power network parameter analyser n10 service manual
Contents
1. Harmonics Harmonics 14 25 1 25 cay ice of SETUP mode aoe Change of display luminosity Time mode Date and actual time setting ALARM mode Alarm setting acc table 4 Choice of page after the last parameter after 1 min Choice of manufacturer s gt pages or PARAMETR mode after the last parameter Parameter setting acc table 3 rESt Y manufacturer s parameters PAGE mode or User s page after the last page Programation acc table 5 Fig 6 N10 meter working modes 26 6 TECHNICAL DATA Measuring ranges and admissible basic errors are shown on the table 6 Measured guantity U voltage 100 0 V Ku 1 400 0 V 1 for Kuz 400 0 kV Basic error 0 296 m v 1 range Table 6 remarks Ku 1 4000 l current 1 000 Ki 1 5 000 A for Kis 20 00 0 2 1 range P active power P mean active power Active energy EnP EnPz 0 0 1999 9 W Wh for Ku 1 Kiz1 1999 9 MW MWh 0 5 2 5 apparent power Apparent energy EnS EnSz 0 0 1999 9 VA for Ku 1 Kiz1 1999 9 0 5 0 2 reactive power Reactive energy 2 0 0 1999 9 Var for Ku 1 Kiz1 1999 9 MVar MVarh 0 5 m v 0 2 ran2. gisi ety ET Ngee ee ee A i L1 x n x L2 13 BOB 6 8 99 0262 8222 9c Sc 72 2020 20261 81219 A A m eno ZW VW A 052798 Fig 2 Meter connection diagrams a three phase network Intermediate measurement using 2 current transformers and 2 or 3 voltage transformers in a 3 phase network Npuls OUpuls AL AL2 AL3 85 250 V PUS oua OUR 2 998 uh measurement 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 4 phase network 112 3 4 1516 7 8 9 11 L1 x L2 x L3 N 85 250 V INpuls OUpus 1 12 909 AA Half intermediate 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 measurement in a 4 wire network N 1 0 17213 41516 71819 11 E N or yoy 5s 5 5 11 BUB 8 82 12 OX je 5 L3 x BOR JH N N LF 1 zg Is
3. i ts igh 4 618 1 919 0262 82 2292 Sc vc c cc Vc Oc 6L 8 ZH 9L M dm M eno 1 ew ZW s ndno A 092758 Fig 3 Meter connection diagrams in a four wire network Intermediate measurement using 2 transformers 2 or 3 voltage transformers in a 3 phase network 10 218 N10 meter Non n x 32 Matching resistor JE TT Gee CY M paqunyied si y UaYyM fuesseoeu si 19 941 julod euo U09 eq ueeJos eu e 10jonpuoo e esn 0 S 3i uonoeuuoo 5 OLN Od eui exeu OL HOLLON 1 15 57 12 E E loc s m zz 2 zc N 5 e HE Sig Eo 2 9 pin socket connector CANON type Make in one s own capacity Fig 4 Connecting way of N10 meters with an RS 485 interface 11 4 PROGRAMMING 4 1 Faceplate description Disp
4. By pressing 4 X gt Jkeys set required quantities on successive display sections The active position is signaled by the cursor One can accept the established value by the key or cancel it by pressing the ce key causes the setting on the next parameter or the successive page lt after the last page causes the memorization of pages and the exit from the configuration mode P 5 ERROR CODES During the meter operation communicates concerning errors can occur Causes of errors are presented below Err1 when the voltage or the current is too low during the measurement tp below 7 and or below 2 1 f below 0 5 THD U THD 1 below 1 or the full interval of the PA t averaging time is not elapsed yet Err2 Lack of possibility to define the maximal or minimal quantity value lack of current usually after the meter Switching on or the cancellation of extremal values Lo frequency lower than 47 Hz for THD U THD measurements Hi frequency higher than 52 Hz for THD U THD measurements 25 Change of displayed pages Alarm cancellation being Display of minimal C pressed Values ancellation being Ca pressed Ca released Display of maximal values cancellation MEASUREMENT Mode SELECTION of current harmonics 1 12 13 SELECTION of voltage harmonics U1 U2 U3
