seconds the instrument returns back to the original screen EN 112 NY HT GSC53N GSC57 ZG47 11 INSTRUMENT S MEMORY By pressing the MENU key the following screen will be displayed MENU GENERAL SAFETY TEST MEMORY ANALYSER MEMORY RESET ANALYSER CONFIG RECORDER CONFIG CONTRAST DATE amp TIME LANGUAGE Y T Its not possible to enter the MENU during a recording or a Real Time Energy measurement 11 1 SAFETY TEST MEMORY Selecting the SAFET YEST MEMORY item and pressing ENTER the instrument display the following screen SAFETY TEST MEMORY MEM TYPE PLACE 001 LOWQ 003 002 EARTH 003 003 LOWO10A 004 004 MO 004 005 RCD 004 TOT 005 FREE 994 LAST ALL Example of SAFETY TEST MEMORY screen ME
143. rgy measurement This function is disabled during a recording or an energy measurement MENU to enter in the MENU mode and change the instrument settings see paragraph 8 1 and 8 2 It s not possible to enter the configuration MENU during a recording or an energy measurement START STOP to record selected parameters according to the instrument s settings see chapter 10 EN 97 NY HT GSC53N GSC57 ZG47 8 8 MEASURING PROCEDURES 8 8 1 Using the Instrument in a Single Phase System me N phase earth or 600V CATIII 300 V phase to earth dh If possible before connecting the instrument to the electrical equipment to WARNING The maximum voltage between B1 and B4 inputs is 600 V CATII 350V Do not measure voltages exceeding the limits prescribed by this manual Should you exceed the voltage limits you could damage the instrument and or its components or endanger your safety gt Phase se f Vw O NA S Instrument connection in a single phase system WARNING be tested take the power supply off the electrical equipment Check and if needed modify the basic settings of the instrument see paragraphs 8 1 and 8 2 Particularly the single phase mode must be set Select the working mode corresponding to the type of analysis desired In case of doubts select the POWER working mode see paragraph 8 6 Connect the phase and neutral voltage wires respecti
144. ri1 Eri2 Eri3 Erct Erc1 Erc2 Erc3 EN 105 NY HT GSC53N GSC57 ZG47 If the user changed the instrument s settings can quickly resume the above configuration using the RESET option see paragraph 5 4 By pressing START STOP the recording of the selected parameters is started according to the settings made in the MENU see paragraphs 8 1 and 8 2 The rotary switch position doesn t affect the recording setting As the default value of the integration periods is set at 15 minutes the instrument will store data in the temporary memory for 15 minutes Afterwards the instrument will elaborate the results saved in the temporary memory and will save the result of this elaboration min avg and max values in the definitive memory Therefore if an integration period of 15 minutes has been set the recording will continue for about 15 minutes before producing a series of recorded values If the recording is interrupted before the selected integration period has completely elapsed the data stored in the temporary memory will not be elaborated and the corresponding series of values won t be transferred to the definitive memory 10 2 2 Typical Configurations To activate the Typical Configurations follow this procedure 1 Turn the rotary switch on ANALYSER 2 Press MENU key The instrument shows the following screen MENU GENERAL SAFETY TEST MEMORY ANALYSER MEMORY RESET ANALYSER CONFIG RECORDER CONFIG CONTRAST D
145. rly Y The instrument switches OFF the backlight Automatically after 5 seconds v Ifthe Battery level is too low the Backlight function will be disabled v lf the instrument is just displaying in real time and the external power supply is not connected after about 5 minutes from the last key pressure or switch rotation the instrument turns off automatically AUTOPOWER OFF function v Ifthe instrument is recording or is measuring energy and the external power supply is not connected after about 5 minutes from the last key pressure or switch rotation the instrument starts a special procedure to save the batteries ECONOMY MODE the instrument keeps recording but the display is turned off Before starting a recording the operator should first evaluate the state of the equipment decide what to record and set the instrument accordingly In order to facilitate this task we have decided to supply the instrument pre set with a general configuration which should fit most cases EN 104 NY HT GSC53N GSC57 ZG47 10 2 SETTING TYPICAL CONFIGURATIONS In order to facilitate this task the instrument is provided of the following two pre setting recording modes 1 Default Configuration it s comprehensive which should fit most cases 2 Typical Configuration it s possible to select recording with pre setting parameters for the following situations Setting parameters for Networks Quality in compliance with EN 50160 stan
