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MT830/MT831 - SMS Metering

1. Common G 40 Pulse output for active energy A make contact AA 41 l Pulse output for active energy A make contact AA 42 Pulse output for reactive energy R make contact RA 43 i Pulse output for reactive energy R make contact AA 44 Figure 26 MIO module terminals 22 3 Communication module type designation for MT831 meters only MK f3n m MK Communication module active CS interface 20 mA current loop for multidrop communication passive CS interface 20 mA current loop RS 232 interface RS 485 interface for multidrop communication module with modem the first communication interface type of modem PSTN modem GSM modem ISDN modem GSM GPRS modem Ethernet the second communication interface passive CS interface 20 mA current loop RS 232 interface RS 485 interface gt O0 PN 5 EN EE ll D OD Hon mom n N 0M XO OO to 3 nou a ow NM a m m m 22 3 1 Communication module options MK 2 3 RS 232 amp RS 485 interface MK 1 3 CS interface amp RS 485 interface MK 3 3 RS 485 interface amp RS 485 interface MK f37 3 PSTN modem CS RS 485 interface amp RS 485 interface gt module enables multidrop communication 37 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter MK f38 3 GSM modem CS RS 485 interface amp RS 485 interface gt module enables multidrop communication MK f39 3 ISDN modem CS RS 485 interface amp RS 48
2. Phase S last ended measurement period demand register 1 0 41 5 0 52 P last ended measurement period in phase S demand register ISKRAEMECO OBIS code 1 0 42 5 0 1 0 43 5 0 1 0 44 5 0 1 0 45 5 0 1 0 46 5 0 1 0 47 5 0 1 0 48 5 0 1 0 49 5 0 1 0 50 5 0 MT830 MT831 Three phase electronic multi function meter Data name P last ended measurement period in phase S demand register Q last ended measurement period in phase S demand register Q last ended measurement period in phase S demand register Q1 last ended measurement period in phase S demand register Q2 last ended measurement period in phase S demand register Q3 last ended measurement period in phase S demand register Q4 last ended measurement period in phase S demand register S last ended measurement period in phase S demand register o last ended measurement period in phase S demand register Phase S maximum demand registers t TOU registers 1 n 1 0 41 6 0 1 0 41 6 t 1 0 42 6 0 1 0 42 6 t 1 0 43 6 0 1 0 43 6 t 1 0 44 6 0 1 0 44 6 t 1 0 45 6 0 1 0 45 6 t 1 0 46 6 0 1 0 46 6 t 1 0 47 6 0 1 0 47 6 t 1 0 48 6 0 1 0 48 6 t 1 0 49 6 0 1 0 49 6 t 1 0 50 6 0 1 0 50 6 t P maximum demand in phase S register P maximum demand in phase S TOU register P maximum demand in phase S register P maximum demand in phase S TOU register Q maximum demand in phase S register Q maximum demand in phase S TOU register Q maximum demand in phase S register Q maximu
3. 0 70 6 0 1 0 70 6 t P maximum demand in phase T register P maximum demand in phase T TOU register P maximum demand in phase T register P maximum demand in phase T TOU register Q maximum demand in phase T register Q maximum demand in phase T TOU register Q maximum demand in phase T register Q maximum demand in phase T TOU register Q1 maximum demand in phase T register Q1 maximum demand in phase T TOU register Q2 maximum demand in phase T register Q2 maximum demand in phase T TOU register Q3 maximum demand in phase T register Q3 maximum demand in phase T TOU register Q4 maximum demand in phase T register Q4 maximum demand in phase T TOU register S maximum demand in phase T register S maximum demand in phase T TOU register o maximum demand in phase T register o maximum demand in phase T TOU register Phase T quality instantaneous registers 1 0 71 7 0 1 0 72 7 0 1 0 73 7 0 1 0 74 7 0 1 0 71 7 h 1 0 72 7 h 1 0 81 7 62 Average current RMS in phase T Average voltage RMS in phase T Average power factor in phase T Average frequency in phase T Average harmonics component in current h harmonics component 1 8 in phase Average harmonics component in voltage h harmonics component 1 8 in phase Phase angle in phase T 55 ISKRAEMECO F LB code LB 0080 LB 0040 LB 8102 LB 8103 LB 8104 LB 8105 LB 8106 LB 8107 LB 8108 LB 8109 LB 810A LB 810B LB 810C LB 810D LB 810E LB 810F LB 8110 LB 0020
4. 47 9 0 1 0 47 9 t 1 0 48 8 0 1 0 48 8 t 1 0 48 9 0 1 0 48 9 t 1 0 49 8 0 1 0 49 8 t 1 0 49 9 0 1 0 49 9 t 1 0 50 8 0 1 0 50 8 t 1 0 50 9 0 1 0 50 9 t MT830 MT831 Three phase electronic multi function meter Data name A Active energy export in the billing period phase S A Active energy export in the billing period phase S Q Q1 Q2 Reactive energy import in phase S total register Q Q1 Q2 Reactive energy import in phase S total register Q Q1 Q2 Reactive energy import in the billing period phase S Q Q1 Q2 Reactive energy import in the billing period phase S Q Q3 Q4 Reactive energy export in phase S total register Q Q3 Q4 Reactive energy export in phase S total register Q Q3 Q4 Reactive energy export in the billing period phase S Q Q3 Q4 Reactive energy export in the billing period phase S Q1 Reactive energy inductive import in phase S total register Q1 Reactive energy inductive import in phase S total register Q1 Reactive energy inductive import in the billing period phase S Q1 Reactive energy inductive import in the billing period phase S Q2 Reactive energy capacitive import in phase S total register Q2 Reactive energy capacitive import in phase S total register Q2 Reactive energy capacitive import in the billing period phase S Q2 Reactive energy capacitive import in the billing period phase S Q3 Reactive energy inductive export in phase S total register Q3 Reactive ene
5. LB 0008 LB 2000 LB 4000 LB 0001 LB 8117 LB 8118 LB 8119 LB 811A LB 811B LB 811C LB 811D LB 811E LB 811F LB 8120 LB 8121 LB 814E LB 814F LB 8150 LB 8151 LB 8152 LB 8153 LB 8154 LB 8155 LB 8156 LB 8157 LB 815E LB 815F LB 8158 LB 8159 LB 815A LB 815B LB 815C LB 815D 56 MT830 MT831 Three phase electronic multi function meter 25 Appendix B Log book events Data name Power down Power up Voltage down phase L1 Voltage down phase L2 Voltage down phase L3 Under voltage phase L1 Under voltage phase L2 Under voltage phase L3 Voltage normal phase L1 Voltage normal phase L2 Voltage normal phase L3 Over voltage phase L1 Over voltage phase L2 Over voltage phase L3 Billing reset RTC sync start RTC sync end RTC Set DST Log Book erased Load Profile erased Device disturbance Parameters changed Watch dog Fraud start Fraud end Terminal cover opened Terminal cover closed Main cover opened Main cover closed Master reset Parameter changed via remote comm Scheduled parameter change Full Technical Log Book Unable to send SMS alarm Intrusion reset Previous values reset Current without Voltage phase L1 start Current without Voltage phase L2 start Current without Voltage phase L3 start Current without Voltage phase L1 end Current without Voltage phase L2 end Current without Voltage phase L3 end Wrong password login Password changed COM module inserted b
6. also be presented in the status flags on the LCD When the meter is powered via measuring voltages or auxiliary power supply the opening time stamp present the real actual time 24 SKRAEMECO TT MT830 MT831 Three phase electronic multi function meter Example A terminal and a meter cover were opened during normal meter operation gt meter was powered by measuring voltages 060317115820 0080 060317125820 0040 Y gt power down X 060317132820 0020 X X X gt power up gt time setting time setting gt terminal cover opened gt meter cover opened eau N S 060317134520 0020 060317135940 811B 060317140015 811D The meter also detects the TCO and MCO in case of power down but without the real time of such event Meter electronics detects only opening event while date and time in such case are related to the first power up Example A terminal and a meter cover were opened during power down 060317115820 0080 power down gt meter and terminal cover were opened during this time 060317145820 0040 power up 060317145821 811B terminal cover opened 060317145821 811D gt meter cover opened After installing the meter at least TCO event is registered in the meter Logbook or in the status flag on the LCD To restart the TCO and MCO registering Intrusion Restart function must be implemented This function is accessible by using the black and the red key or remot
7. copyrighted registered and unregistered or trademarked property of Iskraemeco d d and are protected under applicable trademark and copyright law Unauthorized use may be subject to criminal and material liability 1 List of standards e EC 60068 2 1 Environmental testing Part 2 1 Tests Test A Cold e EC 60068 2 2 Environmental testing Part 2 2 Tests Test B Dry heat e EC 60068 2 30 Environmental testing test Db Damp heat cyclic test Variant 1 e IEC 61000 4 2 Electromagnetic compatibility EMC Part 4 2 Testing and measurement e techniques Electrostatic discharge immunity test e IEC 61000 4 3 Electromagnetic compatibility EMC Part 4 3 Testing and measurement e techniques Radiated radio frequency electromagnetic field immunity test amp IEC 61000 4 20 Testing and measurement techniques Emission and immunity testing in transverse electromagnetic TEM waveguides e IEC 61000 4 4 Electromagnetic compatibility EMC Part 4 4 Testing and measurement e techniques Electrical fast transient burst immunity test e IEC 61000 4 5 Electromagnetic compatibility EMC Part 4 5 Testing and measurement e techniques Surge immunity test e IEC 61000 4 6 Electromagnetic compatibility EMC Part 4 6 Testing and measurement e techniques Immunity to conducted disturbances induced by radio frequency fields e IEC 61000 4 12 1995 Electromagnetic compatibility EMC Part 4 12 Testing and me
8. module parameters setting is predefined in the module EEPROM The module is pre programmed in the factory baud rate parity stop bit some special modem settings After inserting the module in the meter the meter automatically accepts the module parameters a plug and play module e Communication module parameters setting is not predefined in the module EEPROM All settings regarding the communication modem accept from the meter parameters The modem is automatically initialized after predefined period or meters internal initializations Figure 12 Communication module parameters Each module has two independent communication interfaces which enables simultaneous meter reading Communication interfaces are isolated from each other Additional special programming for example PSTN modem is possible with the MeterView 4 program Communication module designation MK the 1 communication interface the 2 communication interface 23 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter For example MK f38 3 First communication interface MK f38 3 e f active CS interface e 3 RS 485 interface e 8 GSM modem itis possible to establish multi drop communication via RS 485 and CS communication interface Second communication interface MK 3 e 3 RS 485 second independent RS 485 communication interface Besides communication towards the centre the modules also offer possi
9. presentation gt TEST mode Resetting the LCD statuses of meter and terminal cover opening gt Intrusion restart mode Format and data units are programmed At transformer operated meters displayed measuring data can be primary or secondary Besides measuring data the energy flow direction presence of phase voltages display of individual events meter statuses and alarms can be displayed 10 1 Keys The meter is equipped with three keys Black gt DISPLAY key is used for transition from a basic to an extended data display mode Red gt RESET key is used for billing meter reset or in combination with the DISPLAY key for setting certain meter parameters SET TEST or Intrusion restart meter operation mode The RESET key is sealed separately or it can be locked PARAM key is under the meter cover and is used for setting meter parameters in the laboratory 11 Communication interfaces An optical communication interface is located on the meter basic board One of communication interfaces that are intended for remote meter readout CS or RS 232 or RS 485 can be mounted on customer demand The meter is provided with two independent communication channels 11 1 IR communication interface The optical communication interface enables a user to set the meter parameters and read the measuring results registers reading logbook reading load profile reading reading individual registers sending individual commands 11 1 1 M
