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Manual - Blue Panther s.r.o.

1. Connect the Adapter according to the following procedure OC more Confirm that the Power switch on MODEL8312 is OFF Connect the Plug of MODEL8312 to VN and V1 terminals on KEW6315 Connect the Power Plug of MODEL8312 to the Power connector On KEW6315 Connect the Voltage test leads to VN and V1 terminals of the Adapter El NE Ea Connect the Alligator clips of the voltage test leads to the circuit under test 6 Power on MODEL8312 Start KEW6315 Reversed procedure is applied to remove the Adapter from KEW6315 Please refer to the instruction manual for MODEL8312 for further details MODEL8312 Measurement CAT III 150V CAT III 240V Fuse rating AC500mA 600V Fast acting 6 3 x 32mm KEW6315 128 Chap 9 PC software for setting and data analysis KEW6315 Chap 9 PC software for setting and data analysis The special software KEW Windows for KEW6315 for data analysis and for making KEW6315 settings is available Automatic creation of graph and list from recorded data Uniform management of setting and recorded data acquired from multiple devices Data can be expressed in crude oil and CO2 equivalent values in the report Please refer to the installation manual for KEW Windows for KEW6315 and install the application and USB driver in your PC p KEW Windows e Interface fn This instrume
2. 655 4 x N Start of dip End of dip Duration Example of Swell detection Inrush current is detected in the same method gt rms value 2 rms value 4 rms value 6 rms value 8 Measured waveform l l I l l rms value 1 rms value 3 rms value 5 rms value 7 rms value 9 5 y Threshold br p 4 76 are 6 Hysteresis RMS waveform 1 2 6 Start of swell End of swell Duration 117 KEW6315 5 KEW6315 Displaying recorded events Detection of Transient Voltage waveforms will be monitored at approx 40ksps gapless to calculate and check for transient event every 200ms The beginning of the 200ms period where the first transient is detected is regarded as the start of the event If further events are not detected in the following 200ms period the beginning of the period is regarded as the end of the event The detected transient is assumed to be continued between the start to the end of event detection Example of Transient detection lt Threshold value Measured l waveform Start of transient End of transient Approx 200ms Duration Save data When an event occurs event type time of start end and measured values will be recorded together with the following data Event waveform Waveforms and also event data on all the chs are recorded for approx 200ms 50Hz 10 cycle 60Hz 12 cycle at 8192 points in total When different events occur wi
3. Measured values V rms voltage Phase angle A rms current Phase angle For 3P3W3A rms line voltages are displayed 2 Phase angled is displayed using Phase of V1 as the base 0 Unbalance V 1 75 A 4 3 x 1 Diagram Check Phase angle Leading Vector display 0 to 180 z O rms voltage solid line rms current dotted line Phase angle Lagging 0 to 180 The circle solid line represents the max values at V and A Ranges and the line length represents rms voltage and current values The angle between the lines represents phase relation with reference to V1 For 3P3W3A 3P4W unbalance ratio is also displayed While the measured voltages and currents are balanced the following vectors will be displayed 1P2W 1P3W cid V A V A 1CH 0 1CH 0 1CH 0 1CH 90 2CH 4 180 2CH 180 2CH 60 2CH 30 3P3W3A 3P4W V A V A 1CH 0 1CH 30 4CH 0 4CH 0 2CH 120 9CH 150 2CH 120 2CH 120 3CH 120 3CH 90 3CH 120 3CH 120 105 KEW6315 KEW6315 6 4 Vector e g Vector of 3P4W f 50 00Hz Unbalance Y x desired magnification toggle the line lengths of voltage vector 1 2 5 10 time s Ax desired magnification toggle the line lengths of current vector 1 2 5 10 time s Diagram Press the Diagram Key to show the wiring diagram for the selected wiring configuration Plea
4. Rated power suppl ee 45 to 65Hz frequency KEW6315 32 4 3 Placing removing SD card KEW6315 4 3 Placing removing SD card O Check the following points before using SD card AN CAUTION e Follow the instructions described in Inserting SD card and insert the SD card to the slot with the top side turned up If the card is inserted up side down the SD card or the instrument may be damaged e While using an SD card do not replace or remove the card The symbol blinks while accessing SD card Otherwise the saved data in the card may be lost or the instrument may be damaged e The indicator CS blinks during record Do not remove the SD card Otherwise the saved data or the instrument may be damaged Do not remove the card until the record ends and the pop up message Stop recording disappears Notes e Newly purchased SD cards must be formatted with KEW6315 before use Data might not be successfully saved on SD cards that are formatted with a PC For the details please refer to Format P 86 in this manual e f the SD card has been frequently used for a long period the life of the flash memory may be expired and further data may not be saved on it In such a case please replace the card with a new one e The data in the SD card might be damaged or lost by accident or failure It is recommended to backup the recorded data periodically Kyoritsu will not be liable for any loss of
5. Unpacking Procedure KEW6315 Unpacking procedure We thank you for purchasing our Power Quality Analyzer KEW6315 Please check the contents and instrument before use e ltems listed below are included with the standard set KEW6315 1 pce MODEL 7255 1 set Voltage test lead red white blue black 1 pce for each with alligator clips 7 Alkaline size AA battery LR6 6 pcs SDoad ooo SD card M 8326 02 1 pce 2GB MODEL9125 1 pce Input terminal plate 8 color x 4pcs each red blue yellow Cable marker green brown gray black white Optional parts Depending on model purchased Instruction manual for 1 pce Clamp sensor Magnetic carrying case MODEL9132 Power supply adapter MODEL8312 CAT Ill 150V CAT II 240V 5 KEW6315 KEW6315 Unpacking Procedure 1 Main unit 2 Voltage test lead 3 Power cord 4 USB cord Es gt 5 Quick manual 6 CD ROM 7 Battery 8 SD card 9 Carrying case KEW 6315 K KUERMHBARSH 10 Input terminal plate 11 Cable marker til KEW6315 6 Unpacking Procedure KEW6315 12 Clamp sensor depending on model purchased 10A Type o24mm M 8146 10A Type o40mm M 8147 14 Magnetic carrying 15 Power supply adapter 10A Type a68mm M 8148 p 1A Type o24mm M 8141 1A Type o40mm M 8142 5 5 1
6. SD card Pressing the Key can switch between Internal memory and SD Card and the corresponding icon will be displayed in the upper left of the screen S pace Storage media information can be checked with the Key Press the Key to close the information window Please refer to Space P 84 for further details BACK To return to the Saved data screen press the Key 91 KEW6315 KEW6315 Instantaneous value W Chap 6 Displayed Items 6 1 Instantaneous value W Press the Key gt Display the screen for W Instantaneous value List display of the measured values List Zoom e g Instantaneous values measured under 3P3W3A 1A Three phase Three wire Current optional sensor Measured at 1CH Measured at 2CH Measured at 3CH Measured with an Ano ln os j a optional sensor Total 1ch 2ch 3ch Elapsed time Selected interval Multiple measured values can be displayed on one screen The displayed items can be changed by pressing the corresponding keys KEW6315 92 List display of the measured values KEW6315 Phase voltage Symbol displayed on the LCD Active consumption Reactive Lagging s AONE POSE a regenerating PONEN leading DC1 Power Lagging PF f Frequenc ils leading reser Analog input Analog input g Inp DC g Inp Voltage at 1ch Voltage at 2ch wz V APhase Lagging Neutral current difference _ esi Capacit
7. SETUP DO ni QUALITY O ie a Basic Meas Rec MSaveuOthers All events Occurrence Wiring E 101 0 V 2013 07 18 TEREA Wiring 3P3W3A Clamp Voltage V Range 600V ES 50 4 V 2013 07 18 10 45 43 136 ES 87 1 V 2013 07 18 10 45 35 136 MB 128 5 V 2013 07 18 10 45 27 136 VT Ratio 1 00 Nominal V 100V Current 1 2 3ch 4ch Clamp 8125 8125 A Mee ee r mm A rai nm A Bi 217 1 V 2013 07 18 10 45 27 136 E 50 4 V 2013 07 18 10 45 18 136 5 687 1 V 2013 07 18 10 45 10 136 BB 128 5 V 2013 07 18 10 45 02 136 Flicker Detection Diagram Detect See 5 Settings P47 for further details See 6 7 Power Quality P 114 for further details KEW6315 12 1 2 Features KEW6315 1 2 Features This is a Clamp type Power Quality Analyzer that can be used for various wiring systems It can be used for simple measurements of instantaneous integration demand values and also for analysis of harmonics and events related to power quality and for the simulation of power factor correction with capacitor banks Moreover it can display waveforms and vectors of voltage and current Data can be saved either on the SD card or in the internal memory and can be transferred to PC via USB or in real time via Bluetooth communication Safety construction Designed to meet the international safety standard IEC 61010 1 CAT IV 300V CAT III 600V CAT II 1000V ower quality analysis KEW6315 is designed to meet the international standard IEC61000 4 30 Cl
8. V test leads MODEL7255 red white blue black with alligator clip 1 set Power cord MODEL7169 Se Croats A A Coote ane eee ae 1 pce USB cable MODEL7219 a O a ona 1 pce Quick manual A A A a A e 1 pce CD ROM a o a A a eae ea iaa 1 pce PC software for setting and data and data analysis KEW Windows for KEW6315 Instruction manual data PDF file Alkaline size AA battery LR6 a ie oa ane aterm alee a da ada 6 pcs SD card M 8326 02 NN 1 pce Carrying case MODEL9125 NAO 1 pce Input terminal plate A A i a e A dal a 1 pce Cable marker tttertrrertrnentrnons gt 8 color x 4pcs each red blue yellow green brown gray black white Optional parts Clamp sensor MODEL8128 Clamp sensor 50A 24mm MODEL8127 Clamp sensor 100A 24mm MODEL8126 Clamp sensor 200A 240mm MODEL8125 Clamp sensor 500A 240mm MODEL8124 Clamp sensor 1000A 68mm MODEL8129 Flexible sensor 3000A 150mm MODEL8130 Flexible sensor 1000A 110mm MODEL8146 Leakage sensor 10A 24mm MODEL8147 Leakage sensor 10A 40mm MODEL8148 Leakage sensor 10A 268mm MODEL8141 Leakage sensor 1A 24mm MODEL8142 Leakage sensor 1A 40mm MODEL8143 Leakage sensor 1A 68mm Instruction manual for Clamp sensor Carrying case with magnet MODEL9132 Power supply adapter MODEL8312 CAT III 150V CAT II 240V Accuracy within 5 sec day Power source AC power supply Voltage range AC100V AC9OV AC240V AC264V 50H2 47H2 60H2 63H2 7VAmax DC po
9. is given for SD Card see the check points for Data cannot be saved in the SD card in above column If NG is give for the other items disconnect the power cord from an AC power source and then remove all the batteries from the instrument Insert the batteries again and connect the power cord to an AC power source and carry out the self diagnosis again If NG is still given instrument failure may be suspected 11 2 Error messages and actions Error message may appear on the LCD while using the instrument Please check the following table if any error message appears and take action Detail amp Action No SD card Check the amount of free space in the SD card Check the amount of free space in the SD card Failed to detect sensors Check the connection of the sensor s KEW6315 e Check the SD card is inserted correctly See 4 3 Placing removing SD card P 33 e Check the free space on the SD card If the space is not enough delete unnecessary files format the card or use another card The SD card should be formatted on KEW6315 not on the PC See To delete transfer or format the recorded data P 82 e Check the connection of current sensor elf any problem is suspected please do the following checks Connect the current sensor for which NG is given to the CH on which another sensor is properly detected If the result NG is given for the same CH a defect of the in
10. 06 01 2014 28 14 E PS MEB25 BMP 66 01 2014 16 28 0 O is SUPMO004 PRE 06 01 2014 16 41 3 22 SUPMOBO3 PRE 66 01 2014 16 47 34 is SUPMO002 PRE 06 01 2014 16 41 2 lt 3 SUPMOBO1 PRE 06 01 2014 16 41 2 as NT E Checkbox J Select the data you want to transfer gt Confirm gt A confirmation message will appear gt E Select Yes or No gt Selected data will be transferred tt a A check mark will be put in the checkbox for the selected data Multiple data can be selected at once Transfer Press the Transfer Key and select Yes on the confirmation message to transfer the selected data SD card To check the data on the SD card press the SD card Key Pressing the Key again returns to the list of data saved in the internal memory Checked boxes will be cleared if the screens are switched before transferring the data S pace Storage media information can be checked with the Key Press the Key to close the information window Please refer to Space P 84 for further details 85 KEW6315 KEW6315 To delete transfer or format the recorded data BACK To return to the Saved data screen press the Key Format Format the Le SD card or e Internal memory Data are not listed in time sequence The recorded date and time are displayed to the right of file name As for the data which are previously transferred from the
11. 240mm max Approx 268mm max 100 L x60 W x26 D mm 128 L x81 W x36 D mm 186 L x129 W x53 D mm Dimension i protrusions are not included protrusions are not included protrusions are not included Cable length Approx 2m Output terminal MINI DIN 6PIN Weight Approx 150g Approx 240g Approx 490g Instruction manual Accessory i Carrying case l 7146 Banana 4 Adjuster plug A 7185 Extension cable 155 KEW6315 KEW6315 10 4 Specification of Clamp sensor AC 30Arms 42 4Apeak AC 70Arms 99 0Apeak AC 100Arms 141 4Apeak ACO 1500mV AC50mV A ACO 3500mV AC50mV A ACO 5000mV AC50mV A ACO 30Arms ACO 70Arms 0 15A 0 40A 0 80A 1 0 rdg 0 1mV 50 60Hz 1 0 rdg 0 1mV 50 60Hz 1 0 rdg 0 1mV 50 60Hz 2 0 rdg 0 2mV 40Hz 1kHz 2 0 rdg 0 2mV 40Hz 1kHz 2 0 rdg 0 2mV 40Hz 1kHz 15 30A 40 70A 80 100A 5 0 rdg 50 60HZ 5 0 rdg 50 60HZ 5 0 rdg 50 60Hz 10 0 rdg 45 1kHz 10 0 rdg 45 1kHz 10 0 rdg 45 1kHz IEC 61010 1 IEC 61010 2 032 Meas CAT III 300V Pollution degree 2 IEC61326 AC3540V 5 sec Between Jaws Enclosure ACO 100Arms Enclosure Output terminal and Jaws Output terminal 50MO or more 1000V Between Jaws Enclosure Enclosure Output terminal and Jaws Output terminal Approx 224mm max Approx 240mm max Approx 268mm max 100 L x60 W x26 D mm 128 L x81 W x36 D mm 186 L x129 W x53 D mm Approx 2m MINI
12. Confirm Es Cancel ID Number Assign an ID number for the unit Assigning ID numbers will be helpful to use multiple units at the same time or measuring multiple systems with one unit periodically and analyze the recorded data 00 001 to 99 999 00 001 Default setting is highlighted in gray 2 J Move the blue highlight to ID Number gt Show the value entry window ap WW Enter an ID number gt Confirm Cancel 79 KEW6315 KEW6315 KEW6315 Settin Buzzer Keypad sounds can be muted The warning buzzer for demand judgment or low battery voltage sounds even OFF is selected On Off Default setting is highlighted in gray 2 2 J Move the blue highlight to Buzzer gt Show the pull down menu gt S Select On Off Confirm so Cancel Bluetooth Turn on off the Bluetooth function Select Off if Bluetooth communication will not be performed On Off Default setting is highlighted in gray 2 2 J Move the blue highlight to Bluetooth gt Show the pull down menu gt Ww Select On Off Confirm so Cancel Power Select to enable or disable the auto power off function This setting is for the case KEW6315 operates with an AC power supply Auto power off activates in 5 min after the last operation while KEW6315 is operating with batteries AC Power Power off in 5 min Disabl
13. Guide DO e 2915408172 Check the test environment Start test ESC BACK ENTER 0K Select and press the ENTER on i Ney to see the details Guide D quo Check the test environment Wiring check Self diagnosis Sensor identification Done ESC BACK ENTER 0K KEW6315 Wiring check Test results of each item will be displayed NG result may be given even if the wiring is correct at the measurement site under bad power factors Frequency Voltage input Voltage phase Voltage balance Current input Current phase ENTER CLOSE Self diagnosis Operating condition of the instrument system will be checked and the result will be displayed Guide D NN GiCheck the test environment ENTER CLOSE Sensor detection The connected sensors are automatically detected and their max Ranges will be set Guide Ci DCheck the test environment Result Ich 8125 MAX 5684 049mm 2ch 8125 MAX 50RA 48mm 3ch 8125 MAX 506A 949mm ENTER CLOSE Start measurement with Quick start guide KEW6315 NG judgment Wiring check Guide O ae 775318248 Close the result display Then the blinking vectors and the values of NG items will be displayed If everything is OK the ideal vector diagram will be displayed in the lower left corner ke i LPP L J Criteria of judgment and cause Criteria of Judgment Frequency of V1 is within 40 Voltage c
14. K EW6315 End of recording Press the VSOP Key Guide i Stop recording Data no gt GE Elapsed time 00064 46 57 Recording method KEL Start 10 02 2014 08 43 18 Manual me Save to SD card Items to be recorded Power Record Harmonics Record Euant Barnard CANCEL STOP Check the information about recording or stop the recording End of recordin Items displayed on the LCD Data no of the recorded data It is also used as a folder name at data saving Elapsed time The time that elapses while recording Show the Recording start date and time Show the Recording start end date and time Recording method Show the Recording start date and time Time period rec l l and Recording Time Data location to save the data Recording Period Items recorded Items being recorded E gt Move the blue highlight to Cancel or Stop gt Confirm Es Cancel EW6315 38 Start measurement with Quick start quide KEW6315 Start measurement with Quick start guide Select the recording item Select the wiring system Check the test environment Confirm the connections Guide D m Select desirable recording item 1 Select the item you want to record All Power Quality Harmonics The number of selected items will have effect on file size and I a also on max recording time y Power onl
15. NT When INT states are detected on all the chs selected according to the wiring configuration it is regarded as the start of the event When the INT state ends on any of the measurement chs it is regarded as the end of the event Swell Dip Inrush current Transient When voltage or current falls into any event states on any one of the measurement chs selected according to the wiring system it will be regarded as the start of the event When the state ends on all measurement chs it is regarded as the end of the event KEW6315 116 D isplaying recorded events KEW631 Measurement of Swell Dip INT Inrush current Each event will be detected with the r m s values in one gapless waveform and with a half wave over lapping The beginning of the waveform where the first event is detected is regarded as the start of the event If further events are not detected in the following waveform the beginning of the waveform is regarded as the end of the event The detected event is assumed to be continued between the start to the end of event detection Example of Dip detection INT is detected in the same method Ea EJ rms value 2 rms value 4 rms value 6 rms value 8 l l l Measured I I I I I I waveform I Leet See A A O O e ac eens o ome l l l l l l l l l l rms value 1 rms value 3 rms value 5 rms value 7 rms value 9 me neo Hysteresis Threshold
16. Output terminal NETA Between Jaws Enclosure Enclosure oa anes terminal and Jaws a terminal Max conductor size conductor size Approx 224mm Lo Approx g24mm max Approx 240mm Approx 240mm max Dimension 100 L x60 W x26 D mm 128 L x81 W x36 D mm Cable length Approx 3m Output terminal MINI DIN 6PIN Weight Approx 160g Approx 260g Instruction manual ey Cable marker Optional parts 7146 Banana 4 Adjuster plug 7185 Extension cable KEW6315 152 10 4 Specification of Clamp sensor KEW6315 IA MS lt 10 DEL 3 125 E lt MO DEL 124 gt Rated current AC 500Arms 707Apeak AC 1000Arms 1414Apeak ACO 500mV ACO 500mV Output voltage AC500mV 500A AC 1mV A AC500mV 1000A 0 5mV A Measuring range ACO 500Arms ACO 1000Arms Accuracy 0 5 rdg 0 1mV 50 60Hz 0 5 rdg 0 2mV 50 60Hz sine wave input 1 0 rdg 0 2mV 40Hz 1kHz 1 5 rdg 0 4mV 40Hz 1kHz Phase within 1 0 within 1 0 characteristics 5 5004 45 65Hz 10 1000A 45 65Hz Temp amp humidity range guaranteed 23 5 C relative humidity 85 or less no condensation accuracy e 0 50 C relative humidity 85 or less no condensation o 20 60 C relative humidity 85 or less no condensation Allowable input AC500Arms 50 60Hz AC1000Arms 50 60Hz Output impedance Approx 20 Approx 10 In door use altitude 2000m or less IEC 61010 1 IEC 61010 2 032 Meas CAT Ill 600V Pollut
17. 10 cycle For 12 cycle measurement 10k should be replaced with 12k 1P2W 1 to 4 Q1kQ2k Q3k Q4k Qsumk Q1kt Q2k Q3K Q4k 1P3W 1 to 2 Q1k Q2k Qsum1k Q1K Q2K 3P3W 1 to 2 Qsumk Qsum1k Qsum2k 3P3W3A Phase voltage Q4K V7 V12 V31 3 Q2k V2 V23 V12 3 Q3k V3 V31 V23 3 Qsumk Q1k Q2k Q3k 3P4W Q1k Q2k Q3k QOsumk Q1k Q2k 0Q3k Harmonics voltage total distortion factor THDVF Displayed digit 4 digit Display range 0 0 100 0 Equation 50 Ver Y x 100 2 c Meas channel V Harmonics voltage THDVF Vor k Harmonics of each order 1P2W 1 to 4 THDVF 1P3W 1 to 2 THDVF THDVF gt 3P3W 1 to 2 Line voltage THDVF12 THDVF 32 3P3W3A Line voltage THDVFi2 THDVF23 THDVF 31 3P4W THDVF THDVF2 THDVF3 Harmonics current total distortion factor THDAF 9 Displayed digit 4 digit Display range 0 0 100 0 Equation 50 c Meas ch THDAF7 THDAF gt Y Aa x 100 THDAF3 THDAF 4 THDAF c an A Harmonics current cl k Harmonics of each order KEW6315 146 Items measured at Harmonics measurement KEW6315 Harmonics voltage total distortion factor THDVR 4 digit 0 0 100 0 Equation 50 j c Meas channel Ver x 100 V Harmonics voltage THDVR c A e k Harmonics of each order Var Y THDVR THDVR1 THDVR2 Line voltage THDVR12 THDVR32 Line voltage THDVR12 THDVR23 THDVR31 THDVR1 THDVR2 THDVR3 Harmonics current total distortion factor THDAR 9 4 digit 0 0 10