146. rrent 127V 3 65A 230V 6 64A Voltage Range Phase Earth Frequency 100 265V 50hZ 50Hz 0 5Hz LOOP Ratsma FAULT LOOP IMPEDANCE MEASUREMENT without RCD Tripping Phase Earth Range Q Resolution QO Accuracy 1 1999 1 0 5 rdg 3digit Test Current 15mA Voltage Range Phase Earth Frequency 100 265V 50Hz 50Hz 0 5Hz EARTH GROUND RESISTANCE MEASUREMENT WITH EARTH RODS Range RE O Resolution Q Accuracy 0 01 19 99 0 01 20 0 199 9 0 1 5 rdg 3 digit 200 1999 1 Test Current 10mA 77 5Hz Open circuit Test Voltage 20V RMS e RESISTIVITY MEASUREMENT Range p Resolution Accuracy 0 60 19 99 Om 0 01 Om 20 0 199 90m 0 10m 200 19990m 1 0m x 596 rdg 3 digit 2 00 99 99kQm 0 01 kQm 100 0 125 6kQm 0 1 kom setting distance 10m Range of rods distance d 1410m Test Current 10mA 77 5Hz Open circuit Test Voltage 20V RMS e CONTINUITY TEST WITH 10A Range O Resolution Q Accuracy 0 001 0 999 0 001 1 rdg 2 digit Test current gt 10A AC if R lt 0 450 Test Current Resolution 0 1A Open circuit Test Voltage 6 Vo 12V Power Supply 230V 50Hz CONTINUITY TEST WITH 10A Range V Resolution V Accuracy 0 01 9 99 0 01 1 rdg 2 digit Test current Test Current Resolution Open circuit Test Voltage Power Supply 0 1A
147. rrespondence of the 40 harmonic A fundamental element to detect the presence of harmonics is THD defined as An 125 THDv 1 This index takes all the harmonics into account The higher it is the more distorted the waveform gets EN 140 NY HT GSC53N GSC57 ZG47 17 11 2 Limit values for harmonics EN50160 standard fixes the limits for the harmonic voltages which can be introduced into the network by the power supplier In normal conditions during whatever period of a week 95 if the RMS value of each harmonic voltage mediated on 10 minutes will have to be inferior than or equal to the values stated in the following table The total harmonic distortion THD of the supply voltage including all the harmonics up to 40 order must be inferior than or equal to 8 Odd harmonics Even harmonics Not multiple of 3 Multiple of 3 Order h Relative voltage Max Order h Relative voltage Max Orderh Relative voltage Max 5 6 3 5 2 2 7 5 9 1 5 4 1 11 3 5 15 0 5 6 24 0 5 13 3 21 0 5 17 2 19 1 5 23 1 5 25 1 5 These limits theoretically applicable only for the supplier of electric energy provide however a series of reference values within which the harmonics introduced into the network by the users must be contained 17 11 3 Presence of harmonics causes Any apparatus that alters the sine wave or uses only a part of such a wave causes distortions to t
148. rt day month stop with Voltage Anomalies Sag and Surge detection Smp values of the samples of voltage and current stored by pressing SAVE DATASIZE dimensions of the data saved in the instrument memory REC TIME amount of memory available calculated on the basis of the parameters selected for recording therefore the most complete one expressed in the format days hours to make recordings SSS The maximum quantity of Rec R amp a Smp which can be contained by the instrument is 35 Following keys are enabled F1 F2 only if the quantity of Rec R amp a Smp is higher than 7 to run over all the recordings stored in the instrument memory F3 to cancel the last recording effected e F4 to cancel all the recordings effected ESC to quit this mode EN 114 NY HT GSC53N GSC57 ZG47 12 CONNECTING THE INSTRUMENT TO A PC In order to connect the instrument to a PC you must connect the Optical serial cable code C2001 shipped with the instrument to a PC COM port The available transmission speeds are the following 9600 19200 57600 default value The value of the transmission speed Baud Rate is displayed on the initial screen immediately after turning on the instrument see paragraph 4 2 The value of this parameter can be modified only with the management software For download instructions please refer to software help file In order to transfer the memorized data from the instrumen
149. rth Do not measure voltages exceeding the limits prescribed by this manual Should you exceed the voltage limits you could damage the instrument and or its components or endanger your safety Instrument connection in a three phase 4 wire system WARNING T If possible before connecting the instrument to the electrical equipment to be tested take the power supply off the electrical equipment 1 Check and if needed modify the basic settings of the instrument see paragraphs 8 1 and 8 2 Particularly the 3PH4W mode must be set 2 Select the working mode corresponding to the type of analysis desired In case of doubts select the POWER working mode see paragraph 8 6 3 Connect the phase and neutral voltage wires respecting the connections shown in the picture 4 f you want to measure current and power connect the clamp meter to the phase conductor respecting the specifications shown on the clamp and the connections shown in the picture In case of doubts select the POWER working mode and connecting one clamp at a time check if a the phase sequence is correct see paragraph 8 4 2 b the active power P of each phase is positive If it s negative remove current transducer from the wire and reconnect it so the transducer label faces the opposite direction c the value of the Pf of each phase is not excessively low typically it s not lower than 0 4 In case the Pf is lower than 0 4 check if the