10. 1 9 0 1 9 t 2 8 0 2 8 t 2 9 0 2 9 t 3 8 0 3 8 t 3 9 0 3 9 t 4 8 0 4 8 t 4 9 0 4 9 t 5 8 0 5 8 t 5 9 0 5 9 t 6 8 0 6 8 t 6 9 0 6 9 t 7 8 0 7 8 t 7 9 0 7 9 t 8 8 0 8 8 t 8 9 0 8 9 t 9 8 0 9 8 t 9 9 0 9 9 t 10 8 0 10 8 t 10 9 0 10 9 t Data name A Active energy import total register A Active energy import TOU register A Active energy import in the billing period total register A Active energy import in the billing period TOU register A Active energy export total register A Active energy export TOU register A Active energy export in the billing period total register A Active energy export in the billing period TOU register Q Q1 Q2 Reactive energy import total register Q Q1 Q2 Reactive energy import TOU register Q Q1 Q2 Reactive energy import in the billing period total register Q Q1 Q2 Reactive energy import in the billing period TOU register Q Q3 Q4 Reactive energy export total register Q Q3 Q4 Reactive energy export TOU register Q Q3 Q4 Reactive energy export in the billing period total register Q Q3 Q4 Reactive energy export in the billing period TOU register Q1 Reactive energy inductive import total register Q1 Reactive energy inductive import TOU register Q1 Reactive energy inductive import in the billing period total register Q1 Reactive energy inductive import in the billing period TOU register Q2 Reactive energy capacitive i
11. 5 0 1 0 26 5 0 1 0 27 5 0 1 0 28 5 0 1 0 29 5 0 1 0 30 5 0 P last ended measurement period in phase R demand register P last ended measurement period in phase R demand register Q last ended measurement period in phase R demand register Q last ended measurement period in phase R demand register Q1 last ended measurement period in phase R demand register Q2 last ended measurement period in phase R demand register Q3 last ended measurement period in phase R demand register Q4 last ended measurement period in phase R demand register S last ended measurement period in phase R demand register o last ended measurement period in phase R demand register Phase R maximum demand registers t TOU registers 1 n 1 0 21 6 0 1 0 21 6 t 1 0 22 6 0 1 0 22 6 t 1 0 23 6 0 1 0 23 6 t 1 0 24 6 0 1 0 24 6 t 1 0 25 6 0 1 0 25 6 t 1 0 26 6 0 1 0 26 6 t 1 0 27 6 0 1 0 27 6 t 1 0 28 6 0 1 0 28 6 t 1 0 29 6 0 1 0 29 6 t 1 0 30 6 0 1 0 30 6 t P maximum demand in phase R register P maximum demand in phase R TOU register P maximum demand in phase R register P maximum demand in phase R TOU register Q maximum demand in phase R register Q maximum demand in phase R TOU register Q maximum demand in phase R register Q maximum demand in phase R TOU register Q1 maximum demand in phase R register Q1 maximum demand in phase R TOU register Q2 maximum demand in phase R register Q2 maximum demand in phase R TOU register Q3 maximum demand in pha
12. 5 interface gt module enables multidrop communication MK 38a 3 GSM GPRS modem RS 485 interface amp RS 485 interface gt module enables multidrop communication MK 3e 3 Ethernet RS 485 amp RS 485 interface gt module enables multidrop communication MK MB 3 e 3 MODBUS Ethernet interface RS 485 amp RS 485 interface gt module enables multidrop Communication GSM GPRS communication module MK 38a 3 Connector for FME antenna Two RS485 interfaces Figure 27 GSM GPRS communication module MK 38a 3 GSM communication module MK f38 3 Connector for FME cecondarye RS 465 and CS communication antenna independent RS 485 interface far multi drop cascading interface CS must be shortcut Figure 28 GSM communication module MK f38 3 38 SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter Module marking MK 38a 3 ees i AB fl aes al r a s sz M os mda DME l i Ute E BEEN Connection diagram k i l i h j SEE T oT TIE ISKFUA tai inl Toe uS AT es i No 49222682 per No 036 000 26 VO OLEO Figure 29 Module marking and connection diagram on communication module gt lM cardholder Figure 30 SIM card holder at the GSM communication module 39 SKRAEMECO MT830 MT831 Three phase electronic multi function meter Installation of the SIM card SIM card must be enabled for data transfer 1 Remove the GSM or GSM GPRS mod
13. 8 2 6 Basic envirionmental testing procedures Tests Tests Fc Vibration sinusoidal MT830 MT831 TD eng V1 7 docx SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 2 Safety eee 2 1 Responsibilities The owner of the meter is responsible to assure that all authorized persons who work with the meter read and understand the parts of the User Manual and Installation and Maintenance Manual that explains the safe handling with the meter The personnel must be sufficiently qualified for the work that will be performed The installation personnel must possess the required electrical knowledge and skills and must be authorised by the utility to perform the installation procedure The personnel must strictly follow the safety regulations and operating instructions written in the individual chapters in this User Manual and in the Installation and Maintenance Manual The owner of the meter respond specially for the protection of the persons for prevention of material damage and for training of personnel 2 2 Safety instructions gt CAUTION At the beginning of handling with the meter the meter should be carefully taken out of the box where it was packed This should prevent the meter from falling as well as any other external or internal damage to the device and personal injuries Should such an incident occur despite all precautions the meter may not be installed at the metering point as such damage may result in
14. Cancel Select higher settings for faster performance Defaults Hi HecemeButfer Low Aiandi 14 Transmit Butter Low 7 a COM Fort Number COM Figure 38a COM settings or 45 SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter Advanced Settings for COMI BEEN i A xl v Use FIFO buffers requires 16550 compatible USAT Select lower settings to correct connection problems c ance Select higher settings For Faster performance Receive Buffer Low 1 High 14 Transmit Buffer Low 1 High 16 Defaults dis COM Part Number COM T Figure 38b COM settings Advanced Settings for COMI Ex 3 xl Iw Use FIFO buffers requires 16550 compatible UART Select lower settings ta corect connection problems Cancel Select higher settings for faster performance Receive Buffer Low 1 High 14 Defaults e High 15 Transmit Buffer Low 1 COM Fort Number COM Figure 38c COM settings 46 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 24 Appendix A OBIS codes and data names OBIS code Three phases energy registers t TOU registers 1 n 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 8 0 1 8 t
15. IS code 1 0 3 2 0 1 0 3 2 t 1 0 4 2 0 1 0 4 2 t 1 0 5 2 0 1 0 5 2 t 1 0 6 2 0 1 0 6 2 t 1 0 7 2 0 1 0 7 2 t 1 0 8 2 0 1 0 8 2 t 1 0 9 2 0 1 0 9 2 t 1 0 10 2 0 1 0 10 2 t MT830 MT831 Three phase electronic multi function meter Data name Q cumulative demand total register Q cumulative demand TOU register Q cumulative demand total register Q cumulative demand TOU register Q1 cumulative demand total register Q1 cumulative demand TOU register Q2 cumulative demand total register Q2 cumulative demand TOU register Q3 cumulative demand total register Q3 cumulative demand TOU register Q4 cumulative demand total register Q4 cumulative demand TOU register S cumulative demand total register S cumulative demand TOU register S cumulative demand total register o cumulative demand TOU register Three phases momentary demand registers 1 0 1 4 0 1 0 2 4 0 1 0 3 4 0 1 0 4 4 0 1 0 5 4 0 1 0 6 4 0 1 0 7 4 0 1 0 8 4 0 1 0 9 4 0 1 0 10 4 0 P momentary demand register P momentary demand register Q momentary demand register Q momentary demand register Q1 momentary demand register Q2 momentary demand register Q3 momentary demand register Q4 momentary demand register S momentary demand register o momentary demand register Three phases last ended measurement period demand register 1 0 1 5 0 1 0 2 5 0 1 0 3 5 0 1 0 4 5 0 1 0 5 5 0 1 0 6 5 0 1 0 7 5 0 1 0 8 5 0 1 0 9 5 0 1 0 10 5 0 P last ended measurem
16. ISKRAEMECO T Energy Measurement and Management MT830 MT831 Three phase electronic multi function meter for industry Technical Description EAD 020 611 368 Version 1 7 27 05 2013 rt rir yt j n r 1 Ys 7 3 to XE eA a ME tips MT830 MT831 TD eng V1 7 docx ISKRAEMECO T Energy Measurement and Management Table of contents 1 EISFOF Standards mt E 3 AOI aac T E 4 VN EIdesaielu cV 4 2 2 Safety instructions E RR 4 S R MUTT 97 UCONN BORRE BERNER RER TERE NERE 11 4 LIdu ijt 12 5 CODSHIUen DOES oisi ness ere fuss Ure Itu n las ed RU RUE 14 Oy Ve IVICA SUITING SY SiC II NE 14 DA Hsu n 15 v NE Ic i tccs AU 15 VW C 15 6 HIE Lii aA E EAA RER ERER 16 7 Maximum demand indicator 11scssccccncccensccnnnscnnenenncnnnsceenseensensssensesensssensenenseness 16 6 LOG POMC 16 9 Registration of energy power ssccccccsneecccccnnnnnnenscneensessenaenssssenanenssssenaenssssennanes 16 10 INS OLAV 17 POET IOVS n 18 11 Communication Interfaces 222 curae UERa menn xu adul A nana RaEB RAE Cua E
17. MT830 MT831 Three phase electronic multi function meter Terminal cover opening detector Position 0 Position 1 Sliding voltage bridge Auxiliary Terminal terminals cover sealing Figure 17 Terminal block constituent parts for direct connected meter Terminal block 17 1 Terminal block A terminal block complies with the standard It is made of high quality polycarbonate that assures resistance to high temperatures voltage breakdown and mechanical strength 17 2 Current terminals Direct connected meter Connection terminals are made of nickel plated steel and have two screws per terminal Figure 18 Current terminals at direct connected meter version 28 ISKRAEMECO T MT830 MT831 Three phase electronic multi function meter CT connected meter Connection terminals are made of solid brass and have two screws per terminal fom 6 Figure 19 Current and voltage terminals at CT connected meter version 17 3 Auxiliary voltage terminals Direct connected meter The meter can be equipped with max four auxiliary voltage terminals L1 L2 L3 N They enable simple connection of additional external devices 17 4 Sliding voltage bridge at direct connected meter Sliding voltage bridges are intended for fast and simple separation of a meter current and voltage circuit used for calibration or accuracy testing In each phase of the connection terminal a special plastic slider is built in I
18. R RE ER RON uA Edu UE 18 11 1 IR communication interface eeeseesssssseees seien nnns nnn aan 18 11 1 1 Meter reading in absence of measuring voltages option 18 11 2 RS 485 interface iier tar etat ERE Re EE PAE PA a RAN PARATUR ROOM Ee EUR Ede duda 19 NECWIIOLIZS E 9 9 20 11 4 CS communication interface cease esae eese annes nana nnn nans 21 12 Input output module MT831 meter only eee nn nn enne 21 13 Communication module MT831 meter only 23 DAU OV OVC TOR Pets 24 14 1 Detection of meter cover and terminal cover opening 2 24 15 Handling With The meter LEE EEN 25 15 CONNECHOR DFOCBULITG oiii bises ioi orga eee 25 16 1 3phase 3wire CONMC CHO 26 FEE SIL D ne 26 Fan PEE 4 29 2 DOCK Hc 28 To CG I HRS RITE AIS oscar E 28 17 3 Auxiliary voltage terminals eese esee nennen nnns 29 17 4 Sliding voltage bridge at direct connected meter 29 acm Cle Iu MEC 30 Waco p T 30 Ts AN 31 19 VIBEN ICC outset E 31 20 CHEME 31 21 Technical CANE E E M 32 22 TYDE OCSIQN ANON n 35 22 1 Meter