5. table 5 Table 3 Constans of the pulse outpu Pulse number 1kWh kVar kVAhmax 2 pulses sec Quantity on the pulse input Quantity code acc table 5 Constant of the ex ternal energy counter pulse input Pulse number 1kWh kVarh kVAh Cancellation of the ex ternal energy counter counter of the pulse input Yin Cancellation of the ac tive energy counter Cancellation of the re active energy counter Cancellation of the ap parent energy counter Cancellation of the 15 minutes active power PAV max and min Value Yin Averaging time of PAV power 15 30 60 min Synchronization of the PAV power averaging to the real timer Meter address in the system Rate of the serial interface Interface working modetr 0 switched off interface 1 MODBUS ASCII 8N1 2 MODBUS ASCII 7E1 3 MODBUS ASCII 701 4 MODBUS 8N2 5 MODBUS RTU 8E1 6 MODBUS RTU 801 Selection of the har monic measurement 0 1 Change of the access code 0000 9999 In parameters 5 8 10 21 the range 0 means that the appropriate output input is switched off 19 Notations lack of parity no parity E bit checking the even parity O bit checking the odd parity The entry into the procedure causes the setting on the parameter 1 or 2 if the access code is equal 0000 We adjust required
6. 3 1 Fitting way The meter is adapted to be mounted by means of holders accor ding fig 1 The meter housing is made of a sell extinguishing plastics Housing dimensions are 144 x 144 x 77mm At the outside of the meter there are screwed terminal strips which enable the connection up 10 2 5 mm external leads max 10 N10 n is 88888 pf tot AT n Mk VAr Wh LELLLLLLDL 2 1 MKVArWh LLLLLLLLUL pt tomas 88888 9 144 144 Cut out in the mounting plate Fig 1 A dimensions and fitting Y way of the N10 meter 0138 0 5 6 3 2 External connection diagrams 85 250 V INPuls OUpuls AL1 AL2 M s 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Direct measurement ina 3 phase network 11213 41516 7189 11 LA X L2 X X L3 85 250 V INpuls OUpus AL2 Half intermediate 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 measuremeni ina 3 phase network N 1 0 11213 41516 7 8 9 11 I 1
7. 5 20 mA 0 24 V d c 50 for currents and voltages for currents and voltages RS 485 MODBUS data and meter state preservation during supply decays battery support work continuation after supply recovery IP 40 IP 10 0 8 kg 144 x 144 x 77 mm 13805 138705 Reference conditions and nominal operation conditions Input signal 0 0 01 1 2 In 0 0 01 1 2 Un for voltage current frequency power and energy 0 0 02 1 2 In 0 0 07 1 2 Un for Pf and t factors frequency 15 45 65 500 Hz sinusoidal input signal THD x 896 0 1 1 2 In 0 1 1 2 Un 47 52 Hz for THDU THDI and harmonics power factor ambient temperature air humidity power supply admissible peak factor current voltage external magnetic field short duration overload 5 sec voltage inputs current inputs working position warm up time 1 0 1 0 23 55 25 95 condensation 85 253 V d c a c 40 400 Hz 2 2 0 40 400 2 Un max 1000 V 10 In optional 5 minutes Additional errors in of the basic error input signal frequency ambient temperature changes Resistance against supply decays Standards fulfilled by the meter Electromagnetic compatibility immunity emission Safety requirements insulation ensured by the housing insulation between circuits installation category
8. pollution degree maximal working voltage in relation to ground 5096 lt 50 10 61000 6 2 61000 6 2 61000 6 4 61010 1 dual basic 111 2 600 V 29 7 ORDERING CODES Execution codes for the N10 network parameter meter Table 7 NETWORK PARAMETER METER wo x x x Input current In 1A X 1 1 2 acc order 9 Input phase voltage Un 100 V 400 V acc order Digital output without interface 0 with RS 485 interface Display red digits green digits 2 Power supply 85 250 V d c or a c 40 400 Hz 0 acc order 9 Kind of execution standard 00 custom made 99 Acceptance tests without additional requirements with a quality inspection certificate acc customer s agreements lt after agreement with the manufacturer the execution numbering will be made by manufacturer 30 ORDERING EXAMPLE code N10 2 1 1 2 0 00 1 means input range 5 100 V RS 485 interface green displays power supply 85 250 V d c a c standard execution with a quality inspection certificate 8 MAINTENANCE AND GUARANTEE The N10 meter does not require any periodical maintenance In case of some incorrect unit operations 1 In the period of 12 months from the date of purchase One should take the meter down from the installation and r