150. s aH t rnanan ene 40 6 4 1 High resolution Impedance measurement 0 1m 2 sse 40 6 4 2 Measurement procedure and results of P N mode s cececeeseseceesesecseeeesescseseceeeceaesnsecaceeeeeatsnsaseseceasansnsaseteceesenseeecees 41 6 4 3 Measurement procedure and results of P P mode tenente nennen tenentes 43 6 4 4 Measurement procedure and results of P PE mode c secsecesscsesesecseeeeeesesessceeeceatsesessceeeeeaesnsacaeeteaeatsneaceeeseaneneesacess 45 6 4 5 Measurement procedure and results of mL lA PD 47 6 4 6 Measurement procedure and results of 2 Aio E 49 6 4 7 LOOP Faulty DOOR daten en nasa n ncs todo atia cut cn T us iecit 50 NY HT GSC53N GSC57 ZG47 6 5 EARTH Soil Resistance and Resistivity Measurements ssssssssseseenente tenente tnnt 55 6 5 1 Measurement procedure and results of 2 W and 3 W mode 56 6 5 2 Measurement procedure and results of p mode ceeseessectssesseeesseeseeesseeneeseseeneesesteaeeseseeseeeeseeaeeessneseeessneneessneneesentess 58 65 3 2 W 3 W and p faulty CaS68 eterne intrent tne dnta etd a ta eres eL abd Lh etna pe e octo T 59 6 6 LOW10A Continuity Test with 10A Test Current GSC57 ONLY seen 62 6 6 1 Measurement Procedure and Result of RMEAS mode sess tentent nnns 63 6 6 2 Measurement Proc
151. s to the conductors of the three phase system see previous pictures 4 f possible disconnect all low impedance loads downstream the point at which the measurement is to be taken as such impedance would be in parallel with the line impedance to be measured 5 The key F4 permits to select one of the following limit values for the contact voltage which can be shown cyclically when pressing the key 50V default e 25V ES 6 Press the START key to execute a test single phase System WARNING The RA measurement make flow a test current of 15mA This may cause tripping of 10mA If necessary effect the test upstream the switch WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed EN 47 NY HT GSC53N GSC57 ZG47 At the end of the test the instrument emits a double sound signal ESSGEENEEENNECEEDEEDEME Value of phase to Earth indicating that the test Resistance expressed in Q is correctly terminated and o Effective value of the phase NES displays the values to Earth prospective short alongside circuit current expressed in Freq 50 0HZ Ampere calculated according VP N 231V Vp PE 231V Ito the following formula Working mode Formula for calculation of prospective short circuit current y Io 4 ii Z py where Uy Nominal phase to neutral voltage 127 if Vmeas lt 150 230 if
152. se focus the difference between memorize and record the former means that the instrument stores in the memory only the actual values displayed while the latter means that you want to store the course of the input signals during a recording time typically long EN 67 NY HT GSC53N GSC57 ZG47 7 1 ENVIRONMENTAL PARAMETER AND LEAKAGE CURRENT REAL TIME MEASUREMENT This working mode allows to execute real time measurement and recording of Environmental Parameter and Leakage current 1 Press this key to access to AUX mode F1 2 Pressing these function keys you will change the measuring unit of the 1st 2nd 3rd instrument s input respectively The following possibilities will be displayed circularly Instrument s input disabled mA Leakage current C Celsius Temperature F Fahrenheit Temperature HR Relative humidity m s Air Speed mV Voltage LUX 20 Illuminance Full Scale 20Lux LUX 2k IIluminance Full Scale 2kLux LUX 20k luminance Full Scale 20kLux 3 Connect the External probes or clamps to the corresponding instrument inputs 4 Check if the selector on the probes or clamps is adjusted according to the range set in the instrument Both range must be set to the same value Example of External probes connections WARNING The OFF position of few probes send to probe s output the Battery voltage approx 9V which is over the expect full scale This could influence the mea