19. S maximum demand total register S maximum demand TOU register Three phases quality instantaneous registers 1 0 1 0 1 0 1 0 1 0 1 0 1 0 11 7 0 12 7 0 13 7 0 14 7 0 11 7 h 12 7 h 15 7 0 Average current RMS Average voltage RMS Average power factor Average frequency Average harmonics component in current h harmonics component 1 8 Average harmonics component in voltage h harmonics component 1 8 2 Li Active power abs QI QIV abs QII QIlI Phase R energy registers t TOU registers 1 n 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 21 8 0 21 8 t 21 9 0 21 9 t 22 8 0 22 8 t 22 9 0 22 9 t 23 8 0 23 8 t 23 9 0 23 9 t 24 8 0 24 8 t 24 9 0 24 9 t 25 8 0 25 8 t 25 9 0 25 9 t 26 8 0 26 8 t 26 9 0 26 9 t 2 8 0 27 8 t A Active energy import in phase R total register A Active energy import in phase R TOU register A Active energy import in the billing period phase R A Active energy import in the billing period TOU register phase R A Active energy export in phase R total register A Active energy export in phase R TOU register A Active energy export in the billing period phase R A Active energy export in the billing period TOU register phase R Q Q1 Q2 Reactive energy import in phase R total register Q Q1 Q2 Reactive energy impo
20. Zusatzeinrichtungen from november 2011 MT83y meters can be installed in photovoltaic and cogeneration systems The meter consists of a polycarbonate housing electronics for measuring and processing measuring data input output as well as communication electronics Two different meter versions are available e MT830 a closed meter version with additional six terminals which could be used for o communication interface o functional or impulse inputs o functional outputs o external power supply La E f E P E Lx B au 4 4 i r 3 L L t 1 gt j r 2 E 7 p A L F a d 4 re tr 3 2 i i Figure 1 MT830 a closed meter version e MT831 a modular meter version with communication MK and input output MIO module which could be subsequently built into the meter and six additional terminals 11 SKRAEMECO MT830 MT831 Three phase electronic multi function meter Figure 2 MT831 a modular meter version 4 Meter characteristics Measuring active energy power Measuring reactive energy power in four quadrants and or a sum of energies by individual quadrants e g Q1 Q2 and Q3 Q4 Measuring apparent energy power e Calculating cumulative power Measuring and displaying parameters of energy quality rms voltage values by phases Current by phases harmonic components in voltage and current up to the g harmonic power factor per phase an
21. ad COM module inserted OK COM module out IO module inserted bad IO module inserted OK IO module out ISKRAEMECO LB code LB 8160 LB 8161 LB 8162 LB 8163 LB 8164 LB 8165 LB 8166 LB 8167 LB 8168 LB 8169 LB 816A LB 816B LB 816C LB 816D LB 816E LB 8171 LB 8172 LB 8173 MT830 MT831 Three phase electronic multi function meter Data name Start DST changed End DST changed Low battery Inverted current start phase L1 Inverted current end phase L1 Inverted current start phase L2 Inverted current end phase L2 Inverted current start phase L3 Inverted current end phase L3 Unbalanced by current start Unbalanced by current end Unbalanced by voltage start Unbalanced by voltage end External alarm Alarm output set External alarm 2 External alarm 3 External alarm 4 57 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 26 Appendix C Connection diagrams Connection diagram for direct connected meter Figure 39 Connection diagram for direct connected meter Connection diagram for transformer operated meter 3phase 4wire connection connection via current and or voltage transformer Figure 40 Connection diagram for transformer operated meter 3phase 4wire Connection diagram for transformer operated meter 3phase 3wire connection connection via current and voltage transformer 11819 11 K Current terminals are grounded Figure 41a Connection diagram for trans
22. allers Where there are no national requirements for competence the following criteria shall be used in assessing the competence of installers knowledge of electricity experience of electrical work understanding of the installation to be worked on and practical experience of that work understanding the hazards which can arise during the work and the precautions to be observed ability to recognize at all times whether it is safe to continue working According to the basic principles either the nominated person in control of the electrical installation or the nominated person in control of the work activity shall ensure that specific and detailed instructions are O SKRAEMECO TT MT830 MT831 Three phase electronic multi function meter given to the personnel carrying out the work before starting and on completion of the work Before starting work the nominated person in control of the work activity shall give notification to the nominated person in control of the electrical installation of the nature place and consequences to the electrical installation of the intended work Tools equipment and devices shall comply with the requirements of relevant National or International Standards where these exist Tools equipment and devices shall be used in accordance with the instructions and or guidance provided by the manufacturer or supplier Any tools equipment and devices provided for the purpose of safe operation of or work on with or near el
23. arges Immunity to electromagnetic RF fields Fast transient burst test Insulation strength Rated impulse voltage Immunity to conducted disturbances induced by radio frequency fields Surge immunity test Damped oscillatory waves immunity test Radio interference suppression Glow wire test opring hammer test 15 kV EN 61000 4 2 1995 Test with current unmodulated test field strength 10 V m Test without current unmodulated test field strength 30 V m IEC 61000 4 3 Ed 3 0 4kV IEC 61000 4 4 Ed 2 0 4 KVims 50 Hz 1 min Voltage measurement circuit 12kV Current measurement circuit 10kV for CT operated meter All circuits with a reference voltage over 40V 6kV voltage level 10 V IEC 61000 4 6 4kV IEC 61000 4 5 common mode 2 5 kV differential mode 1 0 kV IEC 61000 4 12 CISPR22 IEC 695 2 1 IEC 60068 2 75 Ingress protection IEC 60529 Protection class IEC 62052 11 Temperature ranges Operation otoring 40 C 70 C 40 C 80 C gt 95 2000m Terminals diameter CT connection 5 mm 2 screws per terminal Direct connection 9 5 mm one screw per terminal Dimensions 327 x 177 x 90 mm Table 8 Technical data 34 SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter 22 Type designation 22 1 Meter type designation M T 83x D2 T1 AnmRnmSnm EnVn2Lnm M3 K0xZ4 MT83x three phase multi function four quadrant
24. ase electronic multi function meter Example phase load is the same Phase L1 L2 L3 Load A A A Total registration 1 8 0 gt A A A A Total registration 2 8 0 gt 0 Meter registers A one phase load Arithmetical registration gt the meter could register A and A energy in the same time Example phase load is the same Phase L1 L2 L3 Load A A A Total registration Positive direction 1 8 0 gt A A 2 A Negative direction 2 8 0 gt A If the second phase is wrongly connected the meter also registers this energy with such registration type Absolute active energy A Example phase load is the same Phase L1 L2 L3 Load A A A Total registration Positive direction 1 8 0 gt A Al A 3 A With such registration the meter registers only imported energy also in case of wrong connection For measuring reactive energy a natural connection is used Internal register provides for a corresponding voltage and current phase shift MT830 MT831 meters could be provided with e three measuring systems MT830 T1 MT831 T1 transformer connected 10 Display O OOOO LCD is designed according to the VDEW requirements 8 WME MkWArh SEK ANANA SSU Cece v v v v Yv w vV vV vV w OW ar ra ra r US W O I S me NA NANA NANANA Figure 6 LCD The measuring data on LCD are displayed with eight 7 segment 8mm x 4mm high numbers Display
25. asurement techniques Oscillatory waves immunity test e CISPR 22 1997 A1 2000 IEC 61000 4 20 2003 Radio interference suppression e IEC 62052 11 Electricity metering equipment AC General requirements tests and test conditions Metering equipment e IEC 62053 21 Electricity metering equipment a c static meters for active energy classes 1 and 2 e IEC 62053 22 Electricity metering equipment a c static meters for active energy classes 0 2 and 0 5 e IEC 62053 23 Electricity metering equipment a c static meters for reactive energy classes 2 and 3 e EC 62056 21 Electricity metering Data exchange for meter reading tariff and load control Direct local data exchange e IEC 60695 2 11 Fire hazard testing part 2 11 Glowing hot wire based test methods Glow wire flammability test method for end products e EN IEC 60068 2 75 Environmental testing Part 2 75 Tests Test Eh Hammer tests e EN 50470 1 Electricity metering equipment a c Part 1 General requirements tests and test conditions Metering equipment class indexes A B and C e EN 50470 3 Electricity metering equipment Static meters for active energy classes A B and C e draft IEC 62053 24 Electricity metering equipment AC Particular requirements Static meters for reactive energy classes 0 5 S 1 S and 1 e EN IEC 60068 2 27 Basic envirionmental testing procedures Tests Tests Ea and guidance Shock e EN IEC 6006
26. ation value is subtracted from a measuring element 14 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter An output signal from Rogowski coils is related to the input of the measuring integrated current A signal is integrated amplified and multiplied with measuring voltage and sent to the microprocessor A Bi N M 1 Ui 2 iui 7h n Ui Ui Uiz amp I _ ndi _ A dBi 2 lin pua UR O Figure 5 Measuring principle Sensors and circuits are protected from overvoltage Influences of disturbance quantities are negligible which assures high meter reliability 5 2 Microcomputer A microcomputer enables e meter functions by customer s specification e storing measuring data and parameters e storing measuring data for previous billing periods factory settings is 15 billing periods e demand calculations e Load Profile function e compensating measuring protocol of voltage and current transformers e Logbook e Display control e certain supervision and control meter functions for measuring phase voltages e measuring phase voltages e measuring harmonic components in current and voltage e measuring frequency Operation of the microcomputer is controlled by a special Watch dog supervisor circuit 5 3 Real time clock A real time clock is controlled by a 32kHz quartz oscillator The clock accuracy complies with the IEC 61038 standard requirements Back up power supply sourc
27. ax for direct connected 20 Imax for indirect connected PHOTO MOS voltage free relay Make or break contact 25 VA 100 mA 275 V AC From 20 ms to 240 ms adjustable in steps by 20 ms Up to 1 km Three phase electronic multi function meter SKRAEMECO T MT830 MT831 Three phase electronic multi function meter Voltage level ON U 80V 100 240 V AC OFF U lt 20V Current consumption lt 2 mA 50V ST0mAQ240V 0 00 00 0000 O current circuit Self consumption of voltage circuits 0 5 W 1 1 VA self consumption of voltage circuits when meter is supplied from the measuring voltages 0 2 W 0 4 VA self consumption of voltage circuits when meter is supplied from the external voltage Self consumption of lt 0 1 VA phase 1 1 W 3 7 VA self consumption of the external power supply when meter is supplied from the external voltage max 2 5 W 3 VA GSM module Communication IR Max 19200 Baud IEC62056 21 CS Max 9600 Baud passive CLO in compliance with DIN 66348 Part 1 RS232 Max 19200 Baud RS485 Max 19200 Baud Protocols 62056 21 mode C with or without a password LED output Impulse frequency 40 Hz LL Impulelengthapprx 8ms amp 1 1 1 1 1 Real time clock Accuracy Crystal 6 ppm lt 3 min year at Top 25 C Back up power supply Super Cap 0 1F and Li battery ISKRAEMECO F MT830 MT831 Three phase electronic multi function meter Immunity to electrostatic disch