9. L2 L3 Active energy from external counter M k Wh Reactive energy from external counter M k VArh Apparent energy from external counter M k VA Date day month Date year Time hours minutes Time secondes THD of the phase L1 voltage THD of the phase L2 voltage THD of the phase L3 voltage THD of the phase L1 current THD of the phase L2 current THD of the phase L3 current In the case of parameters 40 50 the denominations V and A have got a conventional character distinguishing the given parameter the basic quantity in 23 In order to define pages one must enter into the mode pressing 79 Go CA keys set number of user s pages from the range 00 20 Accept by the key the chosen mode If the number of pages is set 00 it means that user did not decide to define own pages and chose 7 pages programmed by the manufacturer Manufacturer s settings shown below Page 1 Page 2 Page 3 Page 4 U12 k V P Mk W Ues k V MK W Us1 k V Ps Mk W Us k V P Mk W Mk Wh Mk Var EnB Mk VArh S Mk VA EnS Pf f If a non zero number of pages has been set then one must define the page contents nn page number kk quantity code acc to the table 5 35 0 U K K K RK 24
10. LUMEL S A ul Sulechowska 1 65 022 Zielona Gora Poland Tel 48 68 329 51 00 exchange Fax 48 68 329 51 01 e mail lumel lumel com pl http www lumel com pl Export Department Tel 48 68 329 53 02 or 04 Fax 48 68 325 40 91 e mail export lumel com pl
11. POWER NETWORK PARAMETER ANALYSER N10 SERVICE MANUAL CE POWER NETWORK PARAMETER ANALYSER 10 Service manual T APPLICATION edo ett 5 2 METER nennen 5 S INSTAEEATION erret fe oit cette 6 3 1 FITTING E 3 2 EXTERNAL CONNECTION DIAGRAMS eee 7 4 PROGRAMMING 12 4 1 FACEPLATE DESCRIPTION 12 4 2 N10 OPERATING MODES 14 4 2 1 MEASURING MODE 15 4 2 1 1 Measurement of voltage and current harmonics 16 4 2 2 TIME SETTING MODE t 17 4 2 3 PARAMETER CONFIGURATION MODE S 18 4 2 4 ALARM CONFIGURATION MODE 20 4 2 5 PAGE CONFIGURATION MODE 22 5 ERRORCODES 6 TECHNICAL DATA TORDERING CODES asan newest gale 8 MAINTENANCE AND GUARANTEE March 2007 KZ 1268 06 1 APPLICATION N10 type meter is programmable digital instrument destined to measure parameters in three phase 3 or 4 wire power networks in symmetric and asymmetric systems with the simultaneous display of measured quantities and the digital transmission of their values and their conversion into an analog standard signal This meter enables the control a
12. cc table 5 switc Two si quan Two si switch Two si switch e outpu n value e outpu ff value a y a ol a ate outpu ol a ol a o Time lag of alarm Delay of alarm action di switching on The entry into the mode of alarm setting is not protected by the access code Alarms are active if they were attributed i e ifa measured guantity different than zero table 5 has been attributed to them One must notice that alarms concern chosen quantities in the basic configura tion mode S and they are not related with quantities displayed on the page If the quantity value related to the alarm exceeds the declared threshold the two state output corresponding to this alarm will be switched on relay and the symbol Ai will be lighted If the quantity value decreases below the alarm threshold the two state output is switched off but the Ai signalling remains until the time of its cancellation by means of the ESC key The Aion lt AioF setting causes the alarm inverse action i e the output is switched on if the prescribed value decreases below the Aion value and the output is switched off if the value increases above the AioF threshold 21 4 2 5 Page configuration mode P This mode is used to select quantities displayed simultaneously on meter i e to define user s pages A list of possible quantities and their codes are in