153. ssing the keys F1 and F2 and set the desired value by pressing the keys F3 and F4 8 1 2 How to set the fundamental frequency Position the cursor on the corresponding word by pressing the keys F1 and F2 and select the network frequency between the possible values 50Hz and 60Hz by pressing the keys F3 and F4 This parameter is important ONLY if the input voltage is not sufficient to recognise the value of the frequency for example only the clamps for the current measurement are connected In this case the instrument generates an internal synchronism equal to the value of the set frequency 8 1 3 How to set the current range The value of this parameter must be always equal to the full scale of the current clamps used to take the measurement In case multi scale clamps are used the value of this parameter must be equal to the scale selected on the clamps Set the desired value by pressing the keys F3 and F4 EN 74 NY HT GSC53N GSC57 ZG47 8 1 4 How to set the Clamp Type The value of this parameter must be always equal to the clamp type you are using Two types of clamps are available Y STD for Standard clamps or Current Transformer Y FlexEXT for Flexible clamps with External electronic control box Y FlexINT for Flexible clamps without any electronic control box GSC53N and ZGA4T Set the desired value by pressing the keys F3 and F4 WARNING N If FlexINT is selected GSC53N and ZG47 the current range cou
154. ssure or switch rotation the instrument starts a special procedure to save the batteries ECONOMY MODE the instrument keeps recording but the display is turned off During a recording the following are disabled v AUTOPOWER OFF function Y ON OFF key Y HOLD key v SAVE key 10 3 1 MENU key If you press the MENU key during a recording the following screen will appear INFO REC n XX 13 18 01 12 00 INT PERIOD 15min REC PERIODS 00004 REC TIME 139d 02h HARM REC ON ANOM REC ON N ANOMALIES 00000 Recording This page includes START Date and Time STOP Date and Time or Manual Integration Period Actual Number of Elapsed Integration Periods Actual Recording Time Status of Harmonic Flag Status of Voltage Anomalies Flag Number of Voltage anomalies occurred during the recording pem e e I9 EN 110 IY NHT GSC53N GSC57 ZG47 10 3 2 Rotary Switch during a recording If You move the rotary switch during a recording the following screen will appear Recording This page means that a recording is running but the actual rotary switch position doesn t correspond to this The instrument will continue to record EN 111 NY HT GSC53N GSC57 ZG47 10 4 STOPPING A RECORDING OR AN ENERGY MEASUREMENT The instrument uses a protective routine to avoid the risk of being disturbed or interrupted during a recording or an energy measurement Once a recording or a direct energy measu
155. st to measure the tripping current Mode Rat the instrument effects the test with a leakage current equal to half the value of the selected rated current and calculates the contact voltage as well as the Ra earth resistance The AUTO mode execute automatically test with phase 0 and 180 RCD Type 0 Current Waveform 180 Current Waveform AC type According to standard praxis it is recommended to effect RCD test both with phase 0 and with phase 180 even with no AUTO modes If the RCD under test is A type which means sensitive to both AC and unidirectional pulsing leakage currents it is advisable to effect the test both with sine wave and unidirectional pulse current with phase 0 and 180 EN 26 GSC53N GSC57 ZG47 F2 The F2 key permits to select one of the following rated tripping currents of the RCD which can be shown cyclically when pressing the key 10mA 30mA 100mA 300mA 500mA The F3 key permits to select the RCD type which can be shown cyclically E when pressing the key ges a general RCD AC type sensitive to sine leakage current eS aa general RCD A type sensitive to pulsating leakage current JS selective RCD AC type sensitive to sine leakage current aSl selective RCD A type sensitive to pulsating leakage current Note if the test is effected on general RCDs the symbol S is NOT displayed Note the test on the selective RCDs requires an interval between
156. starts the test WARNING The measurement in a 230V System make flow a test current of 6A approx This may cause the tripping of magnetic protection switch with nominal value lower than 10A If necessary effect the test upstream the switch At the end of the test the instrument emits a double sound signal SSi CRE Value of phase to neutral line indicating that the test impedance expressed in Q is correctly terminated and LOTO Value of the phase to neutral displays the values 21 De prospective short circuit alongside current expressed in Ampere i FRQ 50 0HZ calculated according to the VP N 231V VP PE 231V following formula B N FUNC Z2Q Working mode WARNING Never disconnect the test leads from the circuit under test when the message MEASURING is displayed EN 41 NY HT GSC53N GSC57 ZG47 Formula for calculation of prospective short circuit current Ji In M i Z py where Uy Nominal phase to neutral voltage 127 if Vmeas lt 150 230 if 150V Vineas lt 250 e This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 42 NY HT GSC53N GSC57 ZG47 6 4 3 Measurement procedure and results of P P mode 1 1 Select P P mode by means of the F1 key 2 Connect the Black Green and Blue connectors of the three terminal shuko cable or of the split cables to the corresponding input terminals o