28. bility of cascade connection a CS interface and an RS485 interface The module enables hot swap installation modules can be changed or built into the meter during the meter operation The modules are located under the terminal cover and are not sealed with a metrological seal On costumer s request modules could be sealed with an unremovable sticker The same communication module can be built into different meter types MT831 and MT860 All modules are plug amp play type When the module is built in it sends its identification code via a data bus The module is automatically recognized by the meter and is correspondingly controlled The error on the communication module does not influence in the meter operation Figure 13 Communication module MT831 only 14 Fraud protection The meter is protected against fraud in several ways The meter cover and the terminal cover are sealed separately The RESET key is sealed or locked with a lock e Commands and accesses to individual registers are protected with three password levels e All interventions into the meter are recorded in a logbook Measuring data are stored in a nonvolatile memory on two places a primary and a secondary copy 14 1 Detection of meter cover and terminal cover opening MT830 MT831 meter detects the meter cover MCO and terminal cover TCO opening Time and date of such occurrence are written in the meter Logbook The state of the MCO and TCO opening could
29. billing period phase T A Active energy export in the billing period phase T 53 ISKRAEMECO F OBIS code 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 63 8 0 63 8 t 63 9 0 63 9 t 64 8 0 64 8 t 64 9 0 64 9 t 65 8 0 65 8 t 65 9 0 65 9 t 66 8 0 66 8 t 66 9 0 66 9 t 67 8 0 67 8 t 67 9 0 67 9 t 68 8 0 68 8 t 68 9 0 68 9 t 69 8 0 69 8 t 69 9 0 69 9 t 70 8 0 70 8 t 70 9 0 70 9 t MT830 MT831 Three phase electronic multi function meter Data name Q Q1 Q2 Reactive energy import in phase T total register Q Q1 Q2 Reactive energy import in phase T total register Q Q1 Q2 Reactive energy import in the billing period phase T Q Q1 Q2 Reactive energy import in the billing period phase T Q Q3 Q4 Reactive energy export in phase T total register Q Q3 Q4 Reactive energy export in phase T total register Q Q3 Q4 Reactive energy export in the billing period phase T Q Q3 Q4 Reactive energy export in the billing period phase T Q1 Reactive energy inductive import in phase T total register Q1 Reactive energy inductive import in phase T total register Q1 Reactive energy inductive import in the billing period phase T Q1 Reactive energy inductive import in the billing period phase T Q2 Reactive energy capacitive import in phase T total register Q2 R
30. d in phase T register Q momentary demand in phase T register Q1 momentary demand in phase T register Q2 momentary demand in phase T register Q3 momentary demand in phase T register Q4 momentary demand in phase T register S momentary demand in phase T register S momentary demand in phase T register Phase T last ended measurement period demand register 1 0 1 0 1 0 54 61 5 0 62 5 0 63 5 0 P last ended measurement period in phase T demand register P last ended measurement period in phase T demand register Q last ended measurement period in phase T demand register ISKRAEMECO OBIS code 1 0 64 5 0 1 0 65 5 0 1 0 66 5 0 1 0 67 5 0 1 0 68 5 0 1 0 69 5 0 1 0 70 5 0 MT830 MT831 Three phase electronic multi function meter Data name Q last ended measurement period in phase T demand register Q1 last ended measurement period in phase T demand register Q2 last ended measurement period in phase T demand register Q3 last ended measurement period in phase T demand register Q4 last ended measurement period in phase T demand register S last ended measurement period in phase T demand register o last ended measurement period in phase T demand register Phase T maximum demand registers t TOU registers 1 n 1 0 61 6 0 1 0 61 6 t 1 0 62 6 0 1 0 62 6 t 1 0 63 6 0 1 0 63 6 t 1 0 64 6 0 1 0 64 6 t 1 0 65 6 0 1 0 65 6 t 1 0 66 6 0 1 0 66 6 t 1 0 67 6 0 1 0 67 6 t 1 0 68 6 0 1 0 68 6 t 1 0 69 6 0 1 0 69 6 t 1
31. d or are not dangerous for the environment 13 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 5 Constituent parts The meter consists of the following units e measuring systems e microcontroller with external memory e realtime clock e LCD e optical interface e keys e LEDs e power supply o internal three phase switcher o external power supply o power supply via optical probe no power reading option with SONDA 6 OUTPUTS DIS TAMPER INPUTS MEMORY FLASH AUX Power supply C SRAM from optical probe D U FRAM witching power RTC supply multirange BACKU Externa Switching powe MEAS MEAS MEAS Adapter for svYS 1 SYS 2 SYS 3 I O and COMM R S T Modul Modul Modul Figure 3 A meter block diagram 5 1 Measuring system The measuring systems are based on Rogowski coils that measure changes on the induced voltage Current flows through a current coil Voltage is induced inside the air coils due to alternate magnetic field There are two Rogowski coils on each phase The measuring system is made of 1 current coil frame 2 current coil 3 two Rogowski coils 4 PCB Pa NSE Figure 4 Measuring system A measuring system measures induced voltage on measuring coils which is proportional to the current on input The first coil measures load energy and the second one is a compensation coil which measures outside disturbances Compens
32. d total phase angle between phase voltage and current Voltage failures e Multi tariff registration Load profiles P 01 P 02 e Log books P 98 P 99 Different display modes on LCD Meter reading in case of power down no power reading option with SONDA 6 option e VDEW designed LCD gt presence of phase voltages energy flow direction units and 11 statuses e Communications e IR interface for a local readout and meter programming IEC 62056 21 e Auxiliary terminals the main meter board MT830 amp MT831 could be equipped with up to six auxiliary terminals which could be Communication on board port MT830 only e MT830 meter could be equipped with CS interface or RS 485 interface or RS 232 interface e Communication with the meter is performed in compliance with the IEC 62056 21 standard mode C The meter operation is not affected during communication e Type of communication Serial asynchronous half duplex ISO 1177 1 start bit 12 SKRAEMECO TT MT830 MT831 Three phase electronic multi function meter data bits 1 bit parity even 1 stop bit data transfer rate 300 600 1200 2400 4800 9600 19200 Baud Each communication port supports fix baud rate for use of transparent telephone modems or communication protocol according to IEC 62056 21 standard communication sequence is started with 300 baud Communication parameters in the meter are programmable The meter
33. different hazards In such case the meter needs to be sent back to the manufacturer for examination and testing CAUTION The edges of the seal wires are sharp gt gt CAUTION The temperature of the terminal block of the connected and operating meter may rise therefore the temperature of the terminal cover may rise as well ie DANGER In case of any damage inside the meter fire explosion do not open the meter gt CAUTION The meter may be used only for the purpose of measurement for which it was produced Any misuse of the meter will lead to potential hazards gt WARNING Safety measures should be observed at all times Do not break the seals or open the meter at any time The content of this Technical description provides all information necessary for safe selection of MT 174 meter SKRAEMECO TT MT830 MT831 Three phase electronic multi function meter See the complete Technical description for detailed technical features of MT 174 and its intended use It must be consulted in all cases where symbol is marked in order to find out the nature of the potential hazards and any actions which have to be taken to avoid them The meter installation procedure is described in this Technical description For safety reasons the following instructions should be followed Only the properly connected meter can measure correctly Every connecting error results in a financial loss for the power company lt DANGER Th
34. ditional device 3 real time clock Li battery K Communication interface 0 first interface IR optical interface 1 second interface CS interface 20 mA current loop MT830 only 2 second interface RS 232 MT830 only 3 second interface RS 485 MT830 only Z Load profile recorder 4 memory capacity for load profile 512k FLASH ROM 2 2 2 Ho Hn y O Oc A D J II HU N 35 SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter 22 2 Input output module type designation for MT831 meter only MIO Vn2 Ln1 B11 MIO Input output module V Control inputs n 1 4 a number of inputs 2 control voltage is phase voltage L OptoMOS relay outputs n 1 8 a number of outputs 1 make contact B Relay outputs n 1 SA bistable relay 22 2 1 Input output module options MIO V12L51 MIO V42L81 MIO V12L41B11 Input output module MIO V12L51 Module marking Connection diagram Input output module terminals Figure 25 MIO input output module 36 SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter Example of factory preprogrammed module function of the terminals are defined in the module B 1 M40 44 42 43 44 p 35 37 kk iG ai a XS THES pem E B i OM 2 E is 8 d UL a d i Common G I 15 External synchronization for Active MPE 16 clock demand period Common G 35 I Measuring period make contact MPA 37
35. e MT174 electricity meter is the device connected to the power supply Any unauthorized manipulation of the device is dangerous for life and prohibited according to the applicable legislation Any attempt to damage the seals as well as any unauthorized opening of the terminal or meter cover is strictly forbidden DANGER Breaking the seals and removing the terminal cover or meter cover will lead to potential hazards because there are live electrical parts inside Installation companies shall implement a training policy that ensures that new installers are adequately trained understand risk and safety issues and possess the relevant skills before they commence operational duties The installer will need to recognise and understand different metering installations the meter type and various equipments associated with those installations applicable to the successful installation of the electricity meter The installer must consult and comply with local regulations and read the installation instructions written in this Technical description The installer will be considered as a public face by both the power company and its customers The installer shall adopt the highest standards of behaviour and be respectful to clients and members of the public SKRAEMECO t MT830 MT831 Three phase electronic multi function meter Before the installation procedure check if the metering point is correctly prepared for meter installation The metering po
36. e auxiliary terminals Table 2 for RS485 communication interface are available e MK 3 3 double RS485 communication e MKMB 3 e 3 MODBUS communication 19 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter At MT831 meters the communication modules with only two auxiliary terminals Table 3 for RS485 communication interface are also available e MK 38a 3 GSM GPRS communication 2x RS485 e MK f38 3 GSM communication 2x RS485 CS e MK 3 e 3 Ethernet 2x RS485 e MK f39 3 ISDN 2x RS485 CS e MK 2 3 RS232 in RS485 e MK 1 3 CS in RS485 Terminal Terminal Additional designation explanation 27 J Aterminal 29 B B terminal Table 3 RS485 terminals designation withoud GND for two auxiliary terminals mm max 1200m Meters MTa3x I TED ling sumi i 4 Figure 8 Meters connected to the modem via RS485 interface 11 3 RS 232 interface The RS 232 serial interface enables communication with maximum transmission rate 19200 bauds The MT830 meters with built in RS 232 interface are equipped with three auxiliary terminals or RJ11 connector Terminal Terminal Additional designation explanation 27 RxD Rx terminal 28 GND Common terminal 29 TxD Tx terminal Figure 9 RS 232 RJ11 terminal designation 20 SKRAEMECO TT MT830 MT831 Three phase electronic multi function meter 11 4 CS communication in