13. d minutes is similar to the setting of the year month and day after min minutes causes the memorization of set values and the exit from the mode The seconde counter is not be set but it is zeroed when accepting minutes This means that in order to obtain an accurate timer set ting one must wait till a full minute and then press the key ENTER 4 2 3 Parameter configuration mode 5 This mode is destined to set meter parameters input and output signal values The entry into the parameter configuration mode is protected by the access code if an access code different from zero had been introduced In the case of 0000 code password inquiry is omitted If the access code is different from zero there is the possibility of parameter reviewing but changes are locked Values are set in this mode acc the table 3 Table 3 Manu Designa Range Notice description factu tion 5 values Introduction of access SECU 0000 9999 0000 without code 0000 code Parameter name Setting of meter parameters by the manufacturer Ratio of current trans tr 1 20000 ormer gt rESt Y n Ratio of voltage trans 1 4000 ormer Quantity on the con 0 34 Quantity code acc inuous output table 5 Factor of output rescaling 80 120 Range of the continu 0 0 20 ous output 4 4 20mA 18 Quantity on the pulse outpu Quantity code acc
14. eturn it to the LUMEL s Quality Control Dept If the unit has been used in compliance with the instructions LUMEL S A guarantees to repair it free of charge 2 After the warranty period One should turn over the meter to repair in a certified service workshop The disassembling of the housing causes the cancellation of the granted guarantee Spare parts are available for the period of ten years from the date of purchase LUMEL S A reserves the right to make changes in design and specifications of any products as engi neering advances or necessity requires 31 SALES PROGRAM MEASUREMENT DIGITAL and BARGRAPH PANEL METERS CONTROL MEASURING TRANSDUCERS RECORDING ANALOG PANEL METERS DIN INSTRUMENTS ANALOG and DIGITAL CLAMP ON METERS INDUSTRIAL and HOUSEHOLD CONTROLLERS CHART AND PAPERLESS RECORDERS POWER CONTROL UNITS and INVERTERS LARGE SIZE NUMERIC and ALPHANUMERIC DISPLAYS AUTOMOTIVE DASHBOARD INDICATORS ACCESSORIES FOR MEASURING INSTRUMENTS MEASURING SYSTEMS ENERGY HEAT CONTROL CUSTOM MADE PRODUCTS WE ALSO OFFER OUR SERVICES IN THE PRODUCTION OF m ALUMINIUM ALLOY PRESSURE CASTINGS m PRECISION ENGINEERING AND THERMOPLASTICS PARTS m PRESSURE CASTING DIES AND OTHER TOOLS QUALITY PROCEDURES According to ISO 9001 and ISO 14001 international requirements All our instruments have CE mark For more information please write to or phone our Export Department LUMEL Lubuskie Zaktady Aparatow Elektrycznych
15. ge Pf active power factor 1 00 0 00 1 000 1 m v 2 Pf Power factor P S tgo factor ratio of reactive power to active power 99 9 0 99 9 1 m v 2 Error in the range 99 9 0 99 9 f frequency 15 0 500 0 Hz 0 5 THD U THD harmonics 0 2 200 0 5 mv 2 Error in the range 10 120 U 47 52 Hz Where Ku voltage transformer ratio Ki current transformer ratio m v measured value less significant display digit THDU full distorsion factor by voltage harmonics THD full distorsion factor by current harmonics 27 Power consumption supply circuit voltage circuit current circuit Supply voltage Display section Analog output Relay output Passive pulse output Passive pulse input Measurement of the harmonics Up to the 25 th THD Total Harmonic Distortion Serial interface Transmission protocol Meter reaction to decays and supply recovery Degree of protection ensured by the case acc IEC529 frontal side rear side Weight Overall dimensions Panel cut out dimensions 28 lt 12VA lt 0 5 VA lt 0 1 VA 85 250 V or a c 40 400 Hz 4 x 5 LED digits 14 mm high red or green digits 0 20 mA 4 20 mA selected from the keyboard accuracy 0 596 3 relays voltageless make contacts Load capacity 250 V a c 0 5 0 2 Hz 12 50 V d c
16. lay section Unit displayed guantity signalling of the displayed phase signalling ESC left value value right ENTER resignation displacement decreasing increasing displacement acceptation key key key key key key Fig 5 View of the N10 meter faceplate The N10 meter has 6 keys four 5 digits display sections and il luminated symbols and parameter units Values of measured parameters are shown on active pages selected by successive pressures of the J key A page consists of 4 optional quantities chosen from the table 5 and displayed simultaneously on the meter The page definition is described in the configuration mode P 12 Table 1 ENTER acceptance key Right displacement key Value increase key Value decrease key Left displacement key ESC resignation key The assignment of individual keys is as follows lt It is destined to accept introduced value during the tion It enables the change of pages in the measuring mode A Keys They are destined to change the digit value on the decimal posi tion during the programmation They enable the display of suitably minimal and maximal values Keys They allow the cursor displacement to successive decimal posi tions during the programmation and enable the change of display luminosity Key This key enables in anytime the resignation of carried out operations It cancels alarm