157. stem WARNING Please note that in this case the Blue cable neutral is connected with the Red cable on phase 2 WARNING If possible before connecting the instrument to the electrical equipment to be tested take the power supply off the electrical equipment Check and if needed modify the basic settings of the instrument See paragraphs 8 1 and 8 2 Particularly the 3 wires mode must be set Select the working mode corresponding to the type of analysis desired In case of doubts select the POWER working mode see paragraph 8 6 Connect the phase and neutral voltage wires respecting the connections shown in the picture If you want to measure current and power connect the clamp meter to the phase conductor respecting the specifications shown on the clamp and the connections shown in the picture In case of doubts set temporarily the 3PH4W mode then select the POWER working mode connect the blue wire of the instrument to earth and connecting one clamp at a time check if a The phase sequence is correct See paragraph 8 4 2 EN 101 NY HT GSC53N GSC57 ZG47 COON b The active power P of each phase is positive If negative turn the clamp of the phase in question c The value of the Pf of each phase is not excessively low typically it s not lower than 0 4 In case the Pf is lower than 0 4 check if the phase voltage is associated to the right clamp meter for example the
158. surement of the other instrument s inputs So NEVER left connect to instrument probes with the Selector placed in OFF position EN 68 GSC53N GSC57 ZG47 PE Protection Cunductor SINGLE PHASE PHASE NEUTRAL POSSIBLE ADDITIONAL n wal Indirect Leakage Current measurement in a single phase system SINGLE PHASE DISCONNECT ADDITIONAL GROUNDING POSSIBLE ADDITIONAL CLAMPS Direct TTT Current measurement in a single phase system PE Protection Cunductor THREE PHASE POSSIBLE ADDITIONAL CLAMPS indirect Leakage Current measurement in a three phase system T THREE PHASE 1 DISCONNECT ADDITIONAL GROUNDING T2 POSSIBLE f ADDITIONAL CLAMPS M Direct Leakage Current measurement in a three phase system 5 The Instrument shows in real time the values present in inputs Example of screen Example of Input Signal 1 Example of Input Signal 2 Example of Input Signal 3 disabled Inl In2 6 Press this key to enable disable the HOLD function updating interruption of the displayed data When the HOLD function is enabled the word g 9 MB is displayed This key is disabled during a recording It s not possible to run a recording if this function is enabled paragraph 9 1 7 The displayed result can be stored pressing the SAVE key twice according to EN 69 NY HT
159. t corner of the display you can always see the battery indicator and if the external power supply adapter code A0050 is connected the corresponding symbol E 05 06 01 27 09 00 17 35 12 VOLTAGE V1 230 2 V v2 230 5 V mmu v3 230 6 V v12 384 2 V R R V23 385 4 V 5 L6 aa v31 383 7 V mA mA freq 50 0 Hz Phseq 123 AUTO 0 110 FUNC CAL HARM WAVE These symbols will be omitted in the following illustrations 4 2 INITIAL SCREEN When turning on the instrument by pressing ON OFF this screen will appear for a few seconds GSC 53N GSC 57 ZG 47 HT ITALIA HT ITALIA HT ITALIA SN 00000000 V X XX SN 00000000 V X XX SN 00000000 V X XX Baud Rate 57600 Baud Rate 57600 Baud Rate 57600 CALIBRATION DATE CALIBRATION DATE CALIBRATION DATE 01 01 02 01 01 02 01 01 02 Here you can see serial number of the instrument SN firmware software release V X XX transmission speed through serial RS232 Baud Rate calibration date CALIBRATION 4 3 BACKLIGHT FUNCTION When instrument is turned on pressing briefly the ON button the backlight will be enabled The light will be automatically turned off after 5 seconds If the batteries are too low the instrument will disable automatically the backlight function EN 11 NY HT GSC53N GSC57 ZG47 5 INITIAL SETTINGS By pressing the MENU key the following screen will be displaye