37. e is built in the meter It is usually a supercapacitor or an Li battery which is directly soldered to the main printed circuit board The supercapacitor assures energy for 250 hours of the clock operation in case of a complete power supply failure while an Li battery assures 10 years of operation with time life span of 20 years A real time clock generates e a measuring period for power and a registration period for load profile e tariff programs season changeover transition to day light saving period and vice versa e time stamps of individual events a time stamp consists of a date an hour a minute and a second of the event 5 4 LEDs Two LEDs are built in the meter e left active imp kWh e right reactive imp kvarh or apparent imp kVAh programmable They enable meter calibration Impulse constants depend on nominal current and voltage and are programmable values Factory settings e Direct connected meter 15 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter o 3x230 400 V 5 60 A gt 1 000 imp kWh o 3x230 400 V 5 120 A gt 500 imp kWh e Transformer operated meter o Q3x57 7 100 3x240 415V 5 6 A gt 10 000 imp kWh To reduce the control time a special factory test mode is built in the meter which increases LED constants 10 times higher in comparison with a normal operating mode After power down up event all constants take the original factory settings 6 Multi tariff regist
38. eactive energy capacitive import in phase T total register Q2 Reactive energy capacitive import in the billing period phase T Q2 Reactive energy capacitive import in the billing period phase T Q3 Reactive energy inductive export in phase T total register Q3 Reactive energy inductive export in phase T total register Q3 Reactive energy inductive export in the billing period phase T Q3 Reactive energy inductive export in the billing period phase T Q4 Reactive energy capacitive export in phase T total register Q4 Reactive energy capacitive export in phase T total register Q4 Reactive energy capacitive export in the billing period phase T Q4 Reactive energy capacitive export in the billing period phase T S Apparent energy import in phase T total register S Apparent energy import in phase T total register S Apparent energy import in the billing period phase T S Apparent energy import in the billing period phase T S Apparent energy export in phase T total register o Apparent energy export in phase T total register S Apparent energy export in the billing period phase T S Apparent energy export in the billing period phase T Phase T momentary demand register 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 61 4 0 62 4 0 63 4 0 64 4 0 65 4 0 66 4 0 67 4 0 68 4 0 69 4 0 70 4 0 P momentary demand in phase T register P momentary demand in phase T register Q momentary deman
39. ectrical installations shall be suitable for that use be maintained and be properly used Personnel shall wear clothing suitable for the locations and conditions where they are working This could include the use of close fitting clothing or additional PPE personal protective equipment gt CAUTION The installer must be correctly equipped with personal protection equipment PPE and use the appropriate tools at all times during the installation gt CAUTION Working procedures are divided into three different procedures dead working live working and working in the vicinity of live parts All these procedures are based on the use of protective measures against electric shock and or the effects of short circuits and arcing The installer must be informed if the national legislation permits the work on the installation under voltage live work and must follow the rules of legislation Depending on the kind of work the personnel working in such conditions shall be instructed or skilled Live working requires the use of specific procedures Instructions shall be given how to maintain tools equipment and devices in good working order and how to verify them before working This subclause deals with the essential requirements the five safety or golden rules for ensuring that the electrical installation at the work location is dead and secure for the duration of the work This shall require clear identification of the work locatio
40. ed data are identified with five digit OBIS identification codes IEC 62056 61 6mm x 3mm high numbers Dimension of LCD visible area is 69mm x 20mm Meters have back light illumination for easy data reading at metering place with bad light condition The LCD is illuminated when any pushbutton is pressed The illumination is switched off after 3 minutes if no pushbutton was pressed at that time A meter operates in different display modes e Automatic data circulation gt Auto Scroll Time between two register presentations in LCD is programmable 17 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter Because only 5 digits are used for identification 9 previous register values are presented on the LCD Additional modes are accessible with a black and a red push button Displaying modes accessible with the black push button Manual data display registers gt Std dAtA Manual data display network parameters voltage current phase angle etc gt Grid Manual data display Load Profile P 01 and or P 02 programmable Presentation of the GSM modem parameters gt DiAg C C 3 2 signal level should be higher than 17 C C 4 gt GSM provider 1 home provider 5 roaming C C 5 gt error code should be 0 Displaying modes accessible with the red push button Manual setting of time date etc gt SET mode Registers presented in Auto scroll mode with enhanced energy registers
41. een two comp COM Ta Communications cable between two comp COM Remove Properties i Cancel Figure 32 The Windows Control Panel Phone and Modem Options window The contents of the list of modems will depend on your current system configuration To add a modem click Add to see the Windows Add Hardware Wizard and follow the on screen instructions If your modem is connected to your computer it is a good idea to do a diagnostic check when you return to the Windows Phone and Modem Options window To do this select the newly added device and click Properties Click the Diagnostics tab in the window and a window that closely resembles the following is displayed The specific details of the displayed window depend on the modem make and model 41 SKRAEMECO F MT830 MT831 Three phase electronic multi function meter Xircom MPCI Modem 56 WinGlobal Properties EJIE3 Driver Resources Power Management General Modem Diagnostics Advanced 4l Modem Information Hardware lD PEIWEN 115D amp DEV DDDCRSUBSY S 24085 ise Command Response Logging Fenda Lo Figure 33 Windows Modem Properties window Click the Query Modem button to see that the Command and Response list is populated and that no error messages are displayed If your modem requires additional commands to select the correct mode of operation click the Advanced tab to see the following window Xircom MPCI Modem 56 W
42. electronic meter with three measuring systems 0 closed basis version of the meter 1 modular version of the meter D2 a meter for direct connection and max current 120 A T1 transformer operated meter and max current 20 A A Active energy class 0 58 C IEC 62053 22 EN 50470 3 class 1 B IEC 62053 21 EN 50470 3 class 2 A IEC 62053 21 EN 50470 3 one energy flow direction two energy flow directions R Reactive energy class 2 IEC 62053 23 calibrated to 1 class 2 IEC 62053 23 class 3 IEC 62053 23 gt EM 5 H H I OAO SE II Igi NO gt J J H mn Oot m 1 reactive energy flow in one direction Q Q1 Q2 m 2 reactive energy flow in two directions Q Q1 Q2 and Q Q3 Q4 m 3 inductive reactive energy reception capacitive reactive energy transmission Q1 and Q4 m 4 inductive reactive energy in two directions Q1 in Q3 m 5 measurement of reactive energy in four quadrants Q1 Q2 Q3 and Q4 m 6 measurement of reactive energy in four quadrants reception and transmission Q1 Q2 Q3 Q4 Q and Q S Apparent energy adjusted to 1 adjusted to 2 adjusted to 3 m 3 apparent energy gt P Qf E External power supply power supply of the whole meter power supply via the optical probe reading if measuring voltages are absent V Control inputs n 1 2 a number of inputs 2 control voltage is phase voltage L OptoMOS relay outputs nz1 4 a number of outputs 1 make contact 2 optoMOS relay M Ad
43. ely by sending a special command into the meter Intrusion Restart function is automatically done after power up event parameter changing when meter goes through the Standby After Intrusion Restart the meter detects only one TCO and MCO opening Note to detect the opening of the meter and the terminal cover Intrusion Restart must be implemented 15 Handling with the meter Two sets of tools are available e For service programming and readout MeterView 4 Iskraemeco software an optical probe aPC a table or a portable one PC desk top PC laptop The tool is intended for the operators who service or reprogramme the meters in the laboratory or in the field e For billing readout and programming MeterRead Iskraemeco software for all types of palmtop PCs operating in the WinCE environment an optical probe The tool is intended for readers in the field 16 Connection procedure 1 Meter assembly 2 Meter connection to network 3 Checking connection indication a LED is lit 4 Checking correct connection see LCD indications presence of all three phases L1 L2 L3 all symbols are displayed atleast 1 phase is absent L1 L3 absent phase is marked wrong phase sequence L1 L2 L3 symbols of wrongly connected phases are blinking 25 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 16 1 3phase 3wire connection For 3phase3wire connection with con
44. enables separate read out different data via IR and other communication interface at the same time The MT831 meter could be equipped with different communication modules MK Two inputs 3 terminals are used functional or impulse inputs Control voltage is from 100 V 240 V AC DC At MT831 meter additional inputs amp outputs could be implemented in input output module 1 0 module Electrical characteristics OFF state lt 30 V ON state gt 45 V internal resistance 190kOhm Switch on delay gt typical 10ms at 240V Four outputs in two functional groups 6 terminals External power supply 2 terminals i Terminal Additional Terminal i i designation explanation 150 240 V 30 Acc External power supply 50 240 V 31 Acc External power supply Table 1 Terminals for external power supply Modular construction at the MT831 meter MT831 could be upgraded with input output MIO and communication MK module Fraud detection detection of a meter cover and a terminal cover opening Quality High accuracy as well as time stability of measurement High reliability of operation and long life span 20 years High immunity to EMC disturbances oimple and fast assembly A compact plastic housing is made of high quality self extinguishable materials and is resistant to water and dust penetration IP53 Environment friendly a meter is made of the materials that can be recycle
45. ent period demand register P last ended measurement period demand register Q last ended measurement period demand register Q last ended measurement period demand register Q1 last ended measurement period demand register Q2 last ended measurement period demand register Q3 last ended measurement period demand register Q4 last ended measurement period demand register S last ended measurement period demand register o last ended measurement period demand register Three phases maximum demand registers t TOU registers 1 n 1 0 1 6 0 1 0 1 6 t 1 0 2 6 0 1 0 2 6 t 1 0 3 6 0 1 0 3 6 t 1 0 4 6 0 1 0 4 6 t 48 P maximum demand total register P maximum demand TOU register P maximum demand total register P maximum demand TOU register Q maximum demand total register Q maximum demand TOU register Q maximum demand total register Q maximum demand TOU register ISKRAEMECO OBIS code 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 5 6 0 5 6 t 6 6 0 6 6 t 7 6 0 7 6 t 8 6 0 8 6 t 9 6 0 9 6 t 10 6 0 10 6 t MT830 MT831 Three phase electronic multi function meter Data name Q1 maximum demand total register Q1 maximum demand TOU register Q2 maximum demand total register Q2 maximum demand TOU register Q3 maximum demand total register Q3 maximum demand TOU register Q4 maximum demand total register Q4 maximum demand TOU register S maximum demand total register S maximum demand TOU register