18. 1min Max values IA NANA AN Wt Elapsed time sm EVEernL The Pst 1min measured in the recent 120 min is displayed on the trend graph Items displayed on the LCD The latest Pst 1 min y Max Pst 1min recorded through the measurement It is refreshed every time when ax value the measured values exceed the previous max values The latest measured value is displayed at the right end on 0 min tick and it shifts Elapsed time to left as time goes by Changes in the recent 120 min can be displayed on one screen 121 KEW6315 5 K EW6315 Displaying changes of PIt D A 83 0 181 1813 12 23 68 18 11 Cursor Scroll bar Press the CD Key to move the cursor or to scroll the page to right and left The black bar shows the percentage of hidden pages and the dark orange bar shows the percentage of the present displayed page Items displayed on the LCD Measured Pit a oe l Pit per ch is displayed with recorded date amp time info where the cursor is located Recoded date Latest Plt Max value Max 8 541 Rec start date and time Latest record date and time The rec start date and time is displayed when changes of Plt cannot be described on one page Items displayed on the LCD Max Plt recorded from the beginning of the record until now It is refreshed every time ax value when the measured values exceed the previous max values KEW6315 1
19. 5 v V 2013 07 18 10 45 35 136 0 804 1 028 1 017 KM 2013 07 18 10 45 27 136 pst 0 804 1 026 1 022 Pst V V 2013 07 18 10 45 27 136 0 804 1 035 1 034 min V 2013 07 18 10 45 18 136 2 804 1 027 1 025 p1 V 2013 07 18 10 45 10 136 0 804 1 028 1 028 t ME 128 5 V 2013 07 18 10 45 02 136 f 59 99 Hz Flicker Detection Settings SETUP Switching displayed items VT Ratio Toggle the screens with the Nominal V Current Key right or left aD Clamp A Range 5 Dem CT Ratio DC Inspection DC Range Target Frequency Harmonics Nominal f THD calc MAX hold Edit allowable Basic Mea Q Detect a e ET Recording M Others Hysteresis Transient REC Items SWELL Power AAN DIP Harmonics CE WS INT Event Record REC method InrushCurrent Filter Start Basic l i Target PF Transfer data Format KEW6315 setting Save settips Read setti SETUP Basic Meas Rec Environment Language Date format DD MM YYYY a fat TA CH Color KEW6315 setting Time 06 01 2014 15 26 ID Number 00 001 Buzzer ON Bluetooth OFF Power Disable auto off Backlight Power off in 5 min System reset KEW6315 26 Putting Input terminal plate on the Input terminal KEW6315 4 Getting started 4 1 Preparation Putting Input terminal plate on the Input terminal Six Input terminal plates are supplied with this instrument Choose one Plate
20. 85 or less no condensation humidity range Withstand voltage AC5160V for 5 sec Between AC Voltage input terminal and Enclosure AC3310V for 5 sec Between AC Voltage input terminal and Current input terminal Power connector USB connector AC2210V for 5 sec Between Power connector and Current input terminal USB connector Enclosure Insulation resistance 50MQ or more 1000V Between Voltage Current input terminal Power connector and Enclosure Applicable standards IEC 61010 1 Measurement CAT IV 300V CAT III 600V CAT II 1000V Pollution degree 2 IEC 61010 031 IEC61326 Class A Dust water proof IEC 60529 IP40 10 2 General specification Measured line and Inputch Current ch A2 A4 unrelated to the selected wiring system can be used for any measurement purpose Input ch Wiring system Voltage Sisleease2 teste PRN WWI OOO A Single phase3 wire 1 Soan 1P3W 1 Single phase3 wire 2 system 1P3W 2 LCD 3 5inch TFT QVGA 320xRGBx240 Display update every 1 sec There may be time lag in display update max 2 sec due to arithmetic processing however no time lag between the recorded data and the time stamp KEW6315 130 10 2 General specification KEW6315 Backlight Press the LCD Key to turn off press any key other than Power to turn on PQ measurement IEC 61000 4 30 Ed 2 Class S Dimension 175 1 x120 W x68 D mm Weight approx 900g including batteries Accessories
21. A A ee wine Se ANA AE ASI wre AA 25 o Power quality ccc ee 26 Settings A E A ESAS es Saha a a a AAA e ARA E aa 26 Chap 4 Getting started erertetereotenennnnononancnnannnnonennnnennnnenannnnnnnnnenanannnnnenass 27 A 1 Preparation NS A ao 2 e Putting Input terminal plate on the Input terminal rrrrrrrrnrr o 21 e Attaching Markers to Voltage test leads and Clamp sensors 28 1 KEW6315 KEW6315 Contents 4 Power Supply tanya Ua i ola it a i aaa ct a iain it ta ha i 29 O Battery re 29 e Battery Mark on the LCD Battery level ci IA a AD a Sa al ine a 30 How to install batteries a ai lt b A a a a a a a ae ka 31 o Power cord connection tietee ene enna ees 31 Power supply rating ccc 39 43 Placing removing SD Card Ir 33 Inserting SD Card irre ee 34 e Removing SD card sss ie 34 4 4 Voltage test leads and Clamp sensor connection tteteterrrrtrrreresoo 35 45 Start KEW6305 tala karin a aan i aS cu ais eS sli a bak aa aba aa aba Gaara Sha ac 36 O Start up Screen verre 36 O Cautionary Message st 36 46 Recording procedures A A A A AR ee eee eee ee ee A er ee re 37 Start of recording crt 37 End of recording erertrterestenenennonencnnonanannnnnnnnnnnnnnnnnnncnanacnanannes 38 e Start measurement with Quick start guide e terererrererererenenenoso 39 Chap 5 Settings E IS A A o AA AA sa E A A banca a an a A7 5 1 List of setting RAMOS 5trtrrrrrrrrrrrrrrrnrnrrnennnnnnnnnnnnnnn
22. Data of power quality events are not considered to estimate the possible recording time The max possible recording time will be shortened by recording such events The max file size per recording is 1GB Please ensure to use the SD cards provided with this instrument or as optional parts REC item Harmonics 3months KEW6315 76 5 5 Other settings KEW6315 9 9 Other settings Press the Key gt D Change the tabs to Others SET UP Basic Meas Rec Environment Language Date format CH Color KEW6315 setting Time 06 01 2014 15 26 ID Number 008 881 Buzzer ON Bluetooth OFF FETTET Misah a santa ar E Settings for system environment SETUP ne e IA Racir Meac Rer fal Othare Environment Language Date format DD MM YYYY CH Color V ch3 READ 13 SELLING Time 06 01 2014 15 26 ID Number 008 881 Buzzer ON Bluetooth OFF FETTET Misah a sha ar E Language Select the language to be displayed Japanese English Default setting is highlighted in gray Changes made by user will remain after system reset 2 2 J Move the blue highlight to Language gt Show the pull down menu gt Ww Select a desired language gt Confirm Es Cancel 77 KEW6315 KEW6315 Settings for system environment Date format Select a desired date display format The selected date format will be reflected to the date display on the screen and on each setting windo
23. Effective l Same as r m s voltage input range Display range Same as r m s voltage Crest factor Same as r m s voltage Input impedance Same as r m s voltage Meas system Complied with IEC61000 4 3 r m s values are calculated from one waveform with half wave overlapping Swell dip detection for multi phase system Starts when any one of events starts at any ch Ends when it terminates INT detection for multi phase system Starts when the event starts at all chs Ends when it terminates at any one of the chs Accuracy 10 150 to 100V or higher nominal voltages nominal voltage 1 0 Out of above range 0 4 rdg 0 4 f s Errors of event duration measurement at 40 70Hz within 1 cycle Detection channel ch 1P2W 1 to 4 V1 1P3W 1 to 2 V1 Vo 3P3W 1 to 2 Line voltage V12 V32 3P3W3A Line voltage V12 V23 V31 3P4W Vi Vo V3 149 KEW6315 5 KEW6315 Items measured at Power quality measurement Inrush current Range Same as r m s current Displayed digit Same as r m s current Effective Same as r m s current input range Display range Same as r m s current Crest factor Same as r m s current Detection channel A1 A2 A3 Ax ch KEW6315 150 Items measured at Power quality measurement KEW6315 Flicker Displayed Time left Counted down time until a Pst calculation completes items V r m s voltage per half wave 1 sec average Pst 1min Flicker value for 1 min Pst ref value Pst Se
24. K EW6315 Displaying the list of harmonic Displaying the list of harmonics Press the List Key to display the list of harmonics e g P Power harmonics and Power of 1P3W 2 Single phase 2 wire 2 system are listed 3 ai 4 U U U U WU U UKN 5 0 8 0 0 0 0 O Oku 4 0 0 0 0 0 0 0 Or 5 0 8 0 0 0 0 O Oku 6 0 0 0 0 0 0 0 Okw T 0 0 0 0 0 0 O Oku 8 0 0 0 0 0 0 0 Okuw g 0 8 0 0 0 0 O Oku 19 00 00 QO 0 Graph Rate P Rms values rate of content and phase angle of voltage current power harmonics from 1 to 50 can be displayed in list form respectively Items displayed on the LCD Voltage on Tee a Sum of each ch Active power per ch total active power 1 For 3P3W3A rms line voltages are displayed 2 The letters and numbers displayed on the top represent the displayed parameter and the ch or system number If there is a space between the alphabet and the following number the displayed no represents the system no In this case the listed values are sum per system If P is displayed alone the listed values are total amounts KEW6315 112 S Displaying the list of harmonics KEW6315 F A i ENVIA 1 450 0 448 9 299 7 2 0 0 0 0 0 0 3 00 0 0 0 8 4 0 0 0 0 0 0 5 0 0 0 0 0 0 6 0 0 0 0 0 0 7 06 0 0 0 0 8 0 0 0 0 0 0 9 0 0 0 0 0 0 10 0 0 0 0 0 0 Change the displayed harmonics orders Press the ty Key to scroll the page vertically Gra
25. VI VZ Single phase 2 wire 3 system 1 Single phase 2 wire 4 system 1P2Wx4 VN V1 A1 A2 A3 A4 3 Single phase 3 wire 1 system 1P3Wx1 VN V1 V2 A1 A2 Single phase 3 wire 2 system 1P3Wx2 VN V1 V2 A1 A2 A3 A4 Three phase 3 wire 1 system 3P3W x1 VN V1 V2 A1 A2 Three phase 3 wire 3A 3P3W3A V1 V2 V3 A1 A2 A3 Three phase 4 wire 3P4Wx1 VN V1 V2 V3 A1 A2 A3 Measurements of r m s values and harmonics are possible at the Current terminals which are not used for wiring connection Three phase 3 wire 2 system P3Wx2 VN V1 V2 A1 A2 A3 A4 17 KEW6315 KEW6315 2 3 Side face 2 3 Side face lt When the Connector cover is closed gt EA r l E E Bluetooth 0 Ostoh SO Memory Card To A A Y SD slot cover USB port cover Analog input Digital output cover lt When the Connector cover is opened gt SD card slot Analog input Digital output terminals KEW6315 18 2 4 Voltage test lead and Clamp sensor KEW6315 2 4 Voltage test lead and Clamp sensor lt Alligator clip gt Attached to the top part of voltage test lead Barrier lt Clamp sensor gt Barrier POWER CLAMP SENSOR AE SODA mwe MODEL HEN Barrier is a mechanical safety part and provides protection against electrical shock and ensuring the minimum required air and creepage distances Keep your fingers and hands behind the barrier during a m
26. WS3 WS4 WSsum 1P3W 3P3W 1 WS1 WS2 WSsum1 to 2 Displayed digit Equation Display area 0 00000mvarh 9999 99Tvarh harmonized with WS OL is displayed when the display area is exceeded Leading 1 phase Lagging phase WQi _ h integration period 3600 sec n System No c Measurement channel i Data point no where Lagging phase Q gt 0 Leading phase Q lt 0 1P3W 3P3W 1 to 2 WQ3 WQ4 WQsum2 3P3W3A 3P4W WQ WQ2 WQ3 WQsum Duration of integration Display area 00 00 00 0 sec 99 59 59 99 h 59 min 59 sec 0100 00 9999 59 9999 h 59 min 010000 999999 999999 h Displayed time will transit in series KEW6315 142 Items measured at Demand measurement KEW6315 Items measured at Demand measurement Target value DEM tarcet 4 digit e Display range 0 000mW VA 999 9TW VA according to the selected values Predicted value DEMcuess 6 digit Display range 0 00000mW VA 99999 9TW VA Decimal point is dependent on the DEMTarget OL is displayed when the display area is exceeded Equation DEM DEM x Demand interval Elapsed time Present value Measured demand value 2DEM Displayed digit 6 digit Unit m k M G T depending on DEMTarget value m k M G T depending on DEMTarget value Display range 0 00000MW VA 99999 9TW VA Decimal point is dependent on the DEMTarget OL is displayed when the display area is
27. and 2ch of 2ch of 1 system 2 systems Sum of 1ch and 2ch of 2 systems Sum of 1ch and 2ch of 1 system Total values 3P3W 1 2 Three phase 3 wire Blondel s theorem 1 or 2 systems Computed values on 3ch 1 system Computed Measured Measured values on values on values on 3ch 1ch 2ch V12 A1 V23 A2 Sum of Sum of 1 2 and 1 2 and Measured Measured values on values on 1ch 2ch V12 A3 V23 A4 3ch of 3ch of 1 system 2 systems Sum of 1 2 and 3ch of 2 systems Sum of 1 2 and 3ch of 1 system Total values KEW6315 94 List display of the measured values KEW6315 3P3W3A Three phase 3 wire Measured Measured Measured values on Values on f values on 1ch 2ch 3ch V12 A1 V23 A2 V31 A3 Sum of 1 2 and 3ch 3P4W Three phase 4 wire Measured Measured Measured values on values on values on 1ch 2ch 3ch V1 A1 V2 A2 V3 A3 Sum of 1 2 and 3ch Switching the type of displayed values 2 The displayed values can be switched between Inst Avg Max and Min values with J key If the selected interval is 1 sec Inst Avg Max and Min values will be the same since the display update is also 1 sec Wh Integration value Press the Wh key and switch the screens to view integration values Please refer to 6 2 Integration value Wh P 100 in this manual Zoom Four or eight measured value
28. for Swell Dip and INT are the percentage of the nominal voltage So when the nominal voltage is changed threshold voltage will be altered accordingly For Transient if the nominal voltage is changed the initial value will be automatically set to 300 which is three times the new nominal voltage peak voltage The threshold value for Inrush current is the percentage of the Current Range therefore the value will be altered if the setting of the current range is changed Hysteresis Set a desired hysteresis in percentage to disable the event detection for the specific area Setting a proper hysteresis will be helpful to prevent unnecessary detections of events which are caused by voltage or current fluctuations around the threshold values 1 10 against the nominal voltage 5 Default value is highlighted in gray 2 J Move the blue highlight to Hysteresis gt Show the value entry window gt A e Y A pop up appears and show the effective range Set the hysteresis gt Confirm Es Cancel 65 KEW6315 KEW6315 Threshold setting for Power quality Event Transient Over voltage Impulse Set an instantaneous voltage value as a threshold for the transient event The following selection range varies depending on the selected VT ratio 50 to 2200Vpeak against the nominal voltage 300 Default setting is highlighted in gray
29. instrument first The cord should be firmly connected e Never attempt to make measurement if any abnormal conditions are noted such as a broken Cover and exposed metal parts Follow the procedure below and connect the Voltage test leads and Clamp sensors Confirm that the instrument is powered off Connect the appropriate Voltage test lead to the AC Voltage input terminal on the instrument Connect the appropriate Clamp sensor to the Current input terminal on the instrument Match the direction of the arrow mark indicated on the output terminal of the clamp sensor and the mark on the Current input terminal on the instrument Match the arrow marks A V 100 2404 is e5hz ZN Al 20VA MAX 2V MAX Number of Voltage test leads and Clamp sensors to be used will be different depending on the wiring configuration under test For further details refer to Wiring diagrams P 50 in this manual 35 KEW6315 5 KEW6315 Start up Screen 4 5 Start KEW6315 Start up Screen Hold down the RAUEN key until the following screen is displayed on the LCD To power off the instrument hold down the ROMIJN key at least 2 seconds Model name and software version will be displayed upon powering on the instrument Stop using the instrument if it does not get started properly and refer to Chap 11 Troubleshooting P 157 in this instruction manual If this is not the first time starting the inst
30. internal memory to an SD card the displayed time means when the data were transferred The scroll bar is displayed when the list of the recorded data exceeds the display area SETUP DO ri Data location IE Format the SD UE JSU A Oe sr Scroll bar 50137 03 07 2014 08 37 4 EE 0000 05 01 2014 11 16 2 50001 05 01 2014 11 17 71 50005 05 01 2014 11 41 5 50002 46 01 2014 16 42 1 E PS 50029 BMP 06 01 2014 16 35 2 E PS 50030 BMP 06 01 2014 16 35 35 E PS 50031 BMP 06 01 2014 16 36 2 E PS 50032 BMP 06 01 2014 16 36 4 A confirmation message will appear gt E Select Yes or No gt Format Format A confirmation message will appear when pressing the Format Key Select Yes to start format Internal SD card Pressing the Key can switch between Internal memory and SD Card and the corresponding icon will be displayed in the upper left of the screen S pace Storage media information can be checked with the Key Press the Key to close the information window Please refer to Space P 84 for further details BACK To return to the Saved data screen press the Key KEW6315 86 Type of the saved data KEW6315 Type of the saved data Q Data file handling The file name will be assigned automatically File no is kept and saved even after powering off the instrument until the system is reset The file number will increase until i
31. is enabled Otherwise events will not be detected properly 0 100 against the nominal voltage 10 Default setting is highlighted in gray M Move the blue highlight to INT gt Show the value entry window gt Al A pop up appears and shows the effective range Set the percentages against the nominal voltage Example of Dip Int detection The details are described in Displaying recorded events P 116 rms value 2 rms value 4 rms value 6 rms value 8 rms value 1 rms value 3 rms value 5 rms value 7 rms value 9 me neo Hysteresis Threshold gt 5 sl ds KEW6315 68 Filter setting for Flicker measurement KEW6315 Filter setting for Flicker measurement Transient 600 Vpeak SWELL 110 220 0 V DIP 90 180 0 V OFF ACE pace Filter 230V Lapacitance Calculation 1 000 Filter coefficient Set a proper filter coefficient according to the nominal voltage for accurate flicker measurements Select the values of nominal voltage nominal frequency and filter coefficient values appropriate to the actual measured object If possible harmonize the filter coefficient and the nominal voltage 230V 220V 120V 100V Default setting is highlighted in gray A ty Move the blue highlight to Filter gt Show the pull down menu gt J Select proper Filter coefficient gt Confirm Cancel 69 KEW6315 KEW6315 Target power fact
32. oS M E Ich ch 3ch AAA EEC 2D 00100 2 00m O ah D gO fe ds LA 20 30 40 50 CI 7 List Linear Zoom W A P LOG Full M A P m F LA Po ub 1 1 2 UN UO Es MJ UN CORI LA O O Co E E E E lt i h Al 400 GD Lal ho Se Es LO LN GD a gt pJ E A ON Oi b i 9 1 00 s Eh UN Ls 1H Pd a lt oP 300 J ON ou Sn LO J 60 LA ES LA J Go J on 69 un il tod l h s a 69 10 00 y 0h UN Le NN J a SUN WA SS I IN oo O de d d al ll al ces ll ce eels md A rd d ll d dl o dl a d 4 AD LO O woo 00 a ooo E LO UN DO LO ES A d h a ee ee M 3 LO LO LO LO LO LO LO LO LO LO E a E VU Shh oo ES A E LA N ok ii li il v Graph F F MA MA A MA ee 15 4 11 11 356 1k Woh oF oo k O O UN Be On LA LO e un 210250550 gt wWnDo 00 Pa m 2e NN 1 h O O A e OO eof 2 SSA Sin a a a E Pi I Ad Ge A eau 00 4 0 Un Es LA FS 2 05 10 00 l Ch Un da LA A p AA SS E 5 3 5 0 0 8 0 2 2 6 0 0 0 0 0 0 0 6 0 0 md md m Graph e Graph Rat 25 KEW6315 KEW6315 Power qualit Power quality Switching displayed items Event Flicker QUALITY Me Se ay QUALITY O are ALL events Occurrence Pct Calc 101 0 V 2013 07 18 10 45 43 sf MAUI PG AE 50 4 V 2013 07 18 10 45 43 136 230 0 230 4 230
33. settings and Data loadin KEW6315 Read qual Read the Setting data from the Ey SD card or from the EE internal memory Data are not listed in time sequence The recorded date and time are displayed to the right of file name As for the data which are previously transferred from the internal memory to an SD card the displayed time means when the data were transferred The scroll bar is displayed when the list of the recorded data exceeds the display area SETUP O eras Data location B Jielect a setting data to be read ig SUPSODOO PRE 05 01 2014 08 21 5 Scroll bar i SUPSO005 PRE 06 01 2014 16 44 ic SUPSOO06 PRE 06 01 2014 16 44 E SUPSOBO 66 01 2014 Check poo SUPSO008 PRE 06 01 2014 16 SUF50009 FRE 86 01 2014 16 is SUPSOO10 PRE 06 01 2014 16 i SUPS 611 PRE 66 01 2014 16 ig SUPSO012 PRE 06 01 2014 16 44 ic SUPSOO15 PRE 06 01 2014 16 45 80 Internal poo 3 4 3 44 73 4 4 4 4 4 5 4 5 4 5 2 J Select the data you want to transfer gt Confirm gt A confirmation message will appear gt E Select Yes or No gt Confirm The scroll bar is displayed when the list of the recorded data exceeds the display area A check mark M will be put in the checkbox for the selected data Read Press the Transfer Key and select Yes on the confirmation message to transfer the selected data Internal
34. time than the demand measurement cycle The preset recording interval may be changed automatically according to the selected demand measurement cycle Please refer to Settings of demand measurement P 59 in this manual 1 sec 2 sec 5 sec 10 sec 15 sec 20 sec 30 sec 1 min 2 min 5 min 10 min 15 min 20 min 30 min 1 hour 2 hours 150 180 cycles approx 3 sec Default setting is highlighted in gray The intervals 150 180 cycles approx 3 sec are the ones defined in IEC61000 4 30 Data will be collected in 150 cycles at 50Hz nominal frequency and in 180 cycles at 60Hz nominal frequency A J Move the blue highlight to Interval gt Show the list of the intervals gt ap WW Select a desired interval gt Confirm Cancel KEW6315 74 d Recording method KEW631 Sta rt Select the method to start recording Manual Constant rec Time period rec Default setting is highlighted in gray 2 ty Move the blue highlight to Start gt Show the pull down menu gt J Select a desired recording start method gt Confirm E Cancel Manual START Start stop the recording with Key Constant recording 5 Measured data will be recorded continuously at the preset interval during the specified start stop time and date Please refer to 8 9 Setting for recording method P 45 e Start time and date Day Month Year Ho
35. to100 00 Wiring 3P3W 3P4W Equation Ay T Ay Ay 43 42 43 The 1st order components of harmonic current are used For 3P4W system phase voltages are converted to line voltages for calculation A12 A1 A2 A23 A2 A3 A31 A3 A1 Capacitance calculation Displayed digit 4 digit Unit nF uF mF kvar Display range 0 000nF 9999F 0 000kvar 9999kvar Equation I AAA fx V PF War C Target Co Capacitance needs for improvement P Load power active power kW f Frequency Ve R m s voltage Measured PF New power factor target Measurement channel O C1 C2 C3 Ca Csum C1 C2 C3 Cs ee C1 C2 Csum1 C1 C2 to Csum Csumit Csum2 ARAS OOO Cue Ci OCs 139 KEW6315 K EW6315 Items measured at Integration measuremen Items measured at Integration measurement Power consumption if P gt 0 Active power energy WP Wh Displayed digit 6 digit Unit m k M G T harmonized with WS Display area 0 00000mWh 9999 99TWh harmonized with WS OL is displayed when the display area is exceeded Equation h integration period 3600 sec c Measurment channel i Data point no 1P3W 3P3W 1 to 2 3SP3W3A 3P4W WP WP2 WP3 WPsum Apparent power energy WS VAh Displayed digit 6 digit Unit m k M G T harmonized with WS Display area 0 00000mVAh 9999 99TVAh harmonized with WS OL is displayed when the display area is exce