160. t to the PC the following procedure must be followed after SW installation 1 Switch ON the instrument and wait that Initial screen disappears the rotary Switch position is not important Be sure instrument should be in any screen exception for Z2Q screen which only used to activate serial connection with IMP57 optional accessory see paragraph 6 4 1 2 Connect the Optical serial output of the instrument to the serial output of the PC through the Original C2001 serial cable Run the program Select the Download command Refer to software help ON Line for further instructions p amp 13 CONNECTION THROUGH BLUETOOTH PROTOCOL WARNING Such a connection requires a PC provided with Bluetooth protocol The instrument enables you to transfer the stored data in a wireless way with typical parameters of Bluetooth protocol Operate as follows 1 Connect the instrument to remote unit optional accessory C2008 using USB optical cable C2006 Check LED USB turning on 2 Select the speed of data transfer equal to 57600 baud using the arrow keys on C2008 check that such a value is set on the instrument 3 Effect the search for the C2008 device for further details look up the C2008 user s manual until the instrument identifies it 4 Start the TopView software following the procedure look up the on line help for further details to start transfer of data EN 115 NY HT GSC53N GSC57 ZG47 14 MAINTENANCE
161. tas n bd era i oe ord brote e eb 97 8 8 Measuring PIOCSOIUES oe Eee rco a etae DR uM aet 98 8 8 1 Using the Instrument in a Single Phase System sss tenentes 98 8 8 2 Using the Instrument in a Three Phase 4 Wire System 99 8 8 3 Using the Instrument in a Three Phase 3 Wire System tenentes 101 9 SAVING RESULTS eiuitnint rentre ertet oie bestia pecie uaa ue neris ies Pride tessera detras 103 SMNEISUGPETIUVM SAGCI c 103 9 2 Saving Displayed Values of ANALYSER Function succincte tent senec tibi decet bus 103 10 ee qc Aaaa Ra aaa 104 10 1 Start EPO CO MIND D 104 10 2 Setting Typical Configurations MEER PPS 105 121 Default Congurat dasi a A S A SE E bet Pe re ha SES ae 105 12 2 Typical Configurations osaeran ss eea er EA SE AE tre iae rg ek Pete EEE Pe e BR RE 106 10 3 D nng A roro P 110 10 31 MENU C 110 10 3 2 Rotary Switch during a recording inerte tetra tacta rettet re tata rte tite teta Peta mij ra d Poe a o cade 111 10 4 Stopping A Recording Or An Energy Measurement esent terrent tette tn tenens 112 TT INSTRUMENT S MEMORY 1 rrr onam eunarunkn unam anbrua atus rk one oan oic bnn aas aan aora tures rene natusua 113 11 1 SAFETY TEST zr E AEAEE EEEE EEEa 113 NY HT GSC53N
162. tery compartment cover and remove it Remove all batteries replacing them with 6 new ones of the same type 1 5V LR6 AA AM3 MN 1500 respecting the polarity signs Fix the screws on the battery compartment cover Then put the holster on mI m 14 3 INSTRUMENT CLEANING Use a soft dry cloth to clean the instrument Never use wet cloths solvents water etc 14 4 END OF LIFE CAUTION this symbol indicates that equipment and its accessories shall be subject to a separate collection and correct disposal EN 116 GSC53N GSC57 ZG47 15 TECHNICAL SPECIFICATIONS 15 1 TECHNICAL FEATURES Accuracy is indicated as of reading number of digits It refers to the following atmospheric conditions a temperature of 23 C 5 C with a relative humidity lt 60 15 1 1 Safety Test functions e LOWO 200mA CONTINUITY TEST AUTO RT RT MODE Range O Resolution O Accuracy 0 01 9 99 0 01 10 0 99 9 0 1 2 rdg 2 digit After Test leads calibration Test Current gt 200mA DC per R lt 5Q Test leads included Resolution for Test current 1mA Open Circuit Voltage 4V lt VO lt 24V e MQ INSULATION TEST Test Voltage V Range MQ Resolution MQ Accuracy 0 01 9 99 0 01 50 10 02 49 9 04 2 rdg 2 digit se V R gt 1pA 50 0 99 9 0 1 5 rdg 2 digit se V IR lt 1pA 0 01 9 99 0 01 E 400
163. the tests of 60 seconds 30 seconds in case of tests at 7 lan A timer is displayed indicating the waiting time for each step Example Test with AUTO mode on a RCD with l44230mA a b Oo ok the instrument effects the test at 72 lan 0 The RCD must not trip The instrument effects the test at 72 lan 180 The RCD must not trip For a Selective RCD a 30 seconds timer starts before executing next test The instrument effects the test at lan 0 If the RCD passed the test it must trip and the instrument shows the message RESUME RCD The operator shall resume the RCD For a Selective RCD a 60 seconds timer starts before executing next test The instrument effects the test at lan 180 Follow the same procedure as described under c The instrument effects the test at 5l 0 Follow the same procedure as described under c The instrument effects the test at 5l4 180 Follow the same procedure as described under c The test is completed The F4 key permits to select one of the following limit values for the mm contact voltage which can be shown cyclically when pressing the key 50V default e 25V EN 27 NY HT GSC53N GSC57 ZG47 6 3 1 Tripping times for the general and selective RCDs Table of tripping times for lan x1 lan X2 lan x5 and AUTO tests If the parameters set on the instrument comply with the type of RCD under test and if the latter works properly the test x1 x