46. eter reading in absence of measuring voltages option On customer s request the meter can be equipped with additional electronics which enables communication via an optical interface also in case of measuring voltages failure This is enabled with a special probe Sonda 6 It is also possible to read meter data manually by means of the DISPLAY key 18 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter EN SKRA x PN x a C c n tj TTHT T Figure 7 No power meter reading option with Sonda 6 option for MT830 MT831 11 2 RS 485 interface The RS 485 serial interface enables communication with maximum transmission rate 19200 bauds The MT830 meters with a built in RS485 interface are equipped with three auxiliary terminals Up to 31 meters can be connected to the RS485 interface with maximum distance of 1200m In such configuration the meter readout is obligatory with device address For longer distances more than few hundred meters the use of termination resistor of 1200hm on each edge is recommended At MT830 meters three auxiliary terminals Table 2 for MR485 communication interface are available Termina Terminal Additional designation explanation 27 JjAteminad 28 GND Common terminal 29 B B terminal Table 2 RS485 terminals designation for three auxiliary terminals At MT831 meters the following communication modules with thre
47. former operated meter 3p3w 58 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter J current terminals are grounded Figure 41b Connection diagram for transformer operated meter 3p3w Figure 41c Connection diagram for transformer operated meter 3p3w Note Such connection could be used only for maximal nominal voltage 3x230V and with vector registration UK Distributor for Iskraemeco lil SMS metering SMS Metering Ltd Tel 44 0 845 604 7244 E info smsmetering co uk W www smsmetering co uk Owing to periodical improvements of our products the supplied products can differ in some details from the data stated in the prospectus material Iskraemeco d d Energy Measurement and Management 4000 Kranj Savska loka 4 Slovenia Telephone 386 4 206 40 00 Fax 386 4 206 43 76 http www iskraemeco si E mail info iskraemeco si Published by Iskraemeco Data subject to alteration without notice MT830 MT831 TD eng V1 7 docx
48. hree phase electronic multi function meter must be tightened to proper torque The protective earth connector shall be connected first and it shall not be removed until the meter is fully isolated from the network gt CAUTION If it is possible to install the meter without isolation from the network i e on live network then appropriate instructions and safety warnings shall be provided gt CAUTION Specific aspects and safety hazards related to external voltage and current transformers auxiliary supplies and local generation shall be covered ie DANGER The current transformer circuits must be closed before commissioning and functional check of the meter i DANGER The preliminary fuses must be re inserted before commissioning and functional check of the meter A CAUTION Seals on the meter have to be checked at the end of the installation procedure so that the final customer can not come into contact with live parts of the meter i DANGER If the terminal cover is not screwed tight there is a danger of contact with the connection terminals Contact with live parts of the meter is dangerous for life A CAUTION For safety reasons replace the terminal cover immediately after the installation procedure and fix it with fixing screws 1 DANGER When switching on the power beware of the risk of electric shock at all times The functional check requires voltage to be applied and load applied to all phases If export is p
49. in phase R TOU register Q cumulative demand in phase R total register Q cumulative demand in phase R TOU register Q1 cumulative demand in phase R total register Q1 cumulative demand in phase R TOU register Q2 cumulative demand in phase R total register Q2 cumulative demand in phase R TOU register Q3 cumulative demand in phase R total register Q3 cumulative demand in phase R TOU register Q4 cumulative demand in phase R total register Q4 cumulative demand in phase R TOU register S cumulative demand in phase R total register S cumulative demand in phase R TOU register o cumulative demand in phase R total register o cumulative demand in phase R TOU register Phase R momentary demand register 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 50 21 4 0 22 4 0 23 4 0 24 4 0 25 4 0 26 4 0 27 4 0 28 4 0 29 4 0 30 4 0 P momentary demand in phase R register P momentary demand in phase R register Q momentary demand in phase R register Q momentary demand in phase R register Q1 momentary demand in phase R register Q2 momentary demand in phase R register Q3 momentary demand in phase R register Q4 momentary demand in phase R register S momentary demand in phase R register S momentary demand in phase R register ISKRAEMECO OBIS code MT830 MT831 Three phase electronic multi function meter Data name Phase R last ended measurement period demand register 1 0 21 5 0 1 0 22 5 0 1 0 23 5 0 1 0 24 5 0 1 0 25
50. in the billing period phase R Q3 Reactive energy inductive export in the billing period TOU register phase R Q4 Reactive energy capacitive export in phase R total register Q4 Reactive energy capacitive export in phase R TOU register Q4 Reactive energy capacitive export in the billing period phase R Q4 Reactive energy capacitive export in the billing period TOU register phase R S Apparent energy import in phase R total register S Apparent energy import in phase R TOU register S Apparent energy import in the billing period phase R S Apparent energy import in the billing period TOU register phase R o Apparent energy export in phase R total register o Apparent energy export in phase R TOU register o Apparent energy export in the billing period phase R S Apparent energy export in the billing period TOU register phase R Phase R cumulative demand register t TOU registers 1 n 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 21 2 0 21 2 t 22 2 0 22 2 t 23 2 0 23 2 t 24 2 0 24 2 t 25 2 0 25 2 t 26 2 0 26 2 t 27 2 0 2 2 t 28 2 0 28 2 t 29 2 0 29 2 t 30 2 0 30 2 t P cumulative demand in phase R total register P cumulative demand in phase R TOU register P cumulative demand in phase R total register P cumulative demand in phase R TOU register Q cumulative demand in phase R total register Q cumulative demand
51. inGlobal Properties I Driver Resources Power M anagement General Modem Diagnostics Advanced Extra Settings Extra initialization commands Count Region Select United Kingdom Advanced Port Settings Change Default Preferences Figure 34 Settings of modem Consult your modem documentation on the commands available to you Communication with the MT83x meters is performed in compliance with the IEC 1107 standard with Mode C protocol Type of communication serial asynchronous half duplex ISO 1177 e 1 start bit e 7 data bits 1 bit parity even 42 SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter e 1 stop bit Data transfer rate 300 600 1200 2400 4800 9600 Baud Appropriate modem settings General Diagnostics Advanced Fork COM Speaker volume Lisi Maximum Port Speed S600 hi Dial Control wait for dial tone before dialing Ok Cancel Figure 35a Communication settings Standard 9600 bps Modem Default Prefer ances General Advanced Call preferences Bisconnecta call Ade for more than mins Cancel the call if nat connected within secs Data Connection Preferences Port speed Data Protocol Compression Flow control Figure 35b Communication settings 43 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 44 Standard 9600 bps M
52. int must always be left clean and in order E The work location shall be defined and clearly marked Adequate working space as well as means of access and lighting shall be provided at all parts of an electrical installation on with or near which any work activity is to be carried out Where necessary safe access to the work location shall be clearly marked WARNING The metering point must not be exposed to running water or fire gt gt WARNING Meter installation may not be performed by unauthorised and untrained personnel Such persons are not allowed to cut the seals and open the terminal or meter cover as contact with the live parts of the meter is dangerous for life 1 DANGER Opening the terminal or meter cover is dangerous for life because there are live parts inside gt CAUTION The installer is expected to fully understand the risks and safety issues involved in electrical installations The installer shall be aware at all times of the potential hazard of electrical shock and shall exercise due to caution in completing the task Installation personnel must possess the required electrical knowledge and skills and must be authorised by the utility to perform the installation procedure The installer is obligated to perform the installation procedure in accordance with the national legislation and internal norms of the utility E National legislation can set out the minimum age and the criteria for competence of inst
53. is required The meter with the internal battery assures sufficient capacity for performing battery supported functions for the entire lifetime 20 Lifetime The meter is designed for 20 year lifetime at normal operating conditions 31 ISKRAEMECO F 21 Technical data 32 Accuracy class Active energy Reactive energy Apparent energy Voltages V Voltage range Voltage circuits ground Current voltage circuits circuits at Frequency Reference frequency Currents A Direct connection Indirect connection Start up current Short circuit Outputs Type Contact Permitted load Pulse length Transmission distance towards MT830 MT831 A or B or C EN 50470 3 Class 2 or 1 IEC 62053 21 Class 0 5S IEC 62053 22 Classes 2 3 IEC 62053 23 calibrated up to 1 Class 2 or 3 calibrated up to 1 3 x 57 7 100V 3x 240 415V Rated impulse voltage Galvanic insulated circuits towards 3x100V 3x415V 3P3W external Aaron connection 3x100V 3x230V 3P3W connection 0 8 1 15 U 6kV 12kV 10kV 0 25 5 120 A Class A or B 0 01 1 6 A Class A or B or C 0 01 1 10 A Class A or B or C 0 05 5 6 A Class A or B or C 0 01 5 10 A Class A or B or C 0 05 5 20 A Class A or B or C 0 002In for class A or B EN 50470 3 0 002In for class 2 or 1 EN 62053 21 0 001In for class C EN 50470 3 0 001In for class 0 5S EN 62053 21 30 Im
54. m demand in phase S TOU register Q1 maximum demand in phase S register Q1 maximum demand in phase S TOU register Q2 maximum demand in phase S register Q2 maximum demand in phase S TOU register Q3 maximum demand in phase S register Q3 maximum demand in phase S TOU register Q4 maximum demand in phase S register Q4 maximum demand in phase S TOU register S maximum demand in phase S register S maximum demand in phase S TOU register o maximum demand in phase S register o maximum demand in phase S TOU register Phase S quality instantaneous registers 1 0 51 7 0 1 0 52 7 0 1 0 53 7 0 1 0 54 7 0 1 0 51 7 h 1 0 52 7 h 1 0 81 7 51 Average current RMS in phase S Average voltage RMS in phase S Average power factor in phase S Average frequency in phase S Average harmonics component in current h harmonics component 1 8 in phase Average harmonics component in voltage h harmonics component 1 8 in phase Phase angle in phase S Phase T energy registers t TOU registers 1 n 1 0 61 8 0 1 0 61 8 t 1 0 61 9 0 1 0 61 9 t 1 0 62 8 0 1 0 62 8 t 1 0 62 9 0 1 0 62 9 t A Active energy import in phase T total register A Active energy import in phase T total register A Active energy import in the billing period phase T A Active energy import in the billing period phase T A Active energy export in phase T total register A Active energy export in phase T total register A Active energy export in the