36. value is displayed Percentage of the predicted value against the target value Predicted value Target value _ S displayed Time left k Target value When the predicted value exceeds the target value during demand measure ments the warning buzzer sounds at the inspection cycles Predicted value Present demand value Meas cycle Inspection Inspection Inspection cycle cycle cycle t Save point 103 KEW6315 KEW631 5 K EW6315 Demand change Demand change W Wh 0 a 2013 12 20 03 10 38 166 8kW Cursor Scroll bar A 12 28 15 10 Press the lt D Key to move the cursor and to scroll the graph to right and left The white bar shows the percentage of hidden pages and the dark orange bar shows the percentage of the present displayed page Items displayed on the LCD Measured demand Demand value is displayed with recorded date amp time info where the cursor is Recorded date located Max measured demand Target value 10 Dkw Displayed on measure ment screen C Latest demand value Demand value 12720 15 10 15 18 Start of demand End of demand Rec start date and time Most recent rec start date and time Start of demand Rec start date and time is displayed when the graph exceeds the display area KEW6315 104 6 4 Vector KEW6315 6 4 Vector Press the Key e g 3P4W Vector display
37. within the selected interval If the selected interval is 1 sec Inst Avg Max and Min values will be the same since the display update is also 1 sec Gl Move the blue highlight to a Type of value in any column gt Show the pull down menu gt Select a desirable type gt Confirm cancel List display Press the List key to display all the values on the list 4 Split 8 Split Press the 4 Split 8 Split key to expand and display 4 or 8 items on one screen Displaying Trend graph In the following example active powers per ch for 1P3W 2 Single phase 3 wire 2 system are displayed on the graph Inst value on 1ch of system 1 Inst value on 2ch of system 1 Inst value on 1ch of system 2 Inst value on 2ch of system 2 Lines are colored per ch Elapsed time Changes of each measured values can be displayed on the graph 97 KEW6315 KEW6315 Displaying Trend graph The following example shows 1P3W 2 Single phase 3 wire 2 system ee 1656267 Change the items displayed on Trend graph A Press the ty key and change the items displayed on the trend graph ZICH Press the 2 CH key to switch the graphs one is to display the sum and total values per system and another is to display the values per ch The selection of 2 or CH will be effective for all the trend graphs When 2 is selected while A rms current values is selected for 3P4
38. 0 Default value is highlighted in gray 2 J Move the blue highlight to VT Ratio gt Show the value entry window gt A A pop up appears and shows the effective range e Set the VT Ratio gt Confirm Es Cancel 53 KEW6315 KEW6315 VT CT VT CT This setting belongs to Current measurement setting ZN DANGER e With attention to the measurement category to which the object under test belongs do not make measurements on a circuit in which the electrical potential exceeds the following values 300V AC for CAT IV 600V AC for CAT III 1000V AC for CAT II e Connect the Power cord to an outlet Never connect it to the outlet of AC240V or higher e This instrument must be used on the secondary side of VT transformer and CT current transformer e Do not open circuit the secondary side of the supplementary CT while it is energized because of the high voltage generated at the secondary side terminals AN CAUTION e When a VT or CT is used the measurement accuracy is not guaranteed due to several factors namely phase characteristics and VT CT accuracies The use of supplementary VT CT s may be required if the voltage current values of the circuit under test fall outside the instrument measuring range In this case the value at the primary side of circuit can be obtained directly by measuring the secondary side with appropriate an VT or CT installed in the line under test as follows lt E
39. 0 3 3 3 4 4 5 5 A confirmation message will appear gt E gt Select Yes or No gt Data will be saved the internal memory Internal SD card will be displayed in the upper left of the screen 89 Press the Key and select Yes on the confirmation message to save the data on the SD card or in Pressing the Key can switch between Internal memory and SD Card and the corresponding icon KEW6315 KEW6315 KEW6315 settings and Data loadin S pace Storage media information can be checked with the Key Press the Key to close the information window Please refer to Space P 84 for further details BACK To return to the Saved data screen press the Key The following settings for KEW6315 can be saved Basic setting Measurement setting Setting item Setting item Wiring Measurement cycle Voltage range Demand Inspection cycle VT ratio Nominal voltage Target THD total harmonic distortion calc Harmonics Allowable range MAX HOLD Threshold for Hysteresis Clamp Current range CT ratio DC range Other settings Setting item Date format Power Threshold for Swell quality Capacitance l Target PF calculation KEW6315 setting Recording setting tem Interval Recording method REC Start Constant meas REC End Rec period Start End Time period Start End KEW6315 90 K EW6315
40. 0 WQc 11 286 Active Apparent Reactive DEMAND Power used in the certain period is displayed as integral power consumption Integral power consumption is used to calculate electricity tariffs or to control the power consumption Symbols displayed on the screen Active consumption Reactive lagging Apparent consumption WP power WQ power WS _ power energy regenerating energy leading energy regenerating KEW6315 100 6 2 Integration value Wh KEW6315 e g 1P3W 2 Single phase Three wire 2 system W Wh D e 96 01 2014 Elapsed time 00000 00 05 WP 249 887 uP 0 000 WS 250 837 Active Apparent WS 0 000 WQi 0 000 Reactive WQc 11 286 Change the displayed systems Press the Key to switch the displayed systems Please refer to Setting of wiring system P 49 in this manual Change the displayed chs 2 Press the ty Key to switch the displayed channels Please refer to Setting of wiring system on P 49 in this manual Demand Press the Demand Key to display the screen for demand value Please refer to 6 3 Demand P 102 in this manual 101 KEW6315 KEW6315 6 3 Demand 6 3 Demand W Wh Press the Key gt Display the screen for demand value ty Change the screens to display the demand measurement results in various forms Showing the measured values 2
41. 0 0 Equation c Meas ch THDAR1 THDAR 2 THDAR3 THDAR4 THDAR c A Harmonics current k Harmonics of each order Harmonics voltage phase angle Vk deg 4 digit 0 0 to 180 0 ea Vckr c Measurement channel OVck tan Ve V Harmonics voltage k Harmonics of each order r Real number after FFT conversion i Imaginary number after FFT conversion 8V1 k OV1k OV2k 0V12k 9V32k Line voltages are used 0V12k 9V23k 0V31k Line voltages are used 147 KEW6315 KEW6315 Items measured at Harmonics measurement Total harmonics current phase angle BAk deg Displayed digit Display range OA ck tan Equation A c Measurement channel 0A OA2k OA3k OA4k Aek A Harmonics current k Harmonics of each order r Real number after FFT conversion i Imaginary number after FFT conversion Harmonics voltage current phase angle difference 9k deg Displayed digit Display range Equation Oek QAck OVck c Measurement channel k Harmonics of each order 1P2W 1 to 4 i Osumk Oik Ox O3x Oax Osumk tan 4 sumk 1P3W 3P3W 1 sum 1k to 2 O1x Ox Osum 1k tan i pe Psum1k 3P3W3A 3P4W 1 KEW6315 148 t e ms measured at Power quality measurement KEW631 ltems measured at Power quality measurement Voltage transient input range Approx 1 67MQ Vi V2 Va Voltage swell Dip INT Same as r m s voltage Displayed digit Same as r m s voltage
42. 0030 BMP 06 01 2014 16 35 3 E PS 50031 BMP 66 01 2014 16 36 2 ll PS 50032 BMP 06 01 2014 16 36 4 El PS 50033 BMP tt im J Move the blue highlight to the data you want to delete gt Confirm gt A confirmation message will appear gt lt D Select Yes or No gt Delete the data 19 hl A check mark will be put in the checkbox for the selected data Multiple data can be selected at once Delete Press the Key and select Yes on the confirmation message to delete the data Internal SD card Pressing the Key can switch between Internal memory and SD Card and the corresponding icon will be displayed in the upper left of the screen Checked boxes will be cleared if the screens are switched before deleting the data TO BRR EW KEW6315 To delete transfer or format the recorded data Space Storage media information can be checked with the Key Press the Key to close the information window SETUP a ETTAN SET UP BS SD card Capacity 5 Internal memory Capacity CHE total an i 3 CHE Total size a 344 E Free size 1 86 GB E Free size Possible recording time E Possible recording time Power only 48D 2H r Power only 56M 355 Harmonics 8D 9H Harmonics gM 505 Max number of sawed data Measurement data 0 3 Settings Print screen 6 8 ENTER CLOSE ENTER CLOSE Displayed items Total memory capacity Capacity Capacity of free space
43. 2 J Move the blue highlight to Transient gt Show the value entry window gt A A pop up appears and show the effective range NM Set the voltage value gt Confirm E Cancel Example of Transient detection The details are described in Displaying recorded events P 116 lt Threshold value voltage value Voltage waveform KEW6315 66 Threshold setting for Power quality Event KEW6315 SWELL Instantaneous voltage rise Set the threshold value rms voltage in one cycle for swell in percentage of the nominal voltage The following selection range varies depending on the selected VT ratio The preset hysteresis has an effect on this threshold value 100 200 against the nominal voltage 110 Default setting is highlighted in gray M Move the blue highlight to SWELL ena Show the value entry window gt Al A pop up appears and show the effective range ty Set the percentages against the nominal voltage Inrush Current Instantaneous current rise Set the threshold value rms current in one cycle for inrush current in percentage of the max value of the Current range The following selection range varies depending on the selected CT ratio The preset hysteresis has an effect on this threshold value 0 110 against the nominal voltage 100 Default setting is highlighted in gray A ly Move the blue highlight to InrushCurrent g
44. 2 Pst 1min 3 Pst3 Pits 151 KEW6315 KEW6315 10 4 Specification of Clamp sensor 10 4 Specification of Clamp sensor lt MODEL8128 gt lt MODEL8127 gt lt MODEL8126 gt Raledoutent AC 5Arms AC 100Arms AC 200Arms Max AC50Arms 70 7Apeak 141Apeak 283Apeak 0 50mV AC 50mV AC 5A ACO 500mV ACO 500mV Max AC 500mV AC50A 10mV A AC500MV AC100A 5mV A AC 500mV AC200A 2 5mV A ACO 50Arms ACO 100Arms ACO 200Arms Accuracy 0 5 rdg 0 1mV 50 60Hz sine wave input 1 0 rdg 0 2mV 40Hz 1kHz Output voltage Phase within 2 0 within 2 0 within 1 0 characteristics 0 5 50A 45 65Hz 1 1004 45 65Hz 2 2004 45 65Hz Temp amp humidity range guaranteed 23 5 C relative humidity 85 or less no condensation accuracy ela 0 50 C relative humidity 85 or less no condensation ea 20 to 60 C relative humidity 85 or less no condensation Allowable input AC50Arms 50 60Hz AC100Arms 50 60Hz AC200Arms 50 60HZ Output impedance Approx 200 Approx 100 Approx 50 In door use altitude 2000m or less Applicable IEC 61010 1 IEC 61010 2 032 IEC 61010 1 IEC 61010 2 032 das Meas CAT III 300V Pollution degree 2 Meas CAT III 600V IEC61326 Pollution degree 2 IEC61326 AC3540V 5 sec AC5350V 5 sec Withstand voltage Between Jaws Enclosure Between Jaws Enclosure Enclosure Output terminal and Enclosure Output terminal and Jaws Output terminal Jaws
45. 22 Displaying changes of P t Chap 7 Other functions KEW6315 Chap 7 Other functions Data hold Display update can be disabled by pressing the DATA HOLD Key The Bii icon will appear while display update is disabled The icon will disappear and display update will be enabled by pressing the DATA HOLD Key again Switching screens is possible moreover measured values and event information are continuously recorded even while the Data hold function is activated Key lock Pressing the DATA HOLD Key 2 sec or more disables all Keys except for LCD key and A icon appears Another long press 2 sec or more is required to restore the disabled Keys Turning off the Backlight Press the LCD Key to turn off the backlight Pressing any keys except for the Power key turns on the backlight again Backlight Auto off While KEW6315 is connected to an AC power source The LCD backlight is turned off automatically 5 min after the last key operation Press any key except for the Power key to turn on the light again To disable the Backlight auto off function select Disable auto off on the setup menu While KEW6315 operates with battery The brightness will be cut by half The backlight will be automatically turned off 2min after it is turned on Press any key except for the Power Key to turn on the backlight again The backlight does not on continuously while the instrument is ope
46. 2dgt 40 00Hz 70 00Hz V1 Range 10 110 sine wave R M S Voltage V Vrms Displayed digit 4 digit sual input 1 120 of Range rms and 200 of Range peak Display range 0 15 130 of Range 0 is displayed at less than 0 15 Crest factor Complied with IEC61000 4 30 Accuracy Assuming that measuring 40 70Hz sine wave at 600V Range 10 150 against 100V or more of nominal V Nominal V 0 5 Out of above range and at 1000V Range 0 2 rdgt 0 2 f s Input impedance approx 1 67MQ Equation i sampling point n number of sampled values at 10 or 12 cycle c Measurement channel 50Hz 8192 points in 10 waveforms 60Hz 8192 points in 12 waveforms SP3W 1 to 2 Line voltage V12 V23 V31 v V23 2 V12 2 2xV23xV12xc0s0V lt OV relative angles of V12 V23 3P3W3A Line voltage V12 V23 V31 3P4W Phase voltage V1 V2 V3 Line voltage V12 Y V1 2 V2 2 2xV1xV2xcos V1 V23 o V2 2 V3 2 2xV2xV3xcos0V2 V31 V V3 2 V122 2xV3xV1xcos0V3 V1 relative angles of V1 V2 8V2 relative angles of V2 V3 0V1 relative angles of V3 V1 KEW6315 134 Items measured at Instantaneous measurement KEW6315 R M S Current A Arms MODEL8128 5000m 50 00A AUTO MODEL8127 10 00 100 0A AUTO MODEL8126 20 00 200 0A AUTO MODEL8125 50 00 500 0A AUTO MODEL8124 30 100 0 1000A AUTO MODEL8141 8142 8143 500 0mA MODEL8146 8147 8148 1000m 10 00A AUTO MODEL8129 300 0 1000 3000A 4 digit Effective in
47. A Type 68mm M 8143 e Storage Store the items as shown below after use e In case any of the items listed above are found to be damaged or missing or if the printing is unclear please contact your local KYORITSU distributor KEW6315 KEW6315 Safety warnings Safety warnings This instrument has been designed manufactured and tested according to IEC 61010 1 Safety requirements for Electronic Measuring apparatus and delivered in the best condition after passing quality control tests This instruction manual contains warnings and safety procedures which have to be observed by the user to ensure safe operation of the instrument and to maintain it in safe condition Therefore read through these operating instructions before starting to use the instrument ZN WARNING For about Instruction manual e Read through and understand the instructions contained in this manual before using the instrument e Keep the manual at hand to enable quick reference whenever necessary e The instrument is to be used only in its intended applications O O Understand and follow all the safety instructions contained in the manual Read the enclosed Quick manual after reading this instruction manual e As to the Clamp sensor use refer to the instruction manual supplied with the sensor It is essential that the above instructions are adhered to Failure to follow the above instructions may cause inju
48. Chap Other functions Sesh IU cal a areata mab UN ns cara sata inet anata esa we rata RG wm NN deer aa 123 Chap 8 Device connection Teer eee AA eh ee oe ee a ee en ore een a are amen arora aera ira A eee are 125 8 1 Data transfer to PC a a ee ee Ads 125 8 2 Using Biuetooth funciona nata coi o e 126 8 3 Signal control A A a o a Ee Do ad 126 0 Connection to input output terminals A ae 126 8 4 Getting power from measured lines A a A A O e a E AA td 128 Chap 9 PC software for setting and data analysis 0tetetererererererrerererenenonos 129 Chap 10 Specification NN ta aa EA 130 10 1 Safety requirements ee ee a ne ae ee A A A Cee rere ee ere 130 10 2 General specification a Sa eae o a a o AU ce Ce a o e 130 10 3 Measurement specification a a o le ia at el 133 Measured items and the number of analysis points srrtm 133 o ltems measured at Instantaneous measurement tr tt ttt 134 Items to be calculated epee ee E A ee EE A A A E E are A A E E ee ee 137 Items measured at Integration measurement iiieesserererrrrerererereen 140 o items measured at Demand measurement sss ster 143 o items measured at Harmonics measurement sss srt 144 Items measured at Power quality measurements steerer 149 10 4 Specification of Clamp Sensor e ererrrteterencnnononononananananannanananannnnnnss 152 Chap 11 Troubleshooting NA 157 11 q General troubleshooting E EA tay A EE AR AA 157 11 2 Error messages and actions adds 158 KEW6315 4
49. DIN 6PIN Approx 150g Approx 240g Approx 510g KEW6315 Instruction manual Cable marker 7146 Banana 4 Adjuster plug 7185 Extension cable 156 11 1 General troubleshooting KEW6315 11 Troubleshooting 11 1 General troubleshooting When defect or breakdown of the instrument is suspected check the following points first If your problem is not listed in this section contact your local Kyoritsu distributor Symptom Instrument cannot be powered on When operating with an AC power supply Nothing is displayed on the LCD e Power cord is connected firmly and properly e No break in the Power cord e Supply voltage is within the allowable range When operating with batteries e Batteries are installed with observing correct polarity e Size AA Ni HM batteries are full charged e Size AA Alkaline batteries are not exhausted If the problem not solved yet e Disconnect the power cord from an AC power source and then remove all the batteries from the instrument Insert the batteries again and connect the power cord to an AC power source Power on the instrument If the instrument still does not turn on instrument failure may be suspected Any key doesn t work e Key lock function is inactivated e Check the effective Keys on each Range Readings are not stable or e Frequency at voltage ch1 is within the guaranteed accuracy Inaccurate range lt should be between 40 and 70Hz e Voltage test leads and clamp s
50. Estimated possible recording time if the parameters to be Power only o Possible recording recorded are limited to power related ones only time Estimated possible recording time if the parameters to be Power Harmonics l recorded are power related ones and harmonics Max number of Number of measurement data files saved in the memory Measurement data l saved data Max number of files 3 Internal memory Settings Number of KEW6315 setting and print screen data files only Print screen Max number of files 8 BACK To return to the Saved data screen press the Key KEW6315 84 To delete transfer or format the recorded data KEW6315 Transfer data Select the data you want to transfer from the W internal memory to the SD card EJ Data files which can be transferred are Measurement data E Print screen Setting data Data are not listed in time sequence The recorded date and time are displayed to the right of file name As for the data which are previously transferred from the internal memory to an SD card the displayed time means when the data were transferred The scroll bar is displayed when the list of the recorded data exceeds the display area SETUP De sie Data location ielect data you want to transfer O M0004 05 01 2014 11 40 5 Scroll bar M0003 05 01 2014 11 40 5 M0002 05 01 2014 11 40 1 E PS ME 40 06 01 2014 16 45 86 Aa PS MEB26 BMP
51. Event P 65 Priority order Transient gt INT gt Dip gt Swell gt Inrush current Output format Open collector output Max input 30V 50mA 200mW Output voltage Hi 4 to 5V Lo 0to 1V 127 KEW6315 5 KEW6315 8 4 Getting power from measured lines 8 4 Getting power from measured lines If it is difficult to get power from an outlet KEW6315 operates with power from the measured line by using Power supply adapter MODEL8312 and voltage test leads AN DANGER e When the instrument and the test lead are combined and used together whichever lower category either of them belongs to will be applied Confirm that the measured voltage rating of the test lead is not exceeded e Do not connect a Voltage test lead unless required for measuring the desired parameters e Connect Voltage test leads to the instrument first and only then connect them to the measured line e Never disconnect the voltage test leads from the connectors of the instrument during a measurement while the instrument is energized e Connect to the downstream side of a circuit breaker since a current capacity at the upstream side is large VAN WARNING e Power off the instrument before connecting the adapter and test leads e Connect Voltage test lead to the instrument first It should be firmly connected e Never attempt to make measurement if any abnormal conditions are noted such as a broken cover and exposed metal parts
52. Instruction Manual Power Quality Analyzer KEW6315 KYORITSU ELECTRICAL J INSTRUMENTS WORKS LTD Contents KEW6315 Contents a AS A EA Eaa a A Ny A E A a a ads 1 Unpacking Procedure eeseeemerererennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnncnnnnnnnnnos 5 Safety Warnings tttrrrrrrcccnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnenannnss 8 Chap 1 Instrument OVervieW ctr cnn 11 1 1 Functional overview T E E E N E E E ee ee eee ee 11 1 2 Features A A A NA A ee hae eee hae eee a 13 13 Constructional drawing A O Raat esata Nes uae tds Rela ee le alae as ae te a a 14 1 4 Steps for Measurement eerrrrrrcccccnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnononononnnncnannnnss 15 Chap 2 Instrument layout a a okay eae aoa wale te 16 2 1 Display LCD Keys A AE COTA danas oe eae he 16 DD OGG Oats oi ns eee cee hana eee 17 2 3 Side face A aa 18 2 4 Voltage test lead and Clamp Sensor estererterccrencononannnnnonnnannnonnnnnnnnnes 19 Chap 3 Basic operations aaa 20 3 1 Key Operation rrrrrrccccnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnmnnnnnnnnnes 20 SO common teil Cnet ree ad 24 3 3 Symbols on the LCD crre ttc t tte eee eee ae eeeeeee nese neneneeenes 22 3 4 Backlight and Contrast Adjustment e ertererecrenennonononnononanannnnnenannanes 22 3 5 ScCreenS cer 23 e Inst Integration Demand ss 23 Vector sid mc Wt De o A A ek A abd aca A hla bmi at i 24 O Waveform ccc E 24 Harmonic Analysis AAA E