164. too early the working mode the Check if the RCD Nominal instrument displays the FRQ 50 0Hz Ut v Current is correct VP N 231V VP PE 230V Some leakage currents may be present in the Oe a Disconnect all x1 30mA 50V the loads connected FUNC IdN RCD SE downstream the RCD screen alongside THE PREVIOUS RESULTS CANNOT BE SAVED EN 37 NY HT GSC53N GSC57 ZG47 n the tests MAN x1 x2 Kep 05 06 01 x5 and AUTO during x1 and x5 tests if the RCD trips to separate the A Uglms circuit within a time not j j imi FRQ 50 0Hz Ut 1V complying with the limits 750 59 082 pipe 230v reported in Table 3 the RCD tripping time instrument emits a long AA TIME NOT OK ATTENTION the tripping acoustic signal at the Em INCL ime is higher than the end of the test and standard limit displays the values FUNC jIGN RCD UL alongside f the RCD tripping time els 05 06 01 RCD tripping time is bigger than the maximum measurable time it depends is higher than the instruments measuring t f test followi limits the instrument A 29998 ms table ee E emits a long sound i 50 0 signal at the end ofthe roo toe ier aby test and displays the i N TIME NOT OK Mind ATTENTION the tripping x1 30mA v 50V time is higher t
165. uctive and capacitive reactive powers apparent powers inductive and capacitive power factors analogical or impulse parameters All these parameters are analysed in a digital way for each phase voltage and current 6 x 128 samples are acquired on a module of 16 x 20ms repeated for the three phases 17 13 1 Integration periods The storage of all the data would require a huge memory capacity Therefore we ve tried to find out a storage method which permits to compress the information to be memorised though providing significant data The chosen method is the integration one after a certain period called integration period which can be set from 5 seconds to 60 minutes 3600sec the instrument extracts from the sampled values the following values Minimum value of the parameter during the integration period harmonics excluded Medium value of the parameter intended as arithmetic average of all the values registered during the integration period e Maximum value of the parameter during the integration period harmonics excluded Only this information repeated for each parameter to be memorised are saved in the memory along with starting time and date of the integration period Once these data are memorised the instrument restarts to take measurements for a new period 17 13 2 Power factor calculations According to the standards in force the medium power factor can t be calculated as average of the instantaneous power factors
166. ument with a test current higher than 200mA If the resistance is higher than 5Q the continuity test is executed by the instrument with a current lower than 200mA N B We recommend you to check the Calibration of the test leads before executing a measurement according to next paragraph EN 14 NY HT GSC53N GSC57 ZG47 6 1 1 Calibrating the test leads CAL Mode 1 Connect the black and blue test leads to B1 and B4 input terminals respectively Connection of instrument terminals during calibration procedure 2 If the test leads supplied with the instrument are not long enough for the measurement you can extend the blue cable 3 Short circuit the measuring cable ends making sure that the conductive parts of the crocodiles make a good contact to each other see previous picture Ea 4 Press the F2 key The instrument carries out the calibration WARNING Never disconnect the test leads when the message MEASURING is displayed A numerical value in this field means that the instrument SES Q has been calibrated this R R value remains on Q Q Sa EMIT S the display for T any further measurement AUTO Oa CIL even though the TUNG UAE unit is switched off and on again 5 At the end of the test the result is stored and used as OFFSET that is to say that it is subtracted from any continuity test carried out for all the subsequent measurements
167. urrents and the phase or phase to phase voltage 27 09 00 17535512 2 1 0 9 0 0 17235212 27 09 00 11539 22 p INN S WwW Example of screen in single Example of screen in 3 wires Example of screen in 4 wires phase mode three phase mode three phase mode The symbols used are described in Table 9 For any message displayed see Appendix 1 MESSAGES DISPLAYED Following keys are enabled e Ft only for three phase mode to display the values relevant to the following phase On the basis of the settings made as per paragraph 8 1 following screens are displayed cyclically 3 wires three phase values of the Wattmeter 1 2 values of the wattmeter 2 3 4 wires three phase values of phase 1 phase 2 and phase 3 e ESC to return back to METER mode see paragraph 8 6 2 SAVE to save in the instrument memory a record of Smp type see paragraph 9 2 containing the instantaneous values of voltage and current present on the instrument inputs This function is disabled during a recording ENTER HOLD to enable disable the HOLD function updating interruption of the displayed data All the previous functions remain however available When the HOLD function is enabled the word is displayed When this function is enabled it s not possible to record or take an energy measurement This function is disabled during a recording or an energy measurement S S 4 MENU to enter in the MENU mode and change the instrument