17. nd optimization of power electronic devices systems and industrial installations It ensures the measure ment of RMS voltage and current active power and energy reactive power and energy power factors frequency 15 minutes active mean powers Voltages and currents are multiplied by given voltage and current ratios of voltage and current measuring transformers Power and energy indications take into consideration values of programmed ratios This meter indicates additionally the actual time The value of each measured quantity can be transmitted to the superordinated system through the RS 485 interface One of the chosen quantity can be additionally transmitted by means of a standard current signal three relays outputs can be used to signalize exceedings of chosen quantities a pulse output to control energy counters with pulse inputs and a pulse input to check counters having pulse outputs Measurements are carried out by the sampling method of voltage and current signals The meter is adapted to be fixed into a pannel by means of holders 2 METER SET The set includes N10 type meter 1 pc service manual 1 pc guarantee card 1 pc holders to fix into a pannel 4 pcs Additionally for the execution with interface service manual of the serial interface 1 pc service manual of the WIZPAR program 1 pc lead of the RS 485 interface 1 pe matching resistor 1 pe diskette for the WIZPAR program 1 pc 3 INSTALLATION
18. ring mode Values of different quantities are displayed acc programmed pages by the manufacturer or configurated by the user in the P mode The change of page is realized by pressing the Key The sequence of displayed pages is proceeded acc the table formed in the P mode The monitoring of maximal or minimal values is realized when press ing respectively the C4 JorC key The cancellation of maximal or minimal values is realized when pressing the key during the monitoring of these values i e at first the C Jor X key must be pressed and after the ce key Alarms are active if they were allocated One must notice that alarm do not need to be related to guantities displayed on the page because a change of page would cause an action on two state outputs 15 4 2 1 1 Measurement of voltages and current harmonics The selection of harmonics is made by pressing LET amp y keys for reviewing current harmonic or by A keys for review ing voltage harmonics H 111 0 2 r 0 3 The selected U1 U2 U3 or 11 12 guantity is signalled by the flash ing of the suitable digit One must choose by the key the required quantity and press the 4 key The following quantities will be displayed Where w n chosen quantity e g 0 1 n n harmonic number Xxx x value of the n th harmonic The harmonic number
19. s in measuring mode 13 4 2 N10 operating modes The N10 meter has 5 operating modes represented on the table 2 Table 2 CALLING OUT OUTPUT Measuring Understood Through input to another mode Time setting in SETUP or after the procedure last parameter Parameter configuration Alarm configuration in SETUP or after the procedure last parameter in SETUP 249 43 after the procedure last parameter Page in SETUP or A after the configuration procedure last parameter After its switching on the meter makes tests informing by the announcement where h2 02 No of the actual program version After tests carrying out the meter enters into the measuring mode and displays the page positioned before switching off The entry into another mode is made in the SETUP procedure In order to enter in the SETUP procedure one should press two keys es amp during ca 3 seconds until the audible signal will be switched off 14 Choose by means of keys the appropriate mode The active mode t P S or A is signalled by the flashing of the suitable symbol Accept the chosen mode by the key The return from other modes into the measuring mode is carried out by means of the GJ or 4 key after the last parameter in t S and A modes after the last page in the P mode 4 2 1 Measu