53. J Move the blue highlight to Meas W Wh DEM Target 100 3 0 DEM Guess 1 79 3 9 DEM Present 1 499 DEM Max 0 4099 The demand is the average powers recorded over a certain period When the estimated value exceeds the target value during demand measurements the warning buzzer sounds at the inspection cycles Items displayed on the LCD Remaining time l l l Demand interval is counted down time left DEM Target Demand target value Predicted demand value average power when preset demand interval elapses under present load DEM Guess Present Present _ Value x interval Elapsed time elapses Demand value average power within a demand interval Integration and calculations are done as time DEM Present WP x 1 hour Integration and calculations are done Interval as time elapses DEM Max Max demand recorded during a measuring period is displayed Displayed value will be Recorded date refreshed if any higher demand is detected Instantaneous value W Press the W Key to show instantaneous values on the screen Please refer to 6 1 Instantaneous value W P 92 in this manual for further details KEW6315 102 S hifts in specific period Shifts in specific period Items displayed on the LCD Remaining time l l l Demand interval is counted down time left Percentage of the present value against the target value DEM P Present value Target
54. V The circuit from the service drop to the service entrance and to the power meter and primary overcurrent protection device distribution panel Incoming wire o o Interior wiring O Device which is CAT IV not directly connected to the mains power supply Socket KEW6315 8 Safety warnings KEW6315 AN DANGER e The instrument is to be used only in its intended applications or conditions Otherwise safety functions equipped with the instrument will not work and instrument damage or serious personal injury may occur Verify proper operation on a known source before taking action as a result of the indication of the instrument e With attention to the measurement category to which the object under test belongs do not make measurements on a circuit in which the electrical potential exceeds the following values 300V AC for CAT IV 600V AC for CAT III 1000V AC for CAT II e Do not attempt to make measurement in the presence of flammable gasses Otherwise the use of the instrument may cause sparking which can lead to an explosion e Never attempt to use the instrument if its surface or your hand is wet Measurement e Do not exceed the maximum allowable input of any measuring range e Never open the Battery compartment cover during a measurement Battery e Do not try to replace batteries during a measurement e Brand and type of the batteries to be used should be harmonized Power cord e Connect the Power cord
55. W An neutral current values will be displayed on the trend graph List display Press the List to show all the values on a list KEW6315 98 Changing displayed items and display position KEW6315 Changing displayed items and display position Present displayed items After the change VL A p Q 5 PF p Q 5 PF DC m The displayed items can be changed to any desired ones 2 WW Move the blue highlight to the item you want to change gt Show the pull down menu A gt Select a desired item gt Confirm Cancel gt E Select OK Cancel Confirm so Cancel When opening the Change the items window presently displayed items are displayed in two rows The presently displayed items are displayed on the left and the items to be displayed after the change are displayed in blue on the right Displayed positions are basically separated into two large categories one is for voltage current and another is for power capacitance calc For the details about the symbols displayed on the screen please refer to List display of the measured values P 93 99 KEW6315 KEW6315 6 2 Integration value Wh 6 2 Integration value Wh W Wh Press the Key gt Display the screen for Wh Integration value e g 1P3W 2 Single phase Three wire 2 system ym a WP 249 887 wh WP WS 250 837 A Total amount WS 0 000 MERA Asum per system Wi 0 00
56. adjustment Press the AMAS Key and exit from the adjustment mode Press the ES8 or KAD Key again to cancel the adjustment and exit from the adjustment mode Brightness adjustment Backlight brightness can be changed by 11 levels Contrast adjustment Contrast can be changed by 11 levels KEW6315 22 Inst Integration Demand KEW631 3 5 Screens Inst Integration Demand Switching screens Press ne E key to toggle the screens W Inst value Wh Integration value Demand W Wh m a 2913 96 05 W Wh O wwh O 596 7 445 6 499 1 v Kpd LU A Time teft 00 30 00 49 x 3 29 78 17 68 6 78 w cti uP 0 00000 DEM Target 100 0 20 03 10 65 20 39 WP 0 00000 29 48 0585 26 TE e WS 0 00000 DEM Guess 0 000 WS 0 00000 van MM DEM Present 0 000 WQi 0 0000 van gt lt WQc 00008 varh 3ch V A P Q 5 PF P Q 5 PF DC1 Trend Customize ar 2913 96 95 Customize Select and change the items to be displayed ss SQaueawoeo e RK LOADS he 234 09 1 f 59 99 Wz Avg Max Min mes mv DC2 0 mv in Wh Zoom Trend Customize 00 LN Co Es 00 Change the items VL v gt ALA PIW gt Q var e 5 VA gt PF _ We Gocunw VL V ALA PTW Q var SIVA PF _ ALA z Son sewiu uw UNI T ze Auvo iT e OK AZvom Ino Apaor Joor e Om DC2 Trend Changes of measured values are disp
57. ance calculation W screen Displays of V and VL can be customized when 3P4W is selected 2 screen An is displayed only when 3P4W is selected 3 W screen Displays of PA and C can be customized with the customize Key Line voltages are converted into phase voltages to determine currents and phase angles for PA of 3P3W3A e g Instantaneous values measured under 1P3W 2 2 systems W Wh D a da ECE FEON ERA 200 0 200 1 199 7 v 450 1 448 6 238 4 f 50 00 m 2 5 kvar 240 0 va Ad 0 993 A E m E m Eno Ivo gt Lo LL Lo l pa LL Lo Pd PI Customize 93 KEW6315 KEW6315 List display of the measured values Switching the displayed systems Press the lt D key and switch the displayed systems Items displayed in a screen depend on the selected wiring configuration and the number of systems The dotted lines represent the space of each display area 1P2W 1 to 4 Single phase 2 wire 1 4 systems 1 system gt 2 system gt 3 system lt gt 4 system Measured values on Measured values on Measured Measured values on values on 1ch 1ch V1 A1 V1 A2 1ch V1 A3 1ch V1 A4 Total values 1P3W 1 2 Single phase 3 wire 1 or 2 systems Measured Measured values on values on 1ch 2ch V1 A1 V2 A2 Measured Measured values on values on 1ch 2ch V1 A3 V2 A4 Sum of Sum of 1ch and 1ch
58. arameters Basically the Key ag is used for selecting an item the AMAR Key is for confirming the selection and the Key so is for canceling the alternation Taking the procedures in Quick Start Guide as an example Key operations are explained as follows O a Guide Start recording Quick start guide Start now ESC CANCEL ENTER 0K Guide DO 150 5elect the wiring system to be tested Ei See SPS 1P2w J _1P30 2 3P3W 2 1P2w SEM 1P2W 4 _23P4H ESC BACK ENTER 0K Guide O ni Set a recording period 2013 07 12 12 00 REC Period I LUIGS UIP St Ls New REC Time ENTER OK CAUTION Press the Key to move the IEEE showing the item is being selected over the items in blue letters In the screen to the left is the Recording start screen Press the Key and move the blue highlight on the desirable recording method and press the Key to confirm the selection To quit the start guide press the Key If the display of the selectable items is similar to the one shown to the left then the up down right and left Keys can be used Use the Keys to select the proper wiring system and press the Key to confirm the selection To return to the previous screen and cancel the changes press the Key To alter the numbers such as Date Time move the blue highlight over digits with the right and left Keys and alter the number with the up and down Keys In the
59. ass S and can measure frequency and r m s voltage with high accuracy and also can analyze harmonics Moreover it can measure swell dip interruption transient inrush current and flicker gapless all at once T ower measurement KEW6315 measures active reactive apparent power electrical energy power factor r m s current phase angle and neutral current simultaneously iring configuration KEW6315 supports Single phase 2 wire 4 system Single phase 3 wire 2 system Three phase 3 wire 2 system and Three phase 4 wire J emand measurement Electricity consumption can be easily monitored so as not to exceed the target maximum demand values Voltage and current can be displayed by waveform or vector Saving data KEW6315 is endowed with a logging function with the preset recording interval Data can be saved by manual operation or by specifying date amp time Screen data can be saved by using the Print Screen function KEW6315 operates either with AC power supply or with batteries Size AA alkaline dry cell batteries and size AA Ni MH rechargeable batteries can both be used To charge size AA Ni MH rechargeable batteries use the charger which is manufactured by the same company as the batteries In the event of power interruption while operating with AC power supply power to the instrument is automatically restored by the batteries in the instrument U a TER EEN TFT color display with large screen ight amp com
60. ated Power factor PF Display range 1 000 to 0 000 to 1 000 1dgt against each calculated value for sum 3dgt Sign Equation leading phase no sign lagging phase Harmonics reactive power is calculated per ch and the polarity sign of the reversed basic waveform is displayed A a PF SIgn Se sign Polarity mark c Measurement channel 1P2W 1 to 4 PF PF2 PF3 PF4 PFsum 1P3W 3P3W 1 to 2 3P3W3A 3P4W PF PF2 PFsum1 PF PF2 PF3 PFsum Neutral current An A only when the wiring configuration is 3P4W Range Same as r m s current Displayed digit Same as r m s current Display area Same as r m s current Equation Al 42cos 92 01 43cos 03 01 y A2sin 62 A1 43sin 03 01 f 01 2 3 represent the phase differences between V1 and A1 2 and 3 respectively Voltage unbalance ratio Uunb Displayed digit S digt Display range 0 00 to 100 00 o CAE AA Meas system Complied with IEC61000 4 30 S Accuracy Equation KEW6315 0 3 at 50 60Hz sine wave between 0 to 5 according to IEC61000 4 30 1 6 6 1 3 68 vavan VaN v2 The 1st order components of harmonic voltage are used xl00 f For 3P4W system phase voltages are converted to line voltages for calculation Vi2 V1 Va V23 V2 V3 V31 V3 V1 138 Items to be calculated KEW6315 Current unbalance ratio Aunb Displayed digit 5 digit Display range 0 00
61. be set for 4ch The rated current and the max conductor size are displayed in a pop up while opening the list of sensor model names Selection 8128 5 50A AUTO 8127 10 100A AUTO 8126 20 200A AUTO Clamp sensors for power measurement 8125 50 500A AUTO 8124 8130 100 1000A AUTO 8129 300 1000 3000A 8141 8142 500mA AUTO 8143 Clamp sensors for leakage current measurement 8146 8147 1 10A AUTO 8148 Default setting is highlighted in gray Move the blue highlight to Clamp gt Show the pull down menu gt Select the model name of the sensor Confirm so Cancel KEW6315 56 Settings of voltage measurement KEW6315 Current range Choose a desired current range While Record is set at the Recording Tab to record the power quality events AUTO is not selectable To enable auto ranging at current range select Do not record for Event in the REC Item Please refer to VT CT P 54 in this manual for the detailed settings of power quality events Measurements according to IEC61000 4 30 Class S cannot be performed while AUTO is selected A Gl NM Move the blue highlight to A Range gt Show the pull down menu gt J Select a desired range gt Confirm E Cancel CT Ratio Set the proper CT ratio when CTs current transformer are installed in the measured system The selected CT ratio will be reflect
62. cal axis and the harmonics displayed are limited up to 15 order Press the lt D key to scroll the pages The basic waveform of 1 order is fixed and does not move The white bar shows the percentage of hidden pages and the dark orange bar shows the percentage of the present displayed page 109 KEW6315 K EW6315 e g 3P4W Three phase 4 wire with LOG and Zoom Exceeding the pP 30 dE axis value e Y A threshold ig Graph color Mo Allowable range po A IS Items displayed on the graph Displayed when the rate of harmonics content of each order is more than 10 Exceeding The rate of harmonics content of the 1st basic waveform is 100 therefore the axis value always exceeding the axis value in LOG display Max values recorded during measurements are displayed These values can be reset any of the following methods Maesualna Setting change Start of recording or Long press 2 sec or longer of Key When multiple measurement channels are used each graph is displayed in Graph color l different colors Exceeding the l Displayed when measured values exceed the preset allowable range threshold Preset by default and complied with IEC61000 2 4 Class3 Allowable range l l l To change the range select Edit allowable range in the Measurement setting KEW6315 110 Displaving harmonics on the bar gra h D i
63. cord connection Q The following should be checked before the connection ZA DANGER e Use only the Power cord supplied with this instrument e Connect the Power cord to a mains outlet The mains supply voltage must not exceed AC240V max rated voltage of supplied Power cord MODEL7169 AC125V A WARNING e Confirm that the instrument is powered off and then connect the Power cord e Connect the Power cord to the instrument first The cord should be firmly connected e Never attempt to make measurement if any abnormal conditions are noted such as a broken cover and exposed metal parts e When the instrument is not in use disconnect the Power cord from the outlet e When unplugging the cord from the mains socket outlet do so by removing the plug first and not by pulling the cord 31 KEW6315 KEW6315 Power supply ratin Follow the procedure below and connect the Power cord Confirm that the instrument is powered off Connect the Power cord to the Power connector on the instrument Connect another end of the Power cord to the outlet Getting KEW6315 started is possible 2 seconds after it is connected to a power source The Key does not work in this period CAT V 300V A 600V CAT CAT 100042 Pe ZA VINPUT 100 240V ANS LW N23 45 65 Hz AINPUT_A1 4A2 4A3 20VA MAX 2V MAX Ay Power supply rating Rating of power supply is as follows Rated supply voltage 100 to 240V AC 10
64. cs lln Press the Key Displaying harmonics on the bar graph Press the Graph Key e g The following represents 3P4W Three phase 4 wire while Linear and Full scale display are selected 78 List LOG Zoom M A P Symbols displayed on the LCD Voltage V A Current For 3P3W3A rms line voltages are displayed Voltage total harmonic distortion is displayed while V is displayed and current total distortion factor is displayed while A is displayed Total harmonic distortion is calculated according to the selected THD calculation method a in Sum of each ch T in ctive power per c i out total active power out KEW6315 108 Displaying harmonics on the bar graph KEW6315 Bar graph display e g Linearity is displayed in Full scale Rate of content Harmonics analysis up to 50 order In the above example Linear and full scale are selected In this case the upper limit of the rate of content is 100 and all harmonics 1 to 50 are displayed on one screen Item displayed on the LCD Rate of content Harmonic content of each order against the 1st basic wave e g The following represents 3P4W Three phase 4 wire while LOG and Zoom are selected Rate of content gt 34 WE IO E co Scroll bar Harmonics analysis displayed up to 15 order When selecting LOG Logarithm 10 will be the max percentage of the verti
65. cy Choose the nominal frequency of the system to be measured If it is difficult to specify the voltage frequency for example in the event of power interruption KEW6315 performs measurements based on the preset nominal frequency 50Hz 60Hz Default setting is highlighted in gray A Ww Move the blue highlight to Nominal f gt Show the pull down menu gt ty Choose the frequency gt Confirm E Cancel KEW6315 58 5 3 Measurement settin KEW6315 9 3 Measurement setting Press the SETUP Key gt EQ Change the tabs to Measurement 06 01 2014 dd 15 24 35 Basi lec Save Others Demanu Measurement 30Qmin Inspection 10min Harmonics THD calc THD F MAX hold ON Edit allowable range 15 01 2014 gt 15 24 35 Harmonics THD calc MAX hold Edit allowable range Measurement cycle Disable the demand measurement or set the demand measurement cycle in the preset recording period When a demand measurement start the measured demand values will be recorded at the selected measurement cycle The cycle time should be selected from the following Not be used 10 min 15 min 30 min Default setting is highlighted in gray The selected demand measurement cycle has an influence on the selection of the measurement intervals Since the measurement interval cannot be set to a longer time than the demand interval the preset measure ment interval may be c
66. d refer to Chap 11 Troubleshooting P 157 in this manual KEW6315 44 Start measurement with Quick start guide KEW6315 8 9 Setting for recording method The following explains how to set recording start date and time Specify the recording start date and time Guide O 3 Set a recording time REC Start 2013 08 02 08 00 REC End 2013 08 07 18 00 6 ope ESC BACK ENTER 0K During the selected period KEW6315 records data at the preset intervals Example When the date 4 time are specified as above the recording period will be as follows From 8 00 on August 2 2013 to 18 00 on August 7 2013 Specify the recording time period Guide Do e 2915 08 01 Set a recording period REC Time 08 00 18 00 REC Period 1013 08 01 2013 08 08 KEW6315 records data during the selected time period at the preset intervals and repeats the recording process during the preset time span Example When the time period is specified as above the recording period is as follows i 8 00 to 18 00 on August 1 2013 ii 8 00 to 18 00 on August 2 2013 iii 8 00 to 18 00 on August 3 2013 iv 8 00 to 18 00 on August 4 2013 v 8 00 to 18 00 on August 5 2013 vi 8 00 to 18 00 on August 6 2013 vii 8 00 to 18 00 on August 7 2013 and viii 8 00 to 18 00 on August 8 2013 45 KEW6315 KEW6315 Start measurement with Quick start quide Switching of displayed p
67. d co jp E maill info eng kew ltd co jp Factory Ehime Japan www kew Itd co jp 05 12 92 2161
68. d on the memory is 3 for measurement data and 8 for the other data If the space is not enough delete unnecessary files There is no available space in the format the card or memory When using another SD card it should be formatted on KEW6315 not on the PC See To delete transfer or format the recorded data P 82 Check the amount of free space in the SD card and internal memory storage area ee l e REC Start is either Constant rec Time period rec and the time Start time is set in the past l l l set for REC End is set to the past Check and modify the time and date See 8 9 Setting for recording method P 45 e Check the Recording setting at SET UP menu See 5 4 Recording setting P 71 e Try again If still a record does not start there may be a problem Check the recording start method Failed to start recording with either the SD card or the internal memory Check which is set as the destination to save the data If the destination is internal memory a problem with KEW6315 is suspected Stop using the instrument in this case Cannot change the instrument e Change of setting is not allowed during a record To change the settings during recording or in settings stop record and confirm Recording stopped message stand by mode appears and then disappears 159 KEW6315 KEW6315 11 2 Error messages and actions Detail amp Action New sensor is detected e The con
69. d wiring system Meas Rec Meas Rec setting REC file REC item RMS voltage line phase RMS current Active power Reactive power Apparent power Power factor Frequency Neutral current 3P4W V A phase angle 1st order Analog input voltage 1CH 2CH V A unbalance ratio 1 min Voltage flicker Short term V Flicker Pst Long term V Flicker PIt Capacitance calculation Active power energy consumption regenerating Reactive power consumption lagging leading Apparent power energy consumption regenerating Reactive power regenerating lagging leading Demand W VA Target demand W VA Total harmonic distortion of V F R Total harmonic distortion of A F R Power measurement Harmonic V A 1 50th order V A phase angle 1 50th order V A phase difference 1 50th order Harmonic power 1 50th order RMS voltage per half cycle RMS current per half cycle Event detected date time Harmonics measurement Event type Event type Measured values at event detection Waveform V A waveform 73 KEW6315 KEW6315 Recording metho Recording method SET UP Basic Meas Re cording REC Items Power Record Harmonics Record Pewee E PP REC method Interval Start Manual Endless rec Time period rec Interval Set the interval to record the measured data on the SD or internal memory Seventeen different intervals are available but it cannot be set to a longer
70. data or any other damages or losses 33 KEW6315 KEW6315 Inserting SD card Open the Connector cover Insert the SD card into the SD card slot with the topside turned up Inserting SD card Then close the cover Please use the instrument with the Connector cover closed unless it is not necessary Removing SD card Open the Connector cover Gently push the SD card towards inside and then the card comes out Remove the card slowly ee Se Then close the cover Please use the instrument with the Connector cover closed unless it is not necessary Connector cover KEW6315 34 4 4 Voltage test leads and Clamp sensor connection KEW631 4 4 Voltage test leads and Clamp sensor connection Q Check the following before connecting the test leads and sensors AN DANGER e Use only the Voltage test leads supplied with this instrument e Use the dedicated Clamp sensors for this instrument and confirm that the measurement current rating of the Clamp sensor is not exceeded e Do not connect all the Voltage test leads or Clamp sensors unless required for measuring the desired parameters e Connect the test leads and sensors to the instrument first and only then connect them to the circuit under test e Never disconnect the Voltage test leads and sensors while the instrument is in use VAN WARNING e Confirm that the instrument is powered off and then connect the Power cord e Connect the Power cord to the