168. voltage of phase 1 must be associated to the clamp meter no 1 d After checking and if needed modifying the connection of the instrument to the equipment re set the 3 wires mode and the connections shown in the picture blue and red wire together Apply voltage to the electrical equipment under test if previously shut off for the instrument connection The values of the available electrical parameters will be displayed of the instrument For further details see the paragraph relevant to the position of the switch You can press HOLD to interrupt the updating in real time of the displayed values You can press SAVE to save the displayed values see paragraph 9 2 If you want to record a Check and eventually modify the values of the basic parameters see paragraphs 8 1 and 8 2 b Check and eventually modify the recording parameters by pressing MENU see the paragraph corresponding to the position of the rotary switch selected C To start the recording press START see chapter 10 1 EN 102 NY HT GSC53N GSC57 ZG47 9 SAVING RESULTS The SAVE button can be used to store the displayed results related to the rotary switch position v SAFETY TEST and for AUX rotary switch position pressing this key the instrument will store the displayed result generating a corresponding record in the SAFETY TEST MEMORY see paragraph 11 1 Y ANALYSER rotary switch position pressing this key the instrument will st
169. y means of the F1 key 2 Select the distance d between the earth rods by means the F3 and F4 keys 3 Connect the 4 Black Red Green and Blue connectors of the single cables in the corresponding input terminals of the instrument B1 B2 B3 B4 2 Guu 9 9 Instrument connection for Earth resistivity measurement ES 4 Press the START key The instrument starts the test amp At the end of the test the instrument emits a double sound signal Kai Orie Earth Resistivity value indicating that the expressed in Om test is correctly terminated and LTlom Voltage value of electrical gt r T displays the values noise alongside MEME E Tast 04 Number of Test pAVG 0 74Q 0 fAverage Value of Earth Resistivity calculated over the p DIST 2m Number of Test displayed FUNC CLR T u p Working mode 5 The instrument will show automatically the Average value of the Earth Resistivity calculate over the tests performed Press F2 to RESET this value and the number of Test SAVE This result can be stored pressing the SAVE key twice according to paragraph 9 1 EN 58 GSC53N GSC57 ZG47 6 5 3 2 W 3 W and p faulty cases Se If the instrument detect the External Power supply adapter connected to instrument will show the message displayed to side If the Instrument detect a voltage values higher than 5V
170. y to SAVE the change or press ESC to quit the modification This setting will remain unchanged after turning off the instrument EN 12 NY HT GSC53N GSC57 ZG47 5 4 RESET This option re establishes the initial settings of the instrument in ANALYSER function The RESET command re establishes the limit value on Insulation measurement see paragraph 6 2 at 0 5MQ and test voltage at 500V The not modified parameter it is not modified by RESET command The initial settings of the instrument consist of v ANALYSER CONFIG System 3PH4W Frequency not modified Current range not modified Clamp type not modified Transforming ratio of voltmetric transformers 1 Password OFF v RECORDER CONFIG Start MANU the recording is started at 00 sec mark on clock after pressing the START STOP key Stop MANU Integration period 15min Recording of harmonics ON Recording of Voltage anomalies Sag and Surge ON Voltage Reference for Sag and Surge detection 230V Upper Limit for Sag and Surge detection 6 Lower Limit for Sag and Surge detection 10 Selected voltages V1 V2 V3 Selected voltage harmonics THD 01 03 05 07 Selected currents I1 12 I3 IN Selected current harmonics THD 01 03 05 07 CO GENERATION OFF Powers Pf and cosq selected Pt P1 P2 P3 Qti Q1i Q2i Q3i Qtc Q1c Q2c Q3c St 81 S2 S3 Pft Pf1 Pf2 Pf3 dpft dpf1 dpf2 dpf3 Energies Eat Ea1 Ea2 Ea3 Erit Eri1 Eri2 Eri3 Erct

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