55. maged or the contact could not be made properly gt CAUTION Do not use cables other than those prescribed for the installation site ie DANGER The insulation of the connecting cable must extend over the whole visible part of the cable There must be no further bare part of the cable visible above the terminal edge Touching live parts is dangerous for life The stripped part of the connecting wire should be shortened if necessary gt CAUTION At the end of installation at the metering point no cable should stay unconnected or hanging freely from the metering point The meter has to be mounted on a smooth vertical surface and fixed at 2 or 3 points with screws using the proper torque the meter has two attachment holes and optionally a top hanger E The meter is intended to be mounted at an indoor metering point in a meter cabinet secured against the undesired access of unauthorized persons Only scroll push button may be accessible from the outside Do not expose meter surface to very high temperatures even though the surface is made of inflammable plastics to prevent fire gt CAUTION Electrical connection mounting cables must be properly dimensioned and of proper shape They must be mounted using the proper torque The meter should be connected according to the meter connection diagram that is attached to the inner side of the meter terminal cover Screws on the current terminal 8 SKRAEMECO TT MT830 MT831 T
56. mport total register Q2 Reactive energy capacitive import TOU register Q2 Reactive energy capacitive import in the billing period total register Q2 Reactive energy capacitive import in the billing period TOU register Q3 Reactive energy inductive export total register Q3 Reactive energy inductive export TOU register Q3 Reactive energy inductive export in the billing period total register Q3 Reactive energy inductive export in the billing period TOU register Q4 Reactive energy capacitive export total register Q4 Reactive energy capacitive export TOU register Q4 Reactive energy capacitive export in the billing period total register Q4 Reactive energy capacitive export in the billing period TOU register S Apparent energy import total register S Apparent energy import TOU register S Apparent energy import in the billing period total register S Apparent energy import in the billing period TOU register o Apparent energy export total register o Apparent energy export TOU register o Apparent energy export in the billing period total register o Apparent energy export in the billing period TOU register Three phases cumulative demand registers t TOU registers 1 n 1 0 1 0 1 0 1 0 1 2 0 1 2 t 2 2 0 2 2 t P cumulative demand total register P cumulative demand TOU register P cumulative demand total register P cumulative demand TOU register 47 ISKRAEMECO F OB
57. n After the respective electrical installations have been identified the following five essential requirements shall be undertaken in the specified order unless there are essential reasons for doing otherwise disconnect completely 1 secure against re connection 2 verify that the installation is dead 3 carry out earthing and short circuiting 4 and provide protection against adjacent live parts 5 A CAUTION Do not attempt to install the meter before you have isolated the installation site from the network SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 1 DANGER The relevant preliminary fuses must be removed before making any modifications to the installation and kept safe until completing the work to prevent the unnoticed reinsertion 1 DANGER The current transformer secondary circuits must not be opened when current is flowing in the primary circuit This would produce a dangerous voltage of several thousands volts at the terminals and the insulation of the transformer would be destroyed i DANGER Connecting the meter into the network under voltage is dangerous for life so the conductors at the metering point must not be connected to any voltage source during the connection procedure The meter connection procedure may only be performed by well trained and adequately authorized personnel gt CAUTION Only one wire or ferrule may be connected in one terminal Otherwise the terminal could be da
58. nected external power supply E1 we recommend to use external resistors Iskraemeco d d can supply resistors kit if it is necessary Reason with 3P3W connection and connected external power supply to the meter the neutral line terminal 1 1 on terminal block is unstable With using external resistors neutral is stable For more detailed information please contact Iskraemeco d d info iskraemeco si Figure 14 Connection of the resistors 17 Housing The meter housing is made of self extinguishable polycarbonate that can be recycled The housing assures double insulation and IP53 protection degree against dust and water penetration Meter dimensions and fixing dimensions comply with the DIN 43857 standard A hook fixing is adapted by height In case of a simple version the mask does not have any bed for modules and the meter cover is extended f A m m Figure 15 A hook adjustable by height MT830 MT831 26 ISKRAEMECO F OCONOOABRWDN gt MT830 MT831 Three phase electronic multi function meter 14 13 12 11 Figure 16 Meter constituent parts LCD Meter technical data IR optical interface Input output module mark Legend of displaying registers on LCD Meter cover sealing screw Terminal cover Terminal cover sealing screw Communication module mark RESET key blocking element RESET key DISPLAY key Impulse diode active and reactive energy Meter cover 27 SKRAEMECO t
59. odem Default Preferences General Advanced Hardware Settings Data bits Parity Stop bits Modulation Figure 35c Communication settings Check also FIFO buffer settings especially for XP windows rma a a 1 E PETS a ES p SANOG Gt 0d ao mr mA r CELERE NT P poA O OOOO O E ction View E HRIBARMIHA MB cl Batteries l ca Computer Disk drives S Display adapters E DVDICD ROM drives h eS Floppy disk controllers 554 IDE ATAJATAPI controllers a Infrared devices H Keyboards E Mice and other pointing devices i 0 Modems cim Monitors FB Network adapters 5 0 PCMCIA adapters El yf Ports COM amp LPT i i 1 LI J m5 T LP uy Printer Port LPT1 Disable epe Sound video and game cc Uninstall t 1 3 Storage volumes EA System devices Eee LE H Universal Serial Bus contre Scan For hardware changes Figure 36 Port settings SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter Communications Port COM1 Properties 3 xl C e t General Port Settings Driver Resources Bits per second 9600 Data bits le Parity None Stop bits i Flow control None Advanced Restore Defaults OF Cancel Figure 37 Communication settings Advanced gt Advanced Settings for COM1 3 xl Use FIFO buffers requires 16550 compatible UART EE Select lower settings to correct connection problems
60. ossible determine first the energy direction present If no mains voltage is present commissioning and functional check must be performed at a later date No maintenance is required during the meter s life time The implemented metering technique built in components and manufacturing process ensure high long term stability of meters so that there is no need for their recalibration during their life time SKRAEMECO t MT830 MT831 Three phase electronic multi function meter If a battery is built into the meter its capacity is sufficient to backup all meter functions like RTC and tampering functions for its entire life time In case the service of the meter is needed the requirements from the meter installation procedure must be observed and followed Cleaning of the meter is allowed only with a soft dry cloth Cleaning is allowed only in upper part of the meter in region of the LCD Cleaning is forbidden in the region of terminal cover Cleaning can be performed only by the personnel responsible for meter maintenance gt CAUTION Do not try to erase the markings laser printed on the name plate DANGER Never clean soiled meters under running water or with high pressure devices Penetrating water can cause short circuits A damp cleaning cloth is sufficient to remove normal dirt such as dust If the meter is more heavily soiled it should be dismounted and sent to the responsible service or repair centre While dismounting
61. output terminals Terminal on Additional explanation 35 COM Common terminal 36 MKA Alarm output 37 MPA Measurement period output 38 ERA A Energy flow direction A 39 ERA R Energy flow direction R 40 COM Common terminal 41 AA Pulse output for A 22 SKRAEMECO TT MT830 MT831 Three phase electronic multi function meter 42 AA Pulse output for A 43 RA Pulse output for R 44 RA Pulse output for R 45 RA1 Pulse output for RA1 46 RA2 Pulse output for RA2 47 RA3 Pulse output for RA3 48 RA4 Pulse output for RA4 52 COM Common terminal for 41 and 42 terminals 54 COM Common terminal for 43 and 44 terminals 56 COM Common terminal for 45 and 46 terminals 58 COM Common terminal for 47 and 48 terminals 59 COM Common terminal for terminals from 45 up to 48 65 COM Common terminal 61 63 ae Demand tariff outputs T1 T4 62 64 Maag Demand tariff outputs M1 M4 68 MRAa Output for external billing reset a 69 MRAb Output for external billing reset b 75 COM Common terminal 71 LA1 Load control output 1 72 LA2 Load control output 2 Table 7 Output terminals designation 13 Communication module MT831 meter only Communication modules are plug amp play Two versions regarding the internal programming are available e Communication
62. ration The meter enables registration of energy and power by separate tariff schemes Up to 8 tariffs for energy and demand could be registered factory settings 4 tariffs The meter is equipped with 160 tariff registers Time of switching individual tariff is defined by hour and minute with a resolution of 1 minute A number of periods in a day where one or several tariffs can be valid is defined with configuration The same is valid for different daily tariff programs Up to 32 various types of a day a day in a week and a holiday can be defined A number of seasons in a year factory settings 4 seasons is defined with configuration Besides a current tariff program the so called sleeping tariff programs can be defined They are activated at previously defined dates An optional number of holidays can be defined A century old calendar is built in the meter 7 Maximum demand indicator Maximum demand can be measured with a fixed or a sliding measuring period A measuring period can be set from 1 minute to 60 minutes with a 1 minute resolution It is possible to measure maximum demands for e active energy in both flow directions e reactive energy in four quadrants as well as a sum of energies by individual quadrants e g Q1 Q2 and Q3 Q4 e apparent energy in both energy flow directions Maximum demands are registered by individual tariffs and cumulatively Configuration of blocking the measurement of maximum demand for a certain time
63. rgy inductive export in phase S total register Q3 Reactive energy inductive export in the billing period phase S Q3 Reactive energy inductive export in the billing period phase S Q4 Reactive energy capacitive export in phase S total register Q4 Reactive energy capacitive export in phase S total register Q4 Reactive energy capacitive export in the billing period phase S Q4 Reactive energy capacitive export in the billing period phase S S Apparent energy import in phase S total register S Apparent energy import in phase S total register S Apparent energy import in the billing period phase S S Apparent energy import in the billing period phase S o Apparent energy export in phase S total register o Apparent energy export in phase S total register S Apparent energy export in the billing period phase S o Apparent energy export in the billing period phase S Phase S momentary demand register 1 0 41 4 0 1 0 42 4 0 1 0 43 4 0 1 0 44 4 0 1 0 45 4 0 1 0 46 4 0 1 0 47 4 0 1 0 48 4 0 1 0 49 4 0 1 0 50 4 0 P momentary demand in phase S register P momentary demand in phase S register Q momentary demand in phase S register Q momentary demand in phase S register Q1 momentary demand in phase S register Q2 momentary demand in phase S register Q3 momentary demand in phase S register Q4 momentary demand in phase S register S momentary demand in phase S register o momentary demand in phase S register