71. ding method 7 8 9 Select a recording method Set a recording period See P45 O O Ww ESC BACK ENTER 0K Guide D 2813 97 04 Prepared Start a test 10 Prepared Recording will start NE The mark A will appear on the screen No Back to when the recording starts and the green LED status indicator lights up P9 2 OO GG C8 OH ESC BACK ENTER 0K If you want to terminate the recording press the i pl button and follow the instructions displayed on the screen EEEE g gt V 241 3 243 2 235 4 v A 47 5 48 6 47 6 A P 11 4 11 8 11 5 kw ee Le tt PUTA f kVA PF 0 799 0 808 0 812 P 44 6 kw ft 59 98 uz Avg Q 3 6 kvar Max 5 44 4 kVA PF 0 799 An 5003m Min DC1 Dmv DC m 90 p m 3 Trend Customize KEW6315 40 KEW6315 Start measurement with Quick start quide 2 Wiring system Any of the following can be selected N Tae L1 R Load L2 S 1 L1 R L2 S mal Hes Saku SP3W Ajddns Jamog Point towards load side source Reverse clamping switches the symbols for active power P 41 KEW6315 KEW6315 Start measurement with Quick start guide 4 5 Test Environment Check Switching screens Test environment check Select SEAS and press the ENTER button to start the test The test result will be displayed on the screen
72. e 2 KW 600 Lis 0 15 30 15 30 Buzzer min gt Meas cycle 1 Meas cycle 2 r r _ gt Inspection Inspection Inspection Inspection cycle cycle cycle cycle KEW6315 62 Settings for Harmonic analysis KEW6315 Settings for Harmonic analysis Demand Measurement 30min Inspection 10min Taran JAA AL Harmonics THD calc MAX hold ON Edit allowable range THD calculation THD stands for Total Harmonic Distortion Select THD F to calculate the total harmonics distortion based on the basic wave and THD R to do the calculation based on all rms values THD F based on basic wave THD R based on all rms values Default setting is highlighted in gray A ty Move the blue highlight to THD calc gt Show the pull down menu gt YJ Select the calculation method gt Confirm so Cancel MAX hold Turn on the MAX hold to show the mark indicates the max rate of content on a harmonics graph ON OFF Default setting is highlighted in gray 2 J Move the blue highlight to MAX hold gt Show the pull down menu gt A WW Turn on off gt Confirm Cancel 63 KEW6315 KEW6315 Settings for Harmonic analysis Edit allowable range Set the EMC allowable range rate of content for harmonics per order The edited ranges are displayed as bar graph on the graph of harmonics Defa
73. e SUP S 0000 KEW Measurement setting INI S 0000 KEW Power measurement INP S 0000 KEW Harmonics measurement INH S 0000 KEW Dest code Data No 0000 9999 S SD card M Internal memory Power quality data Event type Filename EVT S 0000 KEW Waveform WAV S 0000 KEW V A change VAL S 0000 KEW Dest code Data No 0000 9999 S SD card M Internal memory KEW6315 88 K Save settings Save the Setting data on the Le SD card or in the internal memory Data are not listed in time EW6315 settings and Data loadin KEW6315 settings and Data loading Delete data Transfer data Cawemat SET UP ar SUPSO005 cc SUPS 006 ws SUPSOO87 i SUPSO008 co SUF50009 i SUPSO010 ws SUPSOO11 i SUPSO012 is SUPSO013 KEW6315 setting Read settings settin 5 KEW631 A J Select a desired operation gt Confirm sequence The recorded date and time are displayed to the right of file name As for the data which are previously transferred from the internal memory to an SD card the displayed time means when the data were transferred The scroll bar is displayed when the list of the recorded data exceeds the display area eee ES Saving EE settina s card 06 01 2014 06 01 2014 06 01 2014 06 01 2014 06 01 2014 06 01 2014 06 01 2014 06 01 2014 06 01 2014 Scroll bar 16 4 4 16 44 16 44 16 44 16 44 16 44 16 44 5 16 44 5 16 45 8
74. e auto off Battery Default setting is highlighted in gray A ty Move the blue highlight to Power gt Show the pull down menu gt WW Select either turning on off the auto off function gt Confirm 65 Cancel KEW6315 80 KEW6315 Settin KEW631 Backlight This setting can turn off the backlight automatically when the prescribed time passes after the last key operation The backlight will be turned off in 2 min after the last operation while KEW6315 is operating with batteries Selection AC Power Power off in 5 min Disable auto off Battery Default setting is highlighted in gray 2 J Move the blue highlight to Backlight gt Show the pull down menu gt A J Select either turning on off the auto off function gt Confirm Es Cancel System reset Restore all the settings to default except for Language Date format CH Color and Time A J Move the blue highlight to System reset gt Show a confirmation message lt D Select Yes or No gt Restore the settings to default 81 KEW6315 5 KEW6315 5 6 Saved data 5 6 Saved data Press the Key gt D Change the tabs to Saved data Sh am ds 15 26 35 thers REC data Transfer data Format KEW6315 setting Save settings Read settings Save the Measurement data E Print screen and 2 Se
75. e the displayed type of event Swell Dip INT Transient Inrush current 119 KEW6315 5 KEW6315 Displaying measured flicker values in list form Displaying measured flicker values in list form Press the Flicker Key Press the ty Key to change the displays V List display Pst 1min Trend graph Pit Transitional change D eA Time left If variable loads such as arc furnace are connected voltages may vary and cause changes in illumination levels Such phenomenon is called as voltage flicker and its severity level is indicated by Pst and PIt Items displayed on the LCD Time left Counted down time until a Pst calculation completes Usually it takes about 10 min V f Pst 1min Pst Severity of short term 10 min flicker Pst MAX Max Pst recorded through the beginning to the end of measurement It is refreshed every time when the measured values exceed the previous max values Plt Severity of long term 2 hours flicker Max Plt recorded through the beginning to the end of measurement It is refreshed Pit MAX every time when the measured values exceed the previous max values Event Press the Event Key to display the recorded events Please refer to Displaying recorded events P 116 in this manual KEW6315 120 D isplaying trend graph of Pst 1min KEW631 Displaying trend graph of Pst 1min QUALITY Pst Calc Latest Pst 1min Pst
76. easurement 19 KEW6315 KEW6315 3 1 Key operation 3 Basic operations 3 1 Key operation ENEZENN Key Key PRINT Edi Save the displayed screen as BMP file DANNO Key AAMROJO Key i Hold the readings on the display pa Measurement continues while the A readings are being held on the display _ Long press at least 2 sec disables all Keys to prevent operational i errors Another long press at least 2 sec is required to restore the disabled Keys Key i Long press at least 2 sec changes _the brightness and contrast Key Power on off Cancel setting changes and return to the previous settings Sale Key Blink Stand by Basi 7 Change and confirm Basic Measurement Record Red Blink Backlight is off __ ing and other settings and also edit the saved data Key View inst integration Harmonic View harmonic voltage current and demand values E Analysis and power energy Vector View phases View the detailed info about po swell dip int transient inrush ay 1 View voltage current Qualit tom waveforms i current and flicker KEW6315 20 3 2 Icons on the LCD KEW6315 3 2 Icons on the LCD OT KEW6315 is operating with battery This icon varies in 4 steps according to the battery power condition t KEW6315 is operating with AC power EF Holding the display update Keys are locked Buzzer is o
77. ed P 27 A _nl Cord and Sensor Connection Clause 4 4 Voltage test leads and Clamp sensor connection P 35 Turning on the instrument Clause 4 5 Start KEW6315 P 36 Making basic settings Reading the setup data Clause 5 2 Basic setting P 48 Clause 5 6 Saved data P 82 Wiring Clause 5 2 Basic setting Wiring P 51 Wiring check Clause 6 4 Vector P 105 Advanced setting and data save method Clause 5 3 Measurement setting P 59 5 4 Recording setting P 71 Confirming the measured values Clause 6 1 Inst value W P 92 6 4 Vector P 105 Start stop recording Clause 4 6 Recording procedures P 37 Confirming the measured data Chap 6 Displayed items P 92 Disconnect the cords and sensors from the measurement line and turn off the instrument Data analysis on PC Clause 8 1 Data transfer to PC P 125 Chap 9 PC software for setting and data analysis P 129 15 KEW6315 KEW6315 2 1 Display LCD Keys Chap 2 Instrument layout 2 1 Display LCD Keys ee es gt ee A qAlj j gt IA EEE EEE EEE A aaa aa aan Display LCD Keys KEW 6315 KEW6315 16 2 2 Connector KEW6315 2 2 Connector AC Voltage Input Terminal VN V1 V2 V3 Current Input Terminal A1 A2 A3 A4 Terminal Cover Power Connector T l l AC Voltage Input Current Input Single phase 2 wire 2 system A1 A2 A1 A2 A3 wyo ooo VN
78. ed to all the values measured during any current measurements The details about CT are described in VT CT P 54 0 01 9999 99 1 00 Default value is highlighted in gray Gl WW Move the blue highlight to CT Ratio gt Show the value entry window gt A A pop up appears and show the effective range NM Set the CT Ratio gt Confirm Es Cancel Sensor detection Pressing the key detects and displays the model names of the connected sensors automatically However if the connected sensors are not the ones that should be connected for the selected wiring system or sensor detection fails an error message will appear and the values entered at Clamp A Range and CT Ratio will be cleared The details about Sensor detection are described in Sensor detection P 44 D KEW6315 KEW6315 Settings of External input terminal reference frequency settings of External input terminal reference frequency SETUP Basic Meas Rec YI KALLU Nominal V Current 1 2 3ch Clamp 8125 A Range 500 0 A 500 0 A CT Ratin 1 AA 1 AA DC DC Range 1008mV Frequency Nominal f 50Hz DC Range Select a proper DC range according to the incoming DC voltage signals 100mV 1000mV 10V Default setting is highlighted in gray 2 ty Move the blue highlight to DC Range gt Show the pull down menu gt J Select a proper range gt Confirm E Cancel Frequen
79. eded s i Equation h integration period 3600 sec c Measurment channel i Data point no 1P2W 1 to 4 WS WS2 WS3 WS4 WSsum 1P3W 3P3W 1 to WS WS2 WSsum1 2 3P3W3A 3P4W WS7 WS2 WS3 WSsum Apparent power energy KEW6315 140 t t e ms measured at Integration measurement Reactive power energy WQ Varh Displayed digit 6 digit Unit m k M G T harmonized with WS Display area 0 00000mvarh 9999 99Tvarh harmonized with WS OL is displayed when the display area is exceeded Equation Leading phase h integration period 3600 sec n System No c Measurement channel i Data point no where Lagging phase Q gt 0 Leading phase Q lt 0 1P2W 1 to 4 1P3W 3P3W 1 to 2 3P3W3A 3P4W WQ WQ2 WQ3 WQsum Regenerating power where P lt 0 Active power energy WP Wh Equation h integration period 3600 sec c Measurment channel i Data point no 1P3W 3P3W 1 to 2 3P3W3A 3P4W WP WP2 WP3 WPsum 141 KEW6315 KEW631 5 KEW6315 Items measured at Integration measurement Apparent power energy WS VAh 6 digit Unit m k M G T harmonized with WS Display area 0 00000mVAh 9999 99TVAh harmonized with WS OL is displayed when the display area is exceeded Equation h integration period 3600 sec c Measurment channel i Data point no 1P2W 1 to 4 WS1 WS2
80. ensors are connected properly e Setting of the instrument and the selected wiring configuration are appropriate e Proper sensors are used with proper settings e There is no break in the voltage test leads e Input signal is not interfered e Strong electric magnetic field does not exist in close proximity e Measurement environment meets the specification of this instrument Incapable of saving data to the e Check the number of files in the memory internal memory e f an SD card is inserted in the instrument remove the card 157 KEW6315 KEW6315 11 2 Error messages and actions Symptom Data cannot be saved on the SD card Download and setting cannot be done via USB communication At the self diagnosis NG judgment is given frequently e SD card is inserted correctly e SD card has been formatted e Is there available free space in a SD card e Check the max number of files or capacity of SD card e Operation of the SD card has been verified e Verify the proper operation of SD card on other well known hardware e connection of the USB cable between the instrument and PC e Run the communication application software KEW Windows for KEW6315 and check the connected devices are displayed or not If the devices are not displayed the USB driver might not be installed correctly Please refer to the installation manual for KEW Windows for KEW6315 and re install the USB driver If NG
81. er open the Battery compartment cover during a measurement e Brand and type of the batteries to be used should be harmonized e Never touch the Power supply connector although it is insulated while the instrument is operating with batteries Z N WARNING e Ensure that the Power cord Voltage test leads and Clamp sensor are removed from the instrument and that the instrument is switched off when opening the Battery compartment cover for battery replacement AN CAUTION e Never mix new and old batteries e Install batteries in correct polarity as marked inside the Battery compartment area Batteries are not installed in the instrument at the time of purchase Please insert the supplied batteries before starting to use the instrument Battery power is consumed even if the instrument is being off Remove all the batteries if the instrument is to be stored and will not be in use for a long period When the instrument is powered by an AC power supply it doesn t operate with batteries If an AC supply is interrupted and the batteries have not been inserted the instrument goes off and all data may lost 29 KEW6315 KEW6315 Battery Mark on the LCD Battery level Battery Mark on the LCD Battery level Power supply icon changes as follows and the battery icon varies according to the battery condition Powered by AC Possible continuous measurement hours approx 3 hours with size AA alkaline batteries and ities by appro
82. exceeded Equation LDEM Integration values of WPsum WSsum 1 hour x Interval Load factor Displayed digit 6 digit Display range 0 00 9999 99 OL is displayed when the display area is exceeded Equation S DEM DEM Estimation Displayed digit 6 digit Display range 0 00 9999 99 OL is displayed when the display area is exceeded Equation DEM o DEM rorger 143 KEW6315 KEW6315 Items measured at Harmonics measurement Items measured at Harmonics measurement Meas system Meas method Digital PLL synchronization Analyze harmonics and then add and display the inter harmonics components adjacent to the integral order of the analyzed harmonics Effective frequency range 40 70Hz Order analysis Window width Window type Data analysis Analyzing rate 1 50th 10 cycle at 50Hz 12 cycle at 60Hz Rectangular 2048 points once 200ms at 50Hz 60Hz R m s harmonics voltage Vk Vrms Same as r m s voltage Displayed digit Same as r m s voltage Display range Measurement system Accuracy Same as r m s voltage rate of content 0 0 100 0 percentage against the basic wave Complied with IEC61000 4 30 IEC61000 4 7 IEC61000 2 4 Analysis window width is 10 12 cycle for 50 60Hz and the measured values contain the inter harmonics components adjacent to the analyzed order Complied with IEC61000 2 4 Class3 where 10 100
83. ff SD card is set and available Recording the data on the SD card Available free space in the SD card is not enough Failed to access to the SD card Internal memory is available This icon is displayed when a measurement starts without SD card Recording the data in the internal memory Available free space in the internal memory is not enough Stand by mode Recording the measured data Capacity of recording media is full USB is available Bluetooth is available 21 KEW6315 KEW6315 3 3 Symbols on the LCD 3 3 Symbols on the LCD Active consumption Reactive rol g Apparent power regenerating power rol g power Power lagging Frequency factor leading Analog input Analog input voltage at 1ch voltage at 2ch e a we Se So oo Neutral current PA Capacitance calculation angle leading gt Perea ect ee Consumption Consumption Lagging Dr oe er gt ag regenerating regenerating leading Se ee total distortion factor a men on ono 0 Jime 1 W screen Displays of V and VL can be customized when 3P4W is selected 2 W screen An is displayed only when 3P4W is selected 3 W screen Displays of PA and C can be customized 3 4 Backlight pas Contrast Adjustment Hold down the x E Key at least 2 sec to show the sliding bar to adjust the backlight brightness and display contrast Use the Key to slide the cursor on the bar for the
84. hanged automatically according to the selected demand measurement cycle Selectable measurement intervals 1sec 2sec 5sec 10sec 15sec 20sec 30sec 1 min 2 min 5 min 10 min 15 min 30 min Move the blue highlight to Measurement gt Show the pull down menu gt Select a desired demand cycle gt Confirm E Cancel 2 NY A NY 59 KEW6315 KEW6315 Settinas of demand measuremen Target value Set the demand target value 0 001mW 999 9TW 100 0kW Default setting is highlighted in gray 2 J Move the blue highlight to Target gt Show the value entry window gt A A pop up appears and show the effective range NM Enter the desired target value gt Confirm Es Cancel Either active or apparent power can be set as a demand target value Pressing the VA W key while opening the value entry window can switch active and apparent power Move the blue highlight with the CD keys to the unit and alter the unit with Y keys Moving the decimal point is possible by pressing or Unit for apparent power mVA _VA KVA MVA GVA TVA for active power mW _W kW MW GW TW Demand Measurement 001m 999 9T Inspection a Target 100 OW Harmonics Y THD calc FAA MULU Edit allowa KEW6315 60 t Settings of demand measurement KEW631 5 Inspection cycle The buzzer sounds when the predicted value exceeds the
85. ight be something wrong with the instrument Stop using the instrument and refer to Chap 11 Troubleshooting P 157 Guide O ni heck the test environment pa Flash Memory OK wi 5 Bluetooth Be a JE ue NG ENTER CLOSE Do ww y Sensor detection If the detection result is NG each sensor type will be displayed in red Guide DO e pauras Guide O eR Check the test environment Result Ich 8125 MAX 500A 040mm __ Check the test environment Result WEN O00 essscanases NG ch 8125 MAX 5004 940mm 2ch 8128 MAX 504 24mm i 3ch 8125 MAX 500A 40mm 3ich 8125 MAX 50DA 040mm ENTER CLOSE ENTER CLOSE v 00M A 0 o oo ONO Criteria of judgment and cause Causes Type of Types of the connected current sensors are harmonized Types of the current current sensor sensors used for measurements should be the same Current sensors are firmly connected to the instrument cause unknown If any failures are in doubt Exchange the connections of the sensors and test again Connect the current sensor for which NG is given to the CH on which another sensor is properly detected If the result NG is given for the same CH a defect of the instrument is suspected A defect of sensor is suspected if NG is given for the same sensor connected to another CH Stop using the instrument and the sensor if any defects are in doubt an
86. ion degree 2 Applicable standards IEC61326 Between Jaws Enclosure Enclosure Output terminal and Jaws Output terminal 50MQ or more 1000V resistance Between Jaws Enclosure Enclosure Output terminal and Jaws Output terminal Approx 40mm max Approx 268mm max 128 L 81 W x36 D mm 186 L x129 W x53 D mm Cable length Approx 3m Approx 510g 153 KEW6315 KEW6315 10 4 Specification of Clamp sensor IS lt lt E vv s 129 gt TS KE 5130 gt 300A Range AC 300 Arms 424Apeak 1000A Range AC 1000 Arms 1414Apeak AC 1000 Arms 1850Apeak 3000A Range AC 3000 Arms 4243Apeak 300A Range ACO 500mV AC500MV AC 300A 1 67mV A 1000A Range ACO 500mV AC500MV AC1000A 0 5mV A 3000A Range ACO 500mV AC500MV AC3000A 0 167mV A ACO 500mV AC500mV AC1000A 0 5mV A 300A Range 30 300Arms 1000A Range 100 1000Arms ACO 1000Arms 3000A Range 300 3000Arms at the center point 1 5 rdg 0 4mV 40Hz 1kHz within 1 0 within 2 0 45 65Hz in each measuring range 45 65Hz within 3 0 40 1kHz 23 5 C relative humidity 85 or less no condensation 10 50 C relative humidity 85 or less no condensation 20 to 60 C relative humidity 85 or less no condensation AC3600Arms 50 60Hz AC1300Arms 50 60Hz Approx 1000 or less In door use altitude 2000m or less IEC 61010 1 IEC 61010 2 032 IEC 61010 1 IEC 61010 2 032 Meas CAT Ill 600V Pollution degree 2 Meas CAT I
87. isplayed The instrument measures integration demand continuously but does not record the data 10 3 Measurement specification Measured items and the number of analysis points Computed with 8192 point data while regarding 200ms 50Hz 10 cycle 60Hz 12 cycle as one measurement area Frequency r m s voltage current active power apparent power reactive power PF Capacitance calc Computed with 2048 point data while regarding 200ms 50Hz 10 cycle 60Hz 12 cycle as one measurement area Voltage current unbalance ratio r m s harmonics voltage current rate of content harmonics reactive power total harmonics voltage current distortion factor THDV F R THDA F R phase angle of harmonics voltage current phase difference of harmonics voltage current Computed with 819 point data 50Hz 682 point data 60Hz while regarding one waveform overlapped every half wave as one measurement area Voltage dip voltage swell INT Inrush current Described based on inst values measured at 40 96ksps Voltage current waveform External input voltage 133 KEW6315 KEW6315 Items measured at Instantaneous measurement Items measured at Instantaneous measurement Frequency f HZ 2dgt 40 00Hz 70 00Hz V1 Range 10 110 sine wave Display range 10 00 99 99Hz Va fix 10 sec average frequency f10 Hz Displayed digit 4 digit e g averaged frequency values at 10 sec of intervals Complied with IEC61000 4 30