20. serted the table 5 Table 5 Quantity name Without quantity display extinguished Phase 1 voltage Line L1 current Phase L1 active power Phase L1 reactive power Phase L1 apparent power Phase L1 active power factor Pf P Phase L1 to factor tp Q P Phase L2 voltage Line L2 current Phase L2 reactive power M k VAr M K VA Phase L2 apparent power Phase L2 active power M k W Phase L2 active power factor Pf 5 Pf Phase L2 to factor tp Q P to L2 Phase 3 voltage L3 Line L3 current L3 Phase L3 active power L3 Phase L3 reactive power L3 Phase L3 apparent power L3 Phase L3 active power factor Pf PJ 5 L3 Phase L3 to factor tp QJ P L3 Average 3 phase voltage 1 2 3 Average 3 phase current L1 L2 L3 22 3 phase active power M k W L1 L2 L3 3 phase reactive power M k VAr L1 L2 L3 3 phase apparent power M k VA L1 L2 L3 Active power factor Pf P S L1 L2 L3 Average 3 phase t factor OP 11 213 Freguency Voltage between lines 11 12 L1 L2 Voltage between lines L2 L3 213 Voltage between lines L3 L1 L3 L1 Average between lines voiltage L1 L2 L3 15 minutes average active power M k W 1 23 3 phase active energy M k Wh L1 L2 L3 3 phase reactive energy M k VArh L1 L2 L3 3 phase apparent energy M k VAh L1
21. up to the 25th harmonic can be changed by means of keys The active position is signalled by the cursor One can return to display the selection of reviewed harmonics by pressing the ce key A successive pressure of the ce key means the return to the measuring mode For wrong THD indications successive harmonic values will not be displayed 16 NOT CE Indications appear when the parameter 22 will be switch on in the SETUP mode i e the selection of the harmonic measurement and the assumptions concerning the measurement will be fulfilled 4 2 2 Setting time mode After the entry into the SETUP procedure one must choose the mode t by pressing 7 A key and the lt key Following values will be displayed did Where yyyy year mm month dd day By means of l c J J keys required values can be set i e the position of the decimal digit can be choosen by the gt Jkey the digit value by the Y Jor A The cursor signalizes the active position The set value can be accepted by the key or cancelled by the key and comes back into the measuring mode A causes the arrangement on the successive parameter lt after dd day causes the transition to hours and minutes settings Where hh hours mm minutes SS secondes 17 The setting of hours an
22. values by means of L4 C gt Jkeys one can choose the position of the decimal digit by pressing the C Jor digit value by pressing the Cro key The active position is signalled by the cursor One can accept the established value by pressing the key or cancel it by pressing the ce key and come back to the measur ing mode CA causes the setting on the successive parameter after the last parameter causes the memorization of setting values and the exit from the mode 5 Notice PA SzY means that the average power P will be brought up to date every 15 30 or 60 minutes synchronized with the internal virtual timer PA 5 means that the average power will be calculated for the last 15 30 or 60 minutes and brought up to date every 1 seconde so called moving window 4 2 4 Alarm configuration mode A This mode serves to attribute the quantity to alarms Set the thresholds setting of alarm switching on and off also the direction of alarm action 20 Table 4 Manu Notice description factu rer s values Designa Parameter name tion Quantity code table 5 Two si quanti Two si switch Two si switc Two si quanti Two si switch Two si h t e outpu Ain 2 e outpu n value e outpu ff value e outpu Quantity code acc table 5 value ff value e outpu Quantity code a
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