64. rt in phase R TOU register Q Q1 Q2 Reactive energy import in the billing period phase R Q Q1 Q2 Reactive energy import in the billing period TOU register phase R Q Q3 Q4 Reactive energy export in phase R total register Q Q3 Q4 Reactive energy export in phase R TOU register Q Q3 Q4 Reactive energy export in the billing period phase R Q Q3 Q4 Reactive energy export in the billing period TOU register phase R Q1 Reactive energy inductive import in phase R total register Q1 Reactive energy inductive import in phase R TOU register Q1 Reactive energy inductive import in the billing period phase R Q1 Reactive energy inductive import in the billing period TOU register phase R Q2 Reactive energy capacitive import in phase R total register Q2 Reactive energy capacitive import in phase R TOU register Q2 Reactive energy capacitive import in the billing period phase R Q2 Reactive energy capacitive import in the billing period TOU register phase R Q3 Reactive energy inductive export in phase R total register Q3 Reactive energy inductive export in phase R TOU register 49 ISKRAEMECO F OBIS code 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 27 9 0 27 9 t 28 8 0 28 8 t 28 9 0 28 9 t 29 8 0 29 8 t 29 9 0 29 9 t 30 8 0 30 8 t 30 9 0 30 9 t MT830 MT831 Three phase electronic multi function meter Data name Q3 Reactive energy inductive export
65. se R register Q3 maximum demand in phase R TOU register Q4 maximum demand in phase R register Q4 maximum demand in phase R TOU register S maximum demand in phase R register S maximum demand in phase R TOU register o maximum demand in phase R register o maximum demand in phase R TOU register Phase R quality instantaneous registers 1 0 31 7 0 1 0 32 7 0 1 0 33 7 0 1 0 34 7 0 1 0 31 7 h 1 0 32 7 h 1 0 81 7 40 Average current RMS in phase R Average voltage RMS in phase R Average power factor in phase R Average frequency in phase R Average harmonics component in current h harmonics component 1 8 in phase Average harmonics component in voltage h harmonics component 1 8 in phase Phase angle in phase R Phase S energy registers t TOU registers 1 n 1 0 41 8 0 1 0 41 8 t 1 0 41 9 0 1 0 41 9 t 1 0 42 8 0 1 0 42 8 t A Active energy import in phase S total register A Active energy import in phase S total register A Active energy import in the billing period phase S A Active energy import in the billing period phase S A Active energy export in phase S total register A Active energy export in phase S total register 51 ISKRAEMECO F OBIS code 1 0 42 9 0 1 0 42 9 t 1 0 43 8 0 1 0 43 8 t 1 0 43 9 0 1 0 43 9 t 1 0 44 8 0 1 0 44 8 t 1 0 44 9 0 1 0 44 9 t 1 0 45 8 0 1 0 45 8 t 1 0 45 9 0 1 0 45 9 t 1 0 46 8 0 1 0 46 8 t 1 0 46 9 0 1 0 46 9 t 1 0 47 8 0 1 0 47 8 t 1 0
66. t can be shifted up and down with a screwdriver When a voltage bridge is in 0 position it means that the voltage part is separated from the current part while in position 1 it is closed Position O Positon 1 Figure 20 Sliding voltage bridge Position 0 Voltage bridge is disconnected Position 1 Voltage bridge is connected Different versions of sliding bridges exist at the direct connected MT83y meters external connection Figure 21 External version of voltage bridges e internal connection voltages bridges are accessible only by opening the meter cover 29 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 17 5 Cop5 terminal At Cop5 terminal block voltage terminals are covered Figure 22 Voltage terminals are covered with special Cop5 cover 17 6 Dimensions Meter fixing dimensions comply with the DIN 43857 standard Figure 23 Meter fixing dimensions MT830 30 SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter E Figure 24 Meter fixing dimensions MT831 18 Sealing Meter cover and terminal cover can be sealed separatelly each with two sealing screws Figure 16 The blocking element of the Reset key can be sealed separatelly Figure 16 19 Maintenance The meter is designed and manufactured in such a way that it does not need maintenance during the entire meter lifetime Measuring stability assures that no recalibration
67. t terminals where x is from 1 to n a terminal number Standard versions are MIO V12L51 gt 4 outputs 1 output 1 input MIO V42L81 gt 4 outputs 4 outputs 4 inputs MIO V12L41B11 4 outputs 1 output 5A bistable rele 1 input Error on an input output module does not influence in the meter operation 21 SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter 4041 42 43 44 of 35 16 15 TUBIS psi gu ng pid LD od fecal fecal cal ola LICI Figure 11 Input output module MT831 only Definition of input terminals Terminal Herman Additional explanation designation 15 COM Common terminal for functional inputs TE1 2 m 13 33 TE3 4 Energy tariff input T1 T4 ME1 2 m 14 34 ME 3 4 Demand tariff input M1 M4 16 MPE External time measurement period synchronization input 47 ZE External input for disabling of demand measurement 18 MREa Input a for external billing reset 19 MREb Input b for external billing reset 21 MKE1 Alarm input 1 22 MKE2 Alarm input 2 90 COM Common terminal for impulse inputs 91 IME1 Impulse input 1 92 IME2 Impulse input 2 Table 6 Input terminals designation Impulse inputs are realized as passive inputs An impulse constant is programmable and could be different for each impulse input Maximum impulse frequency is 25 imp sec Definition of
68. terface The CS interface 20mA current loop complies with the DIN 66348 standard and is two wire communication It enables communication with maximum transmission rate 9600 bauds The MT830 meters with built in CS interface are equipped with two auxiliary terminals Up to four meters can be connected to the CS interface with maximum distance of 1500m In such configuration the meter readout is obligatory with a device address Ternita Terminal Additional designation explanation 23 CS CS terminal 24 CS CS terminal le stance mas 1800 Figure 10 Meters connected to the modem via CS interface 12 Input output module MT831 meter only I O modules are plug amp play Two versions regarding the internal programming are available Input output module function is predefined in module EEPROM The module is pre programmed in the factory After inserting the module into the meter the meter automatically accepts the module parameters plug and play module Terminals are marked according to the VDEW requirements The module can be re programmed only in the factory Input output module function is not predefined in module EEPROM The function of input output module terminals is defined when setting meter parameters which are specified in the group Input output pins gt MeterView 4 program Terminal designations e Cx for common terminals e Tx for output terminals e TEx for inpu
69. that follows a period of network voltage failure is also available 8 Load Profile A programmable data recorder enabling registration of a load profile is built in the meter e active apparent power and energy cumulative or absolute values gt three phase values in both energy flow directions e reactive power or energy cumulative or absolute values in four or combined quadrants e g Q1 Q2 and Q3 Q4 e rms values of phase voltages e distortion factor e individual meter statuses power supply failure alarms A registration period or a load profile can be set within the range from 1 to 60 minutes Two load profiles P 01 and P 02 could be implemented in the meter The first one P 01 is normaly used for registering energy or demand and the second one for registering the last average of voltage current and power factor Last average registration is related to the measuring period Load profile periods and measurement period are independend from each other 9 Registration of energy power The MT830 MT831 meter has three measuring systems and could be used in a three phase three wire or three phase four wire networks Registration types Note registration type is defined at meter ordering Vector registration gt Li when the vector sum of energies is positive the meter registers A energy when the vector sum of energies is negative the meter registers A energy 16 SKRAEMECO TT MT830 MT831 Three ph
70. the meter observe and follow the same safety regulations and instructions as for installation of the meter gt CAUTION Visible signs of fraud attempt mechanical damages presence of a liquid etc must be regularly checked The quality of seals and the state of the terminals and connectiog cables must be regularly checked If there exist a suspicioun of incorrect operation of the meter the local utility must be informed immediatelly After the end of the meter s lifetime the meter should be treated according to the Waste Electric and Electronic Directive WEEE SKRAEMECO Tr MT830 MT831 Three phase electronic multi function meter 3 Introduction MT830 MT831 three phase electronic multi function meter is intended for measuring active and apparent energy in two flow directions reactive energy in four quadrants as well as imported and exported maximal power of the above stated energies registration of load curves and quality parameters of supplied electric energy in three phase three and four wire networks The meters can be connected directly semi indirectly or indirectly They comply with the IEC 62052 11 IEC 62053 21 EN 50470 3 IEC 62053 22 and IEC 62053 23 standards VDEW demands and they are manufactured in compliance with the ISO 9001 standard MT83y meters comply with the IEC 50579 standard and the current valid FNN instructions Leitfaden zur Bewertung der Zuverl ssigkeit und Messbestandigkeit von Elektrizitatszahlern und
71. type designation essei sees eene nhanh nena nna nnn nna 35 22 2 Input output module type designation for MT831 meter only 36 22 2 1 Input output module options sees sese 36 22 3 Communication module type designation for MT831 meters only 37 22 3 1 Communication module options esses 37 23 Configuring a PC MOCOIN 1sccscsnnescccensncenenseneneonencssenensesenseseseonensseenesssneneasenennes 41 24 Appendix A OBIS codes and data names eee cesser eire eene nen ner 47 25 Appendix B Log book events 41 1 Lc eee e eere ERE anna anna a aaa a annua 56 26 Appendix C Connection diagrams eee reee ee eese neun a aaa a ennen aaa a aaa ner 58 MT830 MT831 TD eng V1 7 docx ISKRAEMECO T Energy Measurement and Management Disclaimer Iskraemeco d d reserves the right to change these document at any time without prior notice No part of this document may be reproduced stored or transmitted in any form whatsoever without prior written approval of Iskraemeco d d This document is for information only The content of this document should not be construed as a commitment representation warranty or guarantee for any method product or device by Iskraemeco d d ISKRAEMECO T and ISKRA are registered trademarks of Iskraemeco d d The contents of this document are the
72. ule from the meter Figure 31a Installation of the SIM card 2 SIM card must be without PIN code 3 Insert the SIM card into the SIM cardholder Move lock to the left to enable opening the SIM cardholder Figure 31c Installation of the SIM card 4 Insert the GSM module back into the meter 5 Connect the antenna with the modem Figure 31d Installation of the SIM card connecting the antenna 40 SKRAEMECO t MT830 MT831 Three phase electronic multi function meter 6 With the DIAG menu on the meter accessible with the black button the following can be checked e C C 3 gt a signal level should be higher than 17 e C C 4 gt GSM provider 1 home provider 5 roaming e C C 5 gt error code should be 0 E Configuring a PC modem The general method of installing a modem is described below You should follow the instructions given by your modem s manufacturer if different from any information given here The most effective way to use a modem with Meter View is to properly install it in Windows To do this launch Windows Control Panel click the Windows Start button click Settings if you see this option then click Control Panel and start the Phone and Modem Settings applet Click the Modems tab and you should see the following window Phone and Modem Options Dialing Rules Modems Advanced The following modems are installed gt Modem Attached To A Communications cable betw

MT830/MT831 - SMS Metering

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