88. l at the same time AN 11V MAX Input terminal DC Y INPUT IGITAL Output terminal 1 CH 2 CH 0 OUTPUT Y Ensure that the wires are connected to proper terminals Wires of following dimensions can be used Suitable wire single wire P1 2 AWG16 twisted wire 1 25mmY AWG16 strand size P0 18mm or more Usable wire single wire 0 4 1 2 AWG26 16 twisted wire 0 2 1 25mmY AWG24 16 strand size P 0 18mm or more Standard length of bare wire 11mm KEW6315 126 C onnection to input output terminals KEW631 Open the Connector cover Press the rectangular protrusion above a terminal with a flat blade screw driver and insert a Signal wire Remove the driver and fix the wire Input terminal For monitoring the voltage output signals of Thermo sensors These terminals are useful to measure the signals from other devices and power failures at the same time Number of Ch 2ch Input resistance approx 225 6k0 Output terminal For fixing the generating outputs to Low while power quality events are lasting Usually it is fixed to High but changed to Low if the duration of an event is less than 1 sec This is applicable to the events with the highest priority only To adjust the generating outputs to the events with low priority select OFF for the events with higher priority than the desired event The details are described in Threshold setting for Power quality
89. layed on a graph W Wh D e 2906 95 SS im ae Zoom 200 7 149 8 100 2 v Zoom and display the selected items 4 split 8 split ny a 2913 02 07 W Wh PEL Sat wim 594 6 v 59 71 92 89 452 8 v 451 4 v 92 89 500 a 3 V A ab 2ivar 59 99 se s9984 En List 8 split List 4 split 23 KEW6315 5 KEW6315 Vector Vector Switching screens Una ante En 4 al 2a 073 o LA Wiring check Mx Aa Diagram Check Checked results will be displayed B2 Frequency Voltage input Voltage phase Voltage balance Current input NG Current phase NG Wiring diagram e ENTER CLOSE Diagram of the selected wiring is displayed A 0w 3P3W3A D Eny ENTER CLOSE Waveform Switching screens O ae eee MS ae 601 5 449 7 497 3 v 50 08 40 11 44 66 39 634 KEW6315 24 Harmonics KEW 315 Harmonics Switching screens Voltage Linear Overall display Mu O ee EEn Em E V 240 7 241 7 240 2 THO 655 35 655 35 655 35 1R A 481 0 481 8 479 0 THD 655 35 655 35 655 35 115 1 116 4 114 8 Er List Rate of content Logarithm Zoom liu D 293 Una BCE EHE ENH MEM oe EAN V 240 7 241 7 240 2 Y 605 1 451 5 497 9 THO 655 35 655 35 655 35 THD 655 35 655 35 655 35 AA AAH DU OA i aos lend m je Al i aJ a jaat kzi 19 5 h A a amp md Ral ml CSP 10 E SA AUR Jun 0 UA ED k 135 05 00 Sil hoo Led ES ADO
90. lip is firmly connected to the DUT Frequency 70HZ Measuring too high harmonic components AC voltage input is 10 or Voltage clip is firmly connected to the DUT AC Voltage more of Nominal voltage x Voltage test lead is firmly connected to the input VT AC voltage input terminal on the instrument AC voltage input is within Settings are matched with the wiring system under 20 of reference voltage test Voltage V1 Voltage clip is firmly connected to the DUT balance not checked for single Voltage test lead is firmly connected to the phase wiring AC voltage input terminal on the instrument Phase of AC voltage inputis Voltage test leads are properly connected Vonage within 10 of reference value Connected to proper channels paaag proper vector Current input is 5 or more Clamp sensors are firmly connected to the Power Current and 110 or less of Current input terminals on the instrument input Range x CT Setting for Current Range is appropriate for input levels Power factor PF absolute Arrow mark on the Clamp sensor and the orientation value at each CH is 0 5 or of flowing current coincide with each other ee more Power supply to Load Active power P at each Clamp sensors are connected properly CH is positive value 43 KEW6315 KEW6315 Start measurement with Quick start quide Self diagnosis If NG judgment is given frequently there m
91. ll GOOV CAT IV 300V Pollution degree 2 1EC61326 1EC61326 Between circuit sensor Between circuit sensor 50MQ or more 1000V Between circuit sensor Output cable Approx 1m Output cable Approx 0 2m Instruction manual Output cable M 7199 Carrying case Instruction manual Cable marker Carrying case KEW6315 154 10 4 Specification of Clamp sensor KEW6315 A lt MODEL8141 gt lt MODEL 38142 gt lt MODEL8143 gt Rated current AC1000mArms Output voltage ACO 100mV AC100mV AC1000mA ACO 1000mArms Accuracy 1 0 rdg 0 1mV 50 60Hz sine wave input 2 0 rdg 0 1mV 40Hz 1kHz Phase characteristics Temp amp humidity range guaranteed 23 5 C relative humidity 85 or less no condensation accuracy u 0 50 C relative humidity 85 or less no condensation A 20 to 60 C relative humidity 85 or less no condensation Allowable input AC100Arms 50 60Hz AC200Arms 50 60Hz AC500Arms 50 60Hz Output impedance Approx 1800 Approx 2000 Approx 1200 In door use altitude 2000m or less IEC 61010 1 IEC 61010 2 032 Meas CAT III 300V Pollution degree 2 IEC61326 EMC standard AC3540V 5 sec Between Jaws Enclosure Applicable standards Withstand voltage Jaws Output terminal and Enclosure Output terminal 50MO or more 1000V Insulation Between Jaws Enclosure resistance Jaws Output terminal and Enclosure Output terminal Approx 224mm max Approx
92. mand Display the avg max min instantaneous values of current voltage active power apparent power reactive power Integration values also can be viewed by switching screens Moreover demand values with the preset target value can also be checked ECH WM 596 7 445 6 49 9 39 6 V A P Q 5 PF Pp Q Ss PF DC1 Q mV Zoom Trend Customize See 6 1 Inst W P92 6 2 Integration Wh P 100 6 3 Demand P 102 for further details Vector and Wiring check Vectors of voltage and current per CH are displayed on a graph Executing wiring check function is possible from this screen See 6 4 Vector P 105 for further details Unbalance 0 15 0 24 SO x 2 Dx 1 Diagram 11 KEW6315 KEW6315 1 1 Functional overview SS Waveform Waveforms of voltage and current per CH are displayed on a h graph m O RE nm Vi 238 242 7 235 9 V A 48 4 3 48 3 47 1 A Mx2 Mx Wx2 Sm See 6 5 Waveform P 107 for further details Harmonic Analysis Harmonic components of voltage and current per CH are displayed on a graph Iu O et A 11 5 12 8 11 5 12 9 A THD 27 48 24 65 27 22 24 71 60 02Hz 10 20 30 40 50 List Linear Zoom V EVP See 6 6 Harmonics P 108 for further details Power Quality QUALITY event Setting SET UP Display voltage swell dip int transient inrush current Adjust settings of KEW6315 and measurements and flicker
93. may be damaged Clamp sensor e Do not bend or pull the cable of the Clamp sensor Treatment after use e Power off the instrument and disconnect the Power cord Voltage test leads and Clamp sensors from the instrument e Remove the batteries if the instrument is to be stored and will not be in use for a long period e Remove the SD card when carrying the instrument e Never give strong vibrations or drop shocks when carrying the instrument e Do not expose the instrument to direct sunlight high temperatures humidity or dew e Use a damp cloth with neutral detergent or water for cleaning the instrument Do not use abrasives or solvents e Do not store the instrument if it is wet Carefully read and follow the instructions 7 DANGER Z WARNING A CAUTION and NOTE described in each section Meaning of symbols on the instrument User must refer to the explanations in the instruction manual Instrument with double or reinforced insulation 1 Functional Earth terminal KEW6315 10 1 1 Functional overview Chap 1 Instrument overview 1 1 Functional overview KEW6315 Start Stop Choose either Quick start guide or Start now to start recording Can do simple and fast start up setting by selecting Quick start guide Guide ee Hs Start recording Quick start guide ESC CANCEL ENTER 0K See 4 6 Recording procedures P 37 for further details Inst Integration De
94. mula jie c Measurement channel Pe X Vax Aci n i sampling point I n number of sampled values 50Hz 8192 points in 10 waveforms 60Hz 8192 points in 12 waveforms ergs P1 P2 P3 Pa Psum P1 P2 P3 P4 EEE P PR a less Psum Psum1 Psum2 External input voltage DCi V Effective input 1 100 DC of each Range range Display range 0 3 110 of each Range 0 is displayed at less than 0 3 0 5 f s DC Input impedance Approx 225 6kQ External input voltage KEW6315 136 Items to be calculated KEW6315 Items to be calculated Apparent power S VA Range Displayed digit Accuracy Equation 1P2W 1 to 4 1P3W 1 to 2 S1 S2 Ssum1 81 S2 Ssum Ssum1 Ssum2 3P3W3A S1 S2 S3 Ssum 381 S2 S3 Phase angles are used 3P4W S1 S2 S3 Ssum 31 S2 83 Reactive power Q Var Range Displayed digit Accurac 1dgt against each calculated value for sum 3dgt Sign leading phase current phase against voltage no sign lagging phase current phase against voltage Harmonics reactive power is calculated per ch and the polarity sign of the reversed basic waveform is displayed 3 Equation la 2 2 Qc SIN Se Pe sign Polarity sign c Measurement channel 1P2W 1 to 4 Q1 Q2 Q3 Q4 Qsum Q1 Q2 Q3 Q4 PSW SP3W 1 Q4 Q2 Qsum1 Q1 Q2 O Qsum Qsum1 Qsum2 3P3W3A 3P4W Q1 Q2 Q3 Qsum Q1 Q2 Q3 137 KEW6315 KEW6315 Items to be calcul
95. n breaker rectifier circuit and fluctuations in power supply voltage may occur Influences on voltage current motor operation occur negative sequence voltage and harmonics occur Unbalanced or reversed voltages and harmonics occur and result in motor instability trip of 3E circuit breaker or heating due to overload KEW6315 5 KEW6315 Displaying recorded events Displaying recorded events Press the Event Key to display the list of the recorded events Measured values a lt a WLLUT Fence 2013 12 23 13 55 41 217 2013 12 23 13 55 38 647 11 2013 12 23 13 55 25 727 mba tna amg 71 2013 12 23 13 55 25 727 event type 285 V 2013 12 23 13 55 25 647 2013 12 23 13 55 12 105 2013 12 23 13 54 55 597 2013 12 23 13 54 49 097 Swell Dip INT Transient Inrush current Instantaneous values recorded at the detection of the start and end of the event If the occurred event terminates in quite short period the value measured at the y eal end of the event may not be displayed To check the r m s values recorded before easured value after the detection please check r m s variation data Interval measurement data will be helpful to check the measured values of long lasting events To record power quality events short interval is useful in analysis Occurred time dal Time and date when KEW6315 detect the start and end of the event and date Event detection on poly phase systems
96. nected Clamp sensors are not the same ones used Recheck the basic setting for SET during the previous test Modify the settings of clamp sensor UP before measurements directly from the Basic setting or press the Detect key e Appropriate current sensor may not be connected to the measure Sensor connection is not correct E ment channels Check the wiring configuration and the connected Check the connected sensor s sensor e First stop the recording Confirm Recording stopped message appears and then disappears Backup the data file to PC or any Out of SD card space l l l other medias and then delete files or format When using another SD card it should be formatted on KEW6315 not on the PC See To delete transfer or format the recorded data P 82 Recording will be stopped e First stop the recording Confirm Recording stopped message Out of internal memory space appears and then disappears Backup the data file to PC or SD Recording will be stopped cards and then delete files or format See To delete transfer or format the recorded data P 82 KEW6315 160 DISTORIBUTOR Kyoritsu reserves the rights to change specifications or designs described in this manual without notice and without obligations KYORITSU ELECTRICAL INSTRUMENTS J WORKS LTD 2 5 20 Nakane Meguro ku Tokyo 152 0031 Japan Phone 81 3 3723 0131 Fax 81 3 3723 0152 URL htto www kew lt
97. nnnnnnnnnnnnennnnnnenennnnnn 47 5 2 Basic setting uias RS AS eT eee eee eee E a AS ee AAA LAA 48 Oo Settings of wiring System ett 49 Wiring Connection rier 51 e Settings of voltage measurement rr 53 SSA CT A 54 e Settings of current measurement e tertertertenrrnnnnennnnnnnnnnnnnnnnnnnnnes 56 e Settings of External input terminal reference frequency 58 5 3 Measurement setting A AS E AA AAA aa 59 e Settings of demand measurement eterterrorenconennnncnnonnnnonanannnnnnos 59 e Outline of demand measurement Concept e eeterertererronenonnnnonananaos 62 e Settings for Harmonic analysis erterertoterentenennnnonennnnenanncnannones 63 e Threshold setting for Power quality Event ererererererererenenos 65 KEW6315 2 Contents KEW6315 Filter setting for Flicker measurement a daa per e as 69 e Target power factor for Capacitance calculation crrrrrrrrerrtnroso 70 54 Recording setting e A E a A A a eee seenes 71 e Settings for recording items mmrrrrcccnnnnnnnennnenennnnnnnnannnennnns 72 O Saved items ccc ner 73 Recording Method AN 74 Possible recording time erertertonennnnonnnannnonannnnnnanononananannnnos 76 55 Other settings setae a A e A O e Seige a 77 8 Settings for system eNVironMent ccc es 77 o KEW6315 Setting A Na 79 56 Saved data eee a Aa eee ee a a e 82 e To delete transfer or format the recorded data ecertrtttrccerrtrrnannnn gt 82 8 Type of the sa
98. nt is equipped with USB and Bluetooth interfaces Communication method USB Ver2 0 Bluetooth Bluetooth Ver2 1 EDR Class2 Compliant profile SPP HSE for POWER QUALITY Vo PE KEW 6315 Kvoritsu a www kew ltd co jp The following can be done by USB Bluetooth communication Downloading files in the internal memory of the instrument to a PC Making settings for the instrument via a PC Displaying the measured results on a PC as graphs in real time and also saving the measured data at the same time e System Requirements OS Operation System Windows 8 7 Vista XP Display 1024 x 768 dots 65536 colors or more HDD Hard disk space required 1Gbyte or more including Framework NET Framework 3 5 or more e Trademark Windows is a registered trademark of Microsoft in the United States Bluetooth is a registered trademark of Bluetooth SIG The latest software is available for download from our homepage http www kew ltd co jp 129 KEW6315 KEW6315 10 1 Safety requirements Chap 10 Specification 10 1Safety requirements Location for use In door use Altitude up to 2000m Temperature amp humidity range 23 C 5 C Relative humidity 85 or less no condensation guaranteed accuracy Operating Temperature amp 0 C to 45 C Relative humidity 85 or less no condensation humidity range Storage Temperature amp 20 C to 60 C Relative humidity
99. o be measured 1 1P2Wx1 5 1P3Wx1 7 3P3Wx1 2 1P2Wx2 6 1P3Wx2 8 3P3Wx2 3 1P2Wx3 9 3P3W3A 4 1P2Wx4 10 3P4W Current terminals that are not used in the selected wiring system can be used to measure rms currents and harmonics Default setting is highlighted in gray A J Move the blue highlight to Wiring gt E Show the pull down menu gt Y Select a proper wiring system gt Confirm E Cancel Clamp Optional clamp sensors 2 S Move the blue highlight to Clamp gt Show the pull down menu gt J Select a proper clamp setting gt Confirm Cancel 49 KEW6315 KEW6315 Settings of wiring system Wiring diagrams When the blue highlight is located at Wiring you can check the wiring diagram of the selected wiring system with the key The displayed diagram can be switched with or key gt Confirm Eso Cancel KEW6315 50 Wiring connection KEW6315 Wiring connection O Read the following precautions prior to wiring connection DANGER e With attention to the measurement category to which the object under test belongs do not make measurements on a circuit in which the electrical potential exceeds the following values 300V AC for CAT IV 600V AC for CAT III 1000V AC for CAT II e Use the voltage test leads and clamp sensors dedicated for this instrument e Connect the clamp sensors
100. of input range for 600V Range 3 or more against 100V of nominal voltage 10 rdg Less than 3 against 100V of nominal voltage nominal voltage 0 3 1000V Range 0 2 rdg 0 2 f s 1 gt Velsos ny Velsos ip ni RACOT A al content Ya n 1 c Measurement channel k Harmonics of each order Vr Real number after Voltage FFT conversion Vi Imaginary number after Voltage FFT conversion Measurement cycle in this equation is 10 cycle For 12 cycle measurement 10k n should be replaced with 12k n 3P4W KEW6315 Vik V2k V3k 144 Items measured at Harmonics measurement KEW6315 R m s harmonics current Ak Arms Displayed digit Display range Same as r m s current Rate of content 0 0 100 0 percentages to the basic wave Meas system Complied with IEC61000 4 7 IEC61000 2 4 Analysis window width 10 12 cycle for 50 60Hz Measured values contain the inter harmonics adjacent to the analyzed orders harmonics Accuracy Meets the accuracy specified in IEC61000 2 4 Class3 at 10 100 of the input range of the measurement range 10 or more to max input range 10 rdg Accuracy of Clamp sensor Less than 10 to max input range max value of the range 1 0 Accuracy of Clamp sensor Equation 1 Ack xX 100 Y Ac iok 1 T Achiok n yY Rate of CAS a content Aes c Measurement channel A1k Azx Ask Ask K Harmonics of each order r Real number after FFT conversion i Imaginary numbe
101. or for Capacitance calculation Target power factor for Capacitance calculation Rec Transient 600 Vpeak SWELL 110 220 0 V DIP 90 180 8 V INT OFF InrushCurrent OFF Capacitance calculation Target power factor Set a target power factor for capacitance calculation The power factor gets influenced badly if inductive loads such as motors are connected to the power supply because current phases lag behind the voltage phases in this case Usually phase advanced capacitors are installed in high voltage receiving installations to reduce such influences Improving the power factor may cut down electricity tariffs if the customer is on low high or industrial power construction 0 5 1 1 000 Default setting is highlighted in gray 2 ty Move the blue highlight to Target PF gt Show the value entry window A A pop up appears and show the effective range gt NN Select a desired target PF KEW6315 0 5 4 Recording settin KEW6315 9 4 Recording setting Press the Key gt EQ Change the tabs to Recording SETUP dae erT REC Items Power Record Harmonics Event Record REC method Interval 30min Start Manual 71 KEW6315 KEW6315 Settings for recording items Settings for recording items SETUP Basic Meas Recordina REC Items Power Record Harmonics Event Record KEL me cnuu Interval 30min Start Manual The possible reco
102. pact design Clamp sensor type compact and light weight design Data in the SD card or the internal memory can be saved in PC via USB Analysis of the downloaded data and instrument settings are possible by using the special software KEW Windows for KEW6315 Real time communication with android devices is available via Bluetooth Analog signals from thermometers or light sensors can be measured simultaneously with electrical power data via 2 analog inputs DC voltage when any events related to power quality occur signals can be transmitted to alarm devices via one digital output e 13 KEW6315 KEW6315 1 3 Constructional overview 1 3 Constructional drawing Current input IS AC Voltage input AS LIZ Je at 2 IS PS eS rs x LAC pra u OE m EEE Power cord a E E L E SS Digital output 1 ch to recorder or alarm Analog input 2 ch from thermometer or illuminometer a Size AA alkaline dry cell battery LR6 or Size AA Ni MH rechargeable battery 2 Logging ED EN eS SO SD card S Bluetooth t a a LS 7 ae LEE LS raze a US 7 LOT EL IGT ES Lf of ea ALE we a LO a Day Lp ATA Y y KEW6315 14 1 4 Steps for measurement KEW6315 1 4 Steps for measurement Read through the operating instructions described in Safety warnings P 8 before starting to use the instrument Preparation jo lt Chap 4 Getting start
103. ph List Press the Key to display voltage current power harmonics from 1 to 50 order in list or graphic form Only the rate of harmonics content can be checked on graph display screen Rate of content Phase angle RMS value Power Press the Rate DEG RMS Key to change the displayed items on the list While V voltage or A Current are displayed on the screen Rate DEG phase angle with V1 basis 0 RMS are switchable While P 2P Power is displayed Rate DEG voltage current phase angle per ch Power are switchable VPT AIP P gt Pp Press the V A P 2P Key and select the items to be analyzed V voltage A Current P Power 2P Sum per system Total amount 113 KEW6315 KEW6315 6 7 Power qualit 6 Power quality QUALITY Press the QUALITY Key to display Power quality screen Factors impair power quality and symptoms Power quality Symptom Adverse effect Harmonics KEW6315 Inverter and Thyristor circuits phase control circuit are used for the control circuit of general devices these circuits affect currents and causes harmonics Inrush currents occur when switches for power lines are on and then voltages increase instantaneously Inrush currents occur when motor loads are activated and dip in current occurs Po
104. put 1 110 of each Range rms and 200 of Range peak range 0 15 130 of each range 0 is 2 15 130 of each range ls displayed at less than 0 15 ed at less than 0 15 EXT Complied with IEC61000 4 30 with IEC61000 4 30 Ea ELA a asaos that measuring 40 70Hz sine wave 0 2 rdg 0 2 f s accuracy of clamp sensor Input impedance approx 100k0 Equation c Measurement channel A7 A2 A3 As i sampling point l n number of sampled values at 10 or 12 cycle 50Hz 8192 points in 10 waveforms 60Hz 8192 points in 12 waveforms A3 value for 3P3W 1 to 2 is calculated with r m s current values A3 v A142 A2 2 2xA1xA2xcos A relative angles of 9A A41 A2 135 KEW6315 KEW6315 Items measured at Instantaneous measurement Active power P W Range Current 8128 8127 8126 Voltage 50 00A 5000mA 100 0A 10 00A 200 0A 20 00A 1000V 50 00k 5000 100 0k 10 00k 200 0k 20 00k 600 0V 30 00k 3000 60 00k 6000 120 0k 12 00k Current 8125 8124 30 8146 47 48 Voltage 500 0A 50 004 1000A 100 0A 10 00A 1000mA 1000V 500 0k 50 00k 1000k 100 0k 10 00k 1000 600 0V 300 0k 30 00k 600 0k 60 00k 6000 600 0 Current 8141 42 43 8129 Voltage 500 0mA 3000A 1000A 300 0A 4 digit Accuracy 0 3 rdg 0 2 f s accuracy of clamp sensor PF 1 sine wave 40 70Hz Sum values are total amounts of the used channels Influence of PF 1 0 rdg 40Hz 70Hz PFO 5 Polarity Consumption flow in no sign Regenerating flow out For
105. r Transient gt INT gt Dip gt Swell gt Inrush current Terminal block with 6 polarity black red gray ML800 S1H 6P Output format Open collector output Low active Input voltage O 30V 50mAmax 200mW Output voltage High 4 0V 5 0V Low 0 0 1 0V KEW6315 132 10 2 General specification KEW6315 Data storage location Internal FLASH memory Storage capacity 4MB Data storage capacity 3 437 500byte 14 623byte data max 234 data 3P3W 2 1P3W 2 Power Harmonics Max number of saved file 3 Number of times that you can start a measurement Icon display i When the internal memory is available the icon is displayed on the LCD during record FULL indication E The icon blinks when saved data size or number of saved file exceeds the capacity Data cannot be saved while this mark is being displayed The instrument measures integration demand continuously but does not record the data SD card Storage capacity 2GB Data storage capacity 1 86Gbyte Max data size 2GB 14 623byte data Max 1 271 964 data 3P3W 2 1P3W 2 Power Harmonics Max number of saved file 5536 Number of times that you can start a measurement 2GB Icon display When the SD card is available the icon is displayed on the LCD Format 2GB FAT16 FULL indication The icon blinks when saved data size or number of saved file exceeds the capacity Data cannot be saved while this mark is being d
106. r after FFT conversion Measurement cycle in this equation is 10 cycle For 12 cycle measurement 10k n should be replaced with 12k n Harmonics power Pk W Displayed digit Display range Same as active power rate of content 0 0 100 0 percentage against the absolute value of basic wave Complied with IEC61000 4 7 Accuracy 0 3 rdg 0 2 f s accuracy of clamp sensor PF 1 sine wave 50 60Hz Sum represents the total values obtained through the used channels nae Pox Vo10k r Ac 10k r Wo 10k iXAc 10k Rate of pte aU content Po c Measurement channel k Harmonics of each order r Real number after FFT conversion i Imaginary number after FFT conversion Measurement cycle in this equation is 10 cycle For 12 cycle measurement 10k should be replaced with 12k 1P2W 1 to 4 Pix P2k P3k P4k Psumk P 1 P2k P3k Par 1P3W 1 to 2 Pik Pox Psumtk P1k Po2x 3P3W 1 to 2 Psumk Psum1kt Psum2k 3P3W3A Phase voltage Pin Vs V12 V31 3 Por Wo V23 V12 3 P3k V3 V31 V23 3 Psumk P1x P2x P3x 3P4W Pix P2k P3k Psumk P1xt P2x P 3x 145 KEW6315 KEW6315 Items measured at Harmonics measurement Harmonics reactive power Qk var used for internal calculation only Equation PcK Ve 10k r Ac 10k i Ve 10k i Ac 10k r c Measurement channel A1x A2k A3x A4k K Harmonics of each order r Real number after FFT conversion i Imaginary number after FFT conversion Measurement cycle in this equation is
107. rating with batteries Auto power off While KEW6315 is connected to an AC power source The instrument is powered off automatically 5 min after the last key operation This function does not operate while the instrument is recording data Press the Power key to power on the instrument again To disable the auto power off function select Disable auto off on the setup menu While KEW6315 operates with battery The instrument is powered off automatically 5 min after the last key operation This function does not operate while the instrument is recording data Press the Power key to power on the instrument again 123 KEW6315 KEW6315 Chap 7 Other functions Auto ranging Current range Current ranges of each sensor are automatically switched according to the measured rms currents This function does not work while recoding the power quality events A range shifts to one upper range when the input exceeds 300 peak of each range and shifts to one lower range when the input drops under 100 peak of each range However while AUTO is selected the upper range will be adopted to display the values Sensor detection Press the Detection key on the SETUP menu to detect the connected clamp sensors KEW6315 automatically detects the connected sensors and checks the settings of the sensors Recovery from power fails When the power supply to the instrument is inadvertently lost during a record the inter
108. rding time on SD cards or the internal memory varies depending on the number of the recorded items and the preset intervals Select Do not record for the items which are not necessary to be recorded to secure a longer recording time The details are described in Possible recording time P 76 Power The blue highlight cannot locate on this area This is just to make sure all the items related to electric power are always recorded Harmonics Select Record or Do not record the harmonics of voltage current and power Record Do not record Default setting is highlighted in gray Event Select Record or Do not record the detailed data when power quality events occur The Do not record is not selectable when AUTO is set for A Range To select Record set it to any other proper current ranges other than AUTO Measurements complied with IEC61000 4 30 Class S cannot be performed with AUTO setting Record Do not record Default setting is highlighted in gray A J Move the blue highlight to Harmonics Event gt Show the pull down menu gt M Select Record or Do not record gt Confirm Cancel KEW6315 72 Saved items KEW6315 Saved items The following data measured on each CH will be saved according to the selected recording method Saved items are depending on the selected recording method an
109. rument the screen displayed last from the previous operation will appear Cautionary message If the connected Clamp sensors are not the same ones used during the previous test the list of the connected sensors will be displayed for 5 sec but the settings will not be updated automatically Press the key and re detect the sensors or modify the settings directly KEW6315 retains and adopts the previous settings if no sensor is connected AA 8127 MAX 100A 024mm AU 8124 30 MAX1000A 068 120mm AS 8126 MAX 200A 04m ma 8129 3004 0150mm New sensor is detected Recheck the basic setting for SET UP before measurements KEW6315 36 Start of recordin KEW6315 4 6 Recording procedures Start of recording Press the VSOP Key Guide start recording ENTER 0K Choose either Quick start guide or Start now to start recording One can do the simple and fast start up by selecting Quick start guide Only the settings of wiring and recording are included in the Quick start guide Press the SETUP key and adjust advanced settings if necessary When the necessary settings are already done or no change of settings is required select Start now to start recording Before starting measurement ensure all safety and necessary preparations have been checked 2 NY Move the blue highlight to Quick start guide or Start now Confirm Es Cancel 37 KEW6315 K
110. rupted record will be resumed after the power supply is restored Print screen Press the PRINT SCREEN Key to save the displayed screen as a BMP bitmap file Max file size approx 77KB Retain settings Settings used during the previous test will not be cleared after powering off the instrument KEW6315 retains and adopts the previous settings Default values will be displayed for the first time after purchase Quick start guide Press the START STOP Key to run the Quick start guide It is useful to start recording just by adjusting some simple settings according to the displayed screens Status indicator The red indicator LED blinks when the backlight is off and the green indicator LED stays on during recording regardless of the backlight states The green indicator LED blinks during stand by mode KEW6315 124 8 1 Data transfer to PC KEW6315 Chap 8 Device connection 8 1Data transfer to PC Data in the SD card or the internal memory can be transferred to PC via USB or SD card reader USB SD card data fle A Internal memory data file A ee eee 1 It is recommended to transfer the large data by use of SD card since transferring large data files by USB requires more time than using the SD card reader transfer time approx 320MB hour As to the manipulation of SD cards please refer to the instruction manual attached to the card In order to save data without any problem make
111. ry instrument damage and or damage to equipment under test Kyoritsu assumes no responsibility for damage and injury caused by misuse or not following the instructions in the manual The symbol A indicated on the instrument means that the user must refer to the related parts in the manual for safe operation of the instrument It is essential to read the instructions wherever the symbol appears in the manual A DANGER is reserved for conditions and actions that are likely to cause serious or fatal injury A WARNING is reserved for conditions and actions that can cause serious or fatal injury A CAUTION is reserved for conditions and actions that can cause injury or instrument damage Measurement Category To ensure safe operation of measuring instruments IEC 61010 establishes safety standards for various electrical environments categorized as O to CAT IV and called measurement categories Higher numbered categories correspond to electrical environments with greater momentary energy so a measuring instrument designed for CAT III environments can endure greater momentary energy than one designed for CAT II O Circuits which are not directly connected to the mains power supply CAT II Electrical circuits of equipment connected to an AC electrical outlet by a power cord CAT III Primary electrical circuits of the equipment connected directly to the distribution panel and feeders from the distribution panel to outlets CAT I
112. s can be zoomed and displayed on one screen by pressing the Zoom key Please refer to Zoom display P 96 in this manual Trend graph Press the Trend key to show the trend graphs The displayed time area is from present to the past 60 min Please refer to Displaying Trend graph P 97 in this manual Customize Press the Customize key to switch the displayed items and change the display positions Please refer to Changing displayed items and display position P 99 in this manual 95 KEW6315 KEW6315 Zoom displa Zoom display Example 8 split screen Displayed item Type of value Inst AVG D m m INST Oy 179 O kn INST 200 2 y _ 188 Orva INST INST 199 84 8 Tia Select 4 or 8 values and display the values on one screen The displayed text will be enlarged so it is easy to see Displayed items A1 A A2 A A3 A MATA Select the items to be displayed in each column Then the selectable items will be displayed to the right A Gl Y Move the blue highlight to a Displayed item in any column gt Show the list A Gl gt J Select a desired item to be displayed gt we Confirm E Cancel KEW6315 96 Displaving Trend graph KEW6315 Type of value Any of the following values can be displayed in each column Inst Instantaneous value or AVG Average value MAX Maximum value or MIN Minimum value
113. screen to the left the tenth place of the day is being selected The number can be increased or decreased by 1 with the up down Keys Press the Key to confirm the selection or press the Key to return to the previous screen and cancel the changes If AUTO is set for A Range either Power Harmonics or Power only is selectable at step 1 Select desirable recording item To record the items related to power quality set it to any other proper current ranges other than AUTO Only the settings of wiring and recording are included in the Quick start guide The following should be selected and entered before starting a record Press the SETUP key to show the setting screen Nominal voltage frequency THD for power quality event and filter coefficient ramp for Flicker measurement When the setting of A Range is set to other than AUTO the settings of Clamp will be automatically altered to OFF KEW6315 46 List of setting items KEW6315 5 Settings 9 1 List of setting items Settings for measurement condition and data saving are necessary prior to making measurements Press the Key to enter into the SET UP mode and do the necessary settings Settings consist of the following five categories Use the e to move between the categories After making the necessary changes switch screens and exit from the SET UP screen Confirm that the M2 js displayed in the upper left of the LCD at
114. se refer to Wiring diagram P 50 in this manual for further details Check Press the Check Key to check the wiring connections and show the result NG result may be given even if the wiring is correct at the measurement site under bad power factors Please refer to Wiring check P 43 in this manual for further details KEW6315 106 6 5 Waveform KEW6315 6 5 Waveform Press the Key e g Waveform of 1P3W 2 Single phase 3 wire 2 system Measured values V rms voltage A rms current Colored waveforms per ch For 3P3W3A rms line voltages are displayed Voltage and current waveforms are displayed for 10 cycles max at 50Hz for 12 cycles max at 60Hz When changing the screens for Waveform waveforms are displayed in the max scale automatically Changing the displayed waveforms A Press the ty Key to change the displayed waveforms Y x desired magnification toggle the magnifications of voltage waveform vertical 0 1 0 5 1 2 5 10 time s 107 KEW6315 KEW6315 6 6 harmonics Ax desired magnification toggle the magnifications of current waveform vertical 0 1 0 5 1 2 5 10 time s tx desired magnification toggle the magnifications of time axis horizontal 1 2 5 10 time s full scale Restore all the changed magnification settings and automatically select the appropriate magnification 6 6 Harmoni
115. splaving harmonics on the bar graph KEW631 lin ich sch V 241 1 241 1 238 3 Y THD 655 35 655 35 655 35 a J 108 50 ERAN Ne ase Change the displayed chs A Press the ty Key to change the displayed chs The details about the relation between the wiring configuration and ch are described in Settings of wiring system P 49 List Graph Press the Key to display voltage current power harmonics from 1 to 50 order in list or graphic form Only the rate of harmonics content can be checked on graph display screen but rms value rate of content phase angle can be checked respectively on list display screen While P Power is selected and displayed phase differences between voltage and current are displayed Inflow 0 to 90 Outflow 90 to 180 LOG Linear Press the LOG Linear Key to switch the display modes Linear display with ticks of 0 100 and Logarithm display with ticks of 0 1 10 are switchable on the vertical axis It is useful to analyze lower level of harmonics Full Zoom Press the Zoom Full Key to zoom and display fifteen harmonics on one screen Voltage Current Power harmonics are separately displayed in graphic form Press the E gt Key to scroll the pages VIAIP P Press the V A P 2P Key and select the parameter to be analyzed 111 KEW6315 5
116. strument is suspected A defect of sensor is suspected if NG is given for the same sensor connected to another CH If NG result is given stop using 158 11 2 Error messages and actions KEW6315 the instrument or the sensor Detail amp Action e Connect the instrument to an AC power source or replace the Battery level is low batteries with new ones Size AA Alkaline battery LR6 or Powering off fully charged Size AA Ni MH battery x 6pcs See How to install batteries P 31 e Check the free space on the internal memory and the number of the saved files Max number of the file that can be saved on the memory is 3 for measurement data and 8 for the other data If the free space is not enough delete unnecessary files format the memory See To delete transfer or format the recorded data P 82 e Try again If still the setting files are not read problems with SD card or KEW6315 are suspected if the setting Cannot read the setting file The file files are on the SD card problems with KEW6315 are suspected if the setting files are in the internal memory If the problem with KEW6315 is suspected stop using the instrument Not having free space on the internal memory Format the memory or delete unnecessary files may be damaged Available memory is low e Check the free space and the number of saved files on the SD card and the internal memory Max number of the file that can be save
117. sure to delete the files other than the data measured with this instrument from the SD card beforehand Internal memory SD card data SD card slot or card reader a PAL LL SAN Y 4 4 LI 4 LT 7 BJ ES Ib FAT lt UIT LA 125 KEW6315 KEW6315 8 2 Using Bluetooth function 8 2 Using Bluetooth function Measuring data can be checked on android devices in real time via Bluetooth communication It is necessary to enable Bluetooth function prior to using Bluetooth communication Setting No 26 Bluetooth Bluetooth N Android device Before starting to use this function download the special application KEW Smart from the Internet site The application KEW Smart is available on the download site for free Internet access is required and charges may be incurred Bluetooth is a registered trademark of Bluetooth SIG 8 3 Signal control Connection to input output terminals A CAUTION e Voltages applied to the terminals should not exceed the following ranges for input terminals within 11V for output terminals between 0 and 30V 50mA 200mW Otherwise the instrument may be damaged e The root of each L terminal is the same Do not connect different ground levels of multiple inputs at the same time Roots of the L terminals for each Ch are integrated Never connect inputs with various ground levels to the termina
118. suring the desired parameters e Connect sensors to the instrument first and only then connect them to the circuit under test e Keep your fingers behind the barrier during a measurement Barrier provides protection against electrical shock and ensuring the minimum required air and creepage distances 9 KEW6315 KEW6315 Safety warnings e Never disconnect sensors from the connectors of the instrument while the instrument is in use e Connect to the downstream side of a circuit breaker since a current capacity at the upstream side is large e Do not touch two lines under test with the metal tips of the test leads A Caution e Caution should be taken since conductors under test may be hot e Never apply currents or voltages exceeding the maximum allowable input for the instrument for a long time e Do not apply currents or voltages for the Clamp sensors or Voltage test leads while the instrument is off e Don t use the instrument at dusty places or to be spattered e Don t use the instrument under a strong electric storm or in the vicinity of energized object e Never give strong vibrations or drop shocks e Insert an SD card to the slot with the top side turned up If the card is inserted up side down the SD card or the instrument may be damaged Confirm the e While using an SD card do not replace or remove the card rre symbol blinks while accessing SD card Otherwise the saved data in the card may be lost or the instrument
119. t Show the value entry window gt A Gl Y A pop up appears and show the effective range Set the percentages against the nominal voltage Example of Swell Inrush current detection The details are described in Displaying recorded events P 116 rms value 2 rms value 4 rms value 6 rms value 8 rms value 1 rms value 3 rms value 5 rms value 7 rms value 9 5 Threshold resins oe y Hysteresis RMS waveform 1 67 KEW6315 KEW6315 Threshold setting for Power quality Event DIP Instantaneous voltage drop Set the threshold value rms voltage in one cycle for dip in percentage of the nominal voltage The following selection range varies depending on the selected VT ratio The preset hysteresis has an effect on this threshold value 0 100 against the nominal voltage 90 A Default setting is highlighted in gray SJ Move the blue highlight to DIP gt Show the value entry window gt A pop up appears and show the effective range E Set the percentages against the nominal voltage INT A short period of power interruption Set the threshold value rms voltage in one cycle for INT in percentage of the nominal voltage The following selection range varies depending the preset VT ratio The preset hysteresis has an effect on this threshold value If rms voltages 10V or less are used for event detections ensure that the Int event detection
120. t exceeds the max file number If a file with the same file name already exists the files in the data folder will be saved as another name with a different file number The file number will be automatically increased by 1 However Print screen and Setting files will be overwritten in such a case When the file number starts from 0 or one same SD is used for multiple instruments extra cautions should be paid so that necessary files will not be overwritten When all the file numbers are used for each type of data the files on the data folder will be overwritten If files are deleted or the name of folder or file are changed on a PC editing on the instrument or data analysis with special software cannot be performed Please do not change the name of folder or file Print screen Press the to save the screen images as BMP files SD eo File No Extension ME Internal memory 000 999 BMP file Dest Destination KEWO6315 Setting Press the SETUP key and move to Saved data tab and then select Save Settings File name SUP S 0000 PRE Dest code l E File No ele 0000 9999 M Internal memory 87 KEW6315 KEW6315 Type of the saved data Data folder New folder will be created per measurement to save the interval and power quality data name Dest code Data No S SD card M Internal memo 0000 9999 Interval data KEW6315 setting File nam
121. target value within the selected inspection cycle The inspection cycle should be shorter than the demand measurement cycle The relations between the measurement and inspection cycles are as follows Measurement cycle Inspection cycle 10 min 15 min 1 min 2 min 5 min 1 min 2 min 5 min 10 min 15 min Default value is highlighted in gray A J Move the blue highlight to Inspection gt Show the value entry window gt al A pop up appears and show the effective range NM Select a desirable time gt Confirm so Cancel 61 KEW6315 KEW6315 Outline of demand measurement concept Outline of demand measurement concept In such a contract the electricity tariff rates i e for kWhr units are based upon the consumer s maximum power demand The maximum demand is the maximum of average powers recorded over a 30min interval Assuming the max target demand to be 500kW the average power during Measurement cycle 1 is fine but the power consumption for the first 15 min of Measurement cycle 2 is 600kW In such a case the average power during Measurement cycle can be maintained at 500kW same as Measurement cycle 1 by reducing the power of the last 15 min to 400kW If the power consumption during the first half of cycle 2 is 1000kW and the last 15min is OkW the average power is the same 500kW While Inspection cycle is set to 15 min the buzzer sounds after 15 min at the start of Measurement cycl
122. the metal tips of the test leads warnine e To avoid possible electric shock and short circuit always turn off the line under test at wiring connection e Do not touch the un insulated tip of voltage test leads 51 KEW6315 KEW6315 Wiring connection O Clamp sensor direction for correct measurement e Confirm that the wiring system selected with the instrument and of the measured line are harmonized e Ensure that the arrow mark on the clamp sensor points towards to load side Reverse clamping switches the symbols for active power P KEW6315 52 Settings of voltage measurement KEW6315 Settings of voltage measurement SETUP O a Basic Meas Rec MaE Others Wiring Wiring 5P4W Llama 41A Voltage V Range 600v VT Ratio 1 08 Nominal Y lp ALT Clamp 8125 8125 a Pat a A FAR m A Default Voltage range Choose a desired voltage range For measurements according to IEC61000 4 30 Class S set the range to 600V Selection 600V 1000V Default setting is highlighted in gray 2 ty Move the blue highlight to V Range gt Show the pull down menu gt Wy Select a proper voltage range gt Confirm E Cancel VT Ratio Set the proper VT ratio when VTs transformer are installed in the measured system The selected VT ratio will be reflected to all the values measured during any voltage measurements 0 01 9999 99 1 0
123. thin 1 sec only the waveforms which contain the highest priority events will be recorded However if the same type of events occur at the same time the one containing the highest deepest values will be recorded If the highest deepest values are also the same the one with a longer duration will be recorded As for the channels there is no priority order Priority order Voltage transient gt INT gt Dip gt Swell gt Inrush current RMS variations Voltage current rms value variations and event data on all chs are recorded for 1 sec Example of Dip detection for approx 800ms saved data Approx 200ms Measured I Approx 200ms waveform RMS waveform S l q A IIA A MA c l Aj Approx 1 sec Approx 1 sec KEW6315 118 Displaying recorded events KEW631 QUALITY All events Occurrence 102 0 V 2013 12 23 13 55 41 21 257 V 2013 12 23 13 55 38 64 119 3 V 2013 12 23 13 55 25 72 E E E EE 119 3 V 2013 12 23 13 55 25 72 gt ES E E 285 V 2013 12 23 13 55 25 64 75 0 V 2013 12 23 13 55 12 10 451 7 A 2013 12 23 13 54 55 59 DA 9749 23 13 54 49 09 Change the displayed area 2 Press the ty Key to scroll the page vertically Flicker Press the Flicker Key to display the recorded flicker values Details are described in Displaying measured flicker values in list form P 120 Event detection Press the Detection Key and toggl
124. this time This means the changes are enabled If powering off the instrument without switching screens the changes you made will be cleared Basic Setting Make settings for the items common to each measurement Measurement Setting Make settings for each measurement mode Recording Setting Make settings for recoding Save Data Edit the recorded data or alter the instrument setting Configure the environmental setting Each setting _ Measurement Basic Recording lt p Saved data ib Others 4 Wiring Demand REC item REC data Environment gt 4 gt Voltage Harmonics REC method KEW6315 setting KEW6315 setting Current Power quality Manual t Constant rec Time period rec Flicker t Capacitance Extemal input DC requency 47 KEW6315 KEW6315 Basic settin 9 2 Basic setting Press the SETUP Key Use the Key to display the Basic setting screen CET HO _ Basic Jas as ber Mai Ly Wiring Clamp 1A Voltage V Range 600 VT Ratio 1 00 Nominal Y 100V Current 1 2 3ch 4ch 8125 8125 Pak a A Fath a A KEW6315 48 Settings of wiring system KEW6315 Settings of wiring system SETUP Dacis Wiring Wiring SP4W Lamp Voltage V Range 600v VT Ratio 1 00 Nominal V 100W Current 1 2 3ch 4ch 8125 8125 Pat amp A Fat a A Basic wiring Choose one according to the wiring system t
125. to an outlet e Use only the Power cord supplied with this instrument Power supply connector e Never touch the Power supply connector although it is insulated while the instrument is operating with batteries Voltage test leads e Use only the ones supplied with this instrument e Choose and use the test leads and caps that are suitable for the measurement category e When the instrument and the test lead are combined and used together whichever lower category either of them belongs to will be applied Confirm that the measured voltage rating of the test lead is not exceeded e Do not connect a Voltage test lead unless required for measuring the desired parameters e Connect Voltage test leads to the instrument first and only then connect them to the circuit under test e Keep your fingers behind the barrier during a measurement Barrier provides protection against electrical shock and ensuring the minimum required air and creepage distances e Never disconnect the voltage test leads from the connectors of the instrument during a measurement while the instrument is energized e Do not touch two lines under test with the metal tips of the test leads e Never touch the metal tips of the test leads Clamp sensor e Use only the ones dedicated for this instrument e Confirm that the measured current rating of the test lead and the maximum rated voltage are not exceeded e Do not connect a Clamp sensor unless required for mea
126. tting data on the B SD card or in the ME gt internal memory If SD card is inserted in the instrument these data will be automatically saved on the SD card Remove or do not insert the SD card to save the data in the internal memory Data save destination is not adjustable Max number of the file that can be saved in the internal memory is 3 for measurement data and 8 for the other data To delete transfer or format the recorded data Gaved data o A Delete data J Select a desired operation gt Transfer data Save settings Confirm Read settings KEW6315 82 To delete transfer or format the recorded data KEW6315 Delete data Show the list of the recorded data and then select unnecessary data Icons on the screen means L3 SD card Internal memory E Measured data E Print screen v Setting data Data are not listed in time sequence The recorded date and time are displayed to the right of file name As for the data which are previously transferred from the internal memory to an SD card the displayed time means when the data were transferred The scroll bar is displayed when the list of the recorded data exceeds the display area SETUP O era Data Jocati n 45D e1ect a data you want to delete 3150137 03 01 2014 08 37 4 O E saoga 05 01 2014 11 16 2 50001 05 01 2014 11 17 1 Checkbox e el SHOES 05 01 2014 A E PS5 50029 BMP 06 01 2014 16 35 2 O je PS 5
127. ult can be customized V A Default setting is highlighted in gray 2 J Move the blue highlight to Edit allowable range gt Show the list of the ranges gt NM Select any desired harmonic order gt Show the value entry window gt A A pop up appears and show the effective range NN Set the allowable values gt Confirm so Cancel The values in each box by default are complied with the international EMC standard IEC61000 4 7 Industrial environment Class 3 Press the key Default to restore the edited values to default Press the key A V to switch current and voltage The key is to return to the Measurement setting screen SETUP D 00 01 2014 Harmonics allowable range V rate T A p 5 E T p y 16 M 3 015 0 ll 1 58 0 1 9 7 0 1 6 l s n o 11 1 13 14 15 16 17 18 19 28 21 3a 3 34 25 26 27 23 M Fe 31 32 3 34 75 36 37 38 39 48 Al 42 43 4 45 46 47 48 49 50 E ERIEN 3 KEW6315 64 Threshold setting for Power quality Event KEW6315 Threshold setting for Power quality Event Hysteresis Transient SWELL Press the OFF ON to disable or enable the threshold value entry If OFF is selected the item will not be recorded even the threshold value is set for it The threshold value used during the previous measurement is displayed by pressing the ON key Caution Threshold values
128. ur Minute 00 00 0000 00 00 00 Stop time and date Day Month Year Hour Minute 00 00 0000 00 00 2 w Move the blue highlight to REC Start REC End gt Show the value entry window gt a E NM Specify the time and date gt Confirm Es Cancel 75 KEW6315 KEW6315 Possible recording time Time period recording Measured data will be recorded at the preset interval for the specified time period of the selected period When the specified time comes a recording will start and end automatically such a recording cycle will be repeated everyday during the specified period Please refer to 8 9 Setting for recording method P 45 A a REC Period Start Stop Day Month Year DD MM YYYY Day Month Year DD MM YYYY REC Time Start Stop Hour Minute hh mm Hour Minute hh mm 2 J Move the blue highlight to REC Period gt Show the value entry window gt NM Specify the time and date gt Confirm E Cancel gt ty Move the blue highlight to A Ed REC Time gt Show the value entry window gt J Specify the time and date gt Confirm so Cancel Possible recording time When the 2GB of SD is used REC item Interval Interval Power 1 year or more 2 year or more 6months 6 year or more 1 year or more 2 year or more 3 year or more 5 year or more year ormore 7year or more aoe 150 180 cycle 23days 4days
129. ved datas ct eet nn nc 87 KEW6315 settings and Data loading e ee ee od ae ee 89 Chap 6 Displayed OMS rr 92 6 1 Instantaneous value W ccc ett tt eee nen rre rre rre 92 O List display of the measured values E E a ran 92 amp Zoom display Se i re Te ca cas PIN e dei le SS vat il hv de ST E Sp O tha ah aS eh ak Sarah 96 Displaying Trend graph o a wala Ok 97 e Changing displayed items and display position creeeeeeererreerererrrrtee 99 6 2 Integration Value Wh oo rerrrrenrrrcn nen 100 6 3 Demand A NS NN SS T NN A NE 102 O Showing the measured values EI A whet ena E LI a wa Bok A ARI he ermine 102 e 3 Shifts in specific period atacada 103 o Demand change a o Coase O e a e e 104 6 4 Vector cee ee A E E A EA A A a ee ee E e ee eae 105 6 5 Waveform crc crt nen nena naan a nana ea eaeaeaeataeananataeaes 107 6 6 Harmonics A es ay E A IA e a Ghd ia a A da ia e 108 e Displaying harmonics on the bar graph eterrrterertenennnnonanannanaos 108 Displaying the list of harmonics ccccctcc cece nn ns 112 3 KEW6315 KEW6315 Contents 6 7 Power quality SGOT alse Aiea es tig A A Ea la es ag 114 e Factors impair power quality and SyMptOMS 1trtt tt treet etter 114 Displaying recorded events o o o o aS 116 e Displaying measured flicker values in list form 120 o Displaying trend graph of Pst 1min A A ia AE ac 121 Displaying changes of Plt eee ye ers ee eee ee re ee ae ee a ee are ee 122
130. verity of short term flicker 10 min Pit Severity of long term flicker 2 hours Max Pst Max value of Pst and time information Max Pit Max value of Plt and time information Pst 1min Latest trend graph for the recent 120 min Pit trend graph for the recent 600 hours Displayed digit 4 digit Resolution log 0 001 6400 P U in 1024 split Ramp model 230VRamp 220VRamp 120VRamp 100VRamp Meas method Complied with IEC61000 4 30 and IEC61000 4 15 Ed 2 Accuracy Pst max 20 10 rdg according to the test method defined by IEC61000 4 15 Ed 2 Class F3 Equation Pst 1min Pst 0 0314 x Po 1 0 0523 x Pis 0 0657 x P3s 0 28 x Pios 0 08 x Psos V1s Po 7 P1 P1 5 3 Vas P2 2 P3 P4 3 V1os Pe P8 P10 P13 P17 5 Vsos P30 P50 P80 3 c Measurement channel The 10 min measurement data is classfied into 1024 classes 0 6400P U using the non linear classification to determine the culamitive probability function CPF It will be then corrected by the non linear interpolating method and do the calculation with the smoothed values Pst 1min 1 min c Measurement channel N 12 times 2 hour meas 1P2W 1 to 4 Pst 1min 1 Pst1 Plt 1P3W 1 to 2 Pst 1min 1 Pst Pitz Pst 1min 2 Pst2 Pita SP3W 1 to 2 Line voltage Pst 1min 12 Pst12 Pitz2 Pst 1min 32 Pst32 Plt32 3P3W3A Line voltage Pst 1min 12 Pst12 Plt12 Pst 1min 23 Pstoz Plt23 Pst 1min 31 Pst31 Plt31 3P4W Pst 1min 1 Pst4 Plt1 Pst 1min 2 Pst2 Pit
131. voltage test leads and power cord to the instrument first and then connect them to the measured object or the power source e When the instrument and the test lead are combined and used together whichever lower category either of them belongs to will be applied Confirm that the measured voltage rating of the test lead is not exceeded e Do not connect voltage test leads or clamp sensors unless required for measuring the desired parameters e Clamp sensors should always be connected on the downstream side of a circuit breaker which is safer than the upstream side e Do not open circuit the secondary side of a supplementary CT while it is energized because of the high voltage generated at the secondary side terminals e Be careful to avoid short circuiting the power line with the un insulated part of the voltage test probes during the setting up of the instrument Do not touch the tip metal part e Transformer jaw tips are designed in such a way to avoid short circuiting If the circuit under test has exposed conductive parts extra care should be taken to minimize the possibility of shorting e Keep your fingers behind the barrier during a measurement Barrier provides protection against electrical shock and ensuring the minimum required air and creepage distances e Never disconnect the voltage test leads from the connectors of the instrument during a measurement while the instrument is energized e Do not touch two lines under test with
132. w YYYY MM DD MM DD YYYY DD MM YYYY Default setting is highlighted in gray Changes made by user will not be cleared after system reset A J Move the blue highlight to Date format gt Show the pull down menu gt NM Select a desired date format gt Confirm so Cancel CH color Specify the colors for voltage and current per CH The colors will be reflected into the characters on item label and lines on the graph and wiring diagram gt Whitey Yellow Orange HE Gray EN Giesi lt _ The selected colro for VN is refected into the wiring diagram only Default color setting is VN Yellow TOMREN 2CH White JAME ACANGreen Changes done by user will not be restored to default even after the system is reset A J Move the blue highlight to CH Color gt Show the color setting window gt a WW Select colors gt Confirm Cancel KEW6315 78 KEW6315 Setting KEW6315 KEW6315 Setting SETUP O lt i Basic Meas Rec PSB Others LaLE UI MAL LFL PM A E 06 81 2814 16 37 ID Number 60 001 Buzzer ON Bluetooth OFF Power Disable auto off Backlight Power off in 5 min System reset Time Adjust and set the internal system clock dd mm yyyy hh mm The selected date format has an effect on this setting 2 S Move the blue highlight to Time gt Show the value entry window gt a E NM Adjust the time and date gt
133. wer supply Voltage DC3 0V DC2 4V 1 5Vx2 in series x 3 in parallel 1 2Vx2 in series x 3 in parallel Battery Size AA Alkaline LR6 Size AA Ni MH 1900mA h Current consumption 1 0A typ 3 0V 1 1A typ 2 4V Battery life ref value at 23 C 3 hours Backlight OFF 4 5 hours Backlight OFF with fully charged batteries 131 KEW6315 KEW6315 10 2 General specification Real time OS This Product uses the Source Code of T Kernel under T License granted by the T Engine Forum www t engine org Portions of this software are copyright c 2010 The FreeType Project www freetype org All rights reserved External communication function USB USB cable length 2m max Communication method USB Ver2 0 USB identification no Vendor ID 12EC Hex Product ID 6315 Hex Serial no 0 7 digit individual no 12Mbps full speed Bluetooth Frequeney hopping system S o Transmission system Frequency hopping system Digital output terminal Normally it is set to High It changes to Low while the measured values are exceeding the thresholds set for each power quality event Usually it is fixed to High but changed to Low if the duration of an event is less than 1 sec This is applicable to the events with the highest priority only To adjust the generating outputs to the events with low priority select OFF for the events with higher priority than the desired event Priority orde
134. wer supply is interrupted for a second due to lightning strikes 114 Burnout of capacitors and reactors buzzes from transformers malfunction of circuit breakers flicker in screen or noises on stereos due to currents with harmonic components Shutdown of devices or robots or reset on PC and business machines may be caused Factors impair power quality and symptoms Power quality Transient Over voltage impulse Inrush current Unbalance rate Flicker Waveform Symptom Contact failure at a circuit breaker magnet or relay Instantaneous large currents surge flow on devices with a motor incandescent lamp and flat capacitor when powering them on Heavy loading on specific phase due to fluctuations in load of power line or drastic extension of installations Distortions of voltage current waveforms dip and negative sequence voltages are caused Too much load is caused on certain phases due to increase and decrease of the loads connected to each phase such as supply lines or heavy use of specific equipments as a result distortions on voltage and current waveforms dip and reversed voltages are observed 115 KEW631 Adverse effect Damage to a power source or reset of the device may occur due to a drastic voltage fluctuation spike Influences on welded contacts for Power switch blowing fuse trip o
135. which matches the standard cord colors where the instrument is used Put the Plate to the Input terminal observing the orientation Clean the Input terminal before putting the Plate and confirm it isn t wet Put a proper Input terminal plate V1 A1 V2 A2 V3 A3 A 21 KEW6315 KEW6315 Attaching Markers to Voltage test leads and Clamp sensors Attaching Markers to Voltage test leads and Clamp sensors Attach Markers to the both ends of the Voltage test leads and Clamp sensors harmonized with the Input terminals Supplied Markers are 32 pcs in total 4pcs each color red blue yellow green brown gray black white Attach Markers to the both ends of a Sensor Marker 32 pcs in total Attach Markers to the both ends of a Voltage test lead KEW6315 28 Battery KEW6315 4 2 Power Supply Battery KEW6315 operates with either an AC power supply or batteries Capable of performing measurements in the event of AC power interruption power to the instrument is automatically restored by the batteries installed in the instrument Size AA alkaline dry cell batteries LR6 or size AA Ni MH batteries can both be used To charge the rechargeable battery use the charger which is manufactured by the same company as the batteries KEW6315 cannot charge batteries Size AA alkaline dry cell batteries LR6 are supplied as accessories Z N DANGER e Nev
136. x 4 5 hours with size AA Ni MH 1900mA h batteries uo91 Ajddns Jamog These are ref values with LCD turned off Instrument works normally Voltage of full charged Ni MH battery is lower than that of vs D D lt D lt D the full charged alkaline battery so the level indicator may Cl El not be the same as the one shown to the left even after the batteries are fully charged Measurement continues but data save is ceased Further data will not be saved but the data measured before the battery level drops to the lowest level are saved V 200 0 200 1 199 7 y A 450 1 448 9 299 6 A P 98 0 89 2 58 9 ku o 2 8 10 5 10 4 kvar S 90 0 89 8 59 8 kva PF 0 999 0 992 0 984 In P 248 4k f 50 00 Hz Avg Q 2 5 kvar Max S 240 0 wa M 448 9 A Mi PF 0 993 An 248 6 A atl DC1 O mu DC2 mv 5 AR Wh Trend Customize Pod o o KEW6315 30 How to install batteries KEW6315 How to install batteries Follow the steps below and install batteries Battery compartment Screw ry p cover Disconnect the power cord voltage test leads and clamp sensors from the instrument and 5 power off the instrument Loosen two Battery compartment cover fixing screws and remove the Cover Take out all the batteries Insert six batteries Size AA alkaline battery LR6 in correct polarity Install the Battery compartment cover and fix it with two screws e e e II Power
137. xample of single phase 2 wire 1 system 1P2W x 1 gt L Power source VT VN V1 A1 When rating of the secondary side of CT is 5A use of Clamp sensor 8128 50A type and testing at 5A Range is recommended In this case set the actual ratio of VT and CT to be used KEW6315 54 Settings of voltage measurement KEW6315 Nominal voltage Set the nominal voltage values applied from the measured object 50V 600V 100V Default value is highlighted in gray 2 WW Move the blue highlight to Nominal V gt Show the value entry window gt A A pop up appears and show the effective range NW Enter the nominal voltage value gt Confirm Es Cancel Default values When the blue highlight is located at Nominal V you can check a list of the popular values with the key 100V 101V 110V 120V 200V 202V 208V 220V 230V 240V 277V 346V 380V 400V 415V 480V 600V a E NM Choose the appropriate voltage gt Confirm Es Cancel 55 KEW6315 KEW6315 Settings of current measurement settings of current measurement Current 1 2 3ch 4ch Clamp 8125 A Range 500 0 A 500 0 A CT Ratio 1 00 1 00 UL DC Range 1000mV Frequency Nominal F 5AHZ Detect Clamp Clamp sensors for current measurement Select the model names of the connected sensors If an optional sensor is used and set for Clamp an exceptional sensor can
138. y See P37 ESC BACK CENTER 0K Guide O 23 08 12 Select the wiring system to be tested 2 Select the wiring system to be 1P2W 1 1P3W 1 3P3W 1 measured AO Select a proper wiring system for accurate i 1P2W 4 measurements A See P 41 fat om ESC BACK ENTER 0K Guide O 0 Connect to the circuit under test 3 Connect to the circuit to be tested Read and follow the safety precautions described in the instruction manual See P 27 ENTER OK Guide o Ne DCheck the test environment 4 5 Check the Test environment Self diagnosis wiring check and detection of connected re atar est sensors will be performed in this test It is recommended to do this test for ensuring the testing conditions are correct It takes about 10 seconds h a y O See P 42 ESC BACK ENTER 0K 39 KEW6315 KEW6315 Start measurement with Quick start quide Select the Select the Check the Start rec interval rec method selected method recording 6 Select a recording interval Guide D 270 6 i g y Select a desirable recording interval Selecting a short interval gets the file size large In this sec Imin L _t r Sain case a long period recording cannot be performed 5sec 5min TOsec 10min 15sec 15min See P 76 20sec S50sec 30min 4 5 T R 3 iH ESC BACK ENTER 0K 14 02 24 Select a desirable recor

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