THREE-PHASE MICROPROCESSOR MULTIPURPOSE ELECTRICITY METER

• Complies with GOST R 52320-2005 (IEC 62052-11:2003).
• Complies with GOST R 52322-2005 (IEC 62053-21:2003).
• Complies with GOST R 52323-2005 (IEC 62053-22:2003).
• Certified and listed in the Russian Federation State Register of Measurement Facilities

• Two interfaces parallel operation.
• IrDA data transmission channel.
• Up to 16 independent parameter profiles with different averaging interval.
• Load profile storage.
• Metering of power loss in electric power lines.
• Load control relay.
• Resistance to environmental, mechanical and electromagnetic influence.

• Minimum time to failure - 120000 hours.
• Average service life - 30 years.
• Calibration interval - 8 years.
• Warranty period – 8 years.

• active (reactive) energy import and export with progressive total separately and in total under four rates;
• active (reactive) energy import and export for the current month and for 12 previous months under four rates;
• active (reactive) energy import and export for the current day and for 45 previous days under four rates;
• active powers averaged in a set time interval in each metering direction;
• current rate and direction (import and export);
• energy loss in current circuits with progressive total for each direction;

• phase voltage RMS values per phase in voltage circuits;
• current RMS values per phase in current circuits;
• phase-angles between basic phase voltage and current harmonics;
• phase-angles between basic phase voltage harmonics;
• active and reactive power factor value;
• network frequency values.

• current time and date;
• clock rate daily correction values;
• «summer» time switch (with the «summer» and «winter» time switch months setting);
• up to 12 season beginning dates;
• up to 15 workdays rating graph zones and alternative daily rating graphs for each season;
• up to 32 exceptional days (days when rating is different and is set by the customer);
• Saturdays and Sundays rating graphs;
• current ant voltage transformation ratios;
• interface access password (up to 8 symbols);
• identifier (up to 24 symbols);
• exchange rate (including the starting one);
• list of shots indicated.

• Clock rate adjustment possibility ±30 sec/day.
• Setting of all energy parameters to zero (with appropriate access);
• Meter readings and constant storage for not less than 10 years, clock rate and calendaring for not less than 8 years in case of external supply voltage absence.
• Fixation in the logs:
  • last corrections of any programmable parameters including setting of energy parameters to zero and clock adjustment;
  • phase voltage last changes (interruption and spillover);
  • meter condition last changes (failures, testing results);
• Data exchange with external data processing units via optical or IR port and/or 1 or 2 independently operating interfaces of EIA-485, EIA-232, IRPS, CAN type and also GSM-modem and radio modem;
• Possibility of threshold sensitivity test.

• 4 external device pulse summation inputs (in case of pulse inputs module presence);
• external device pulse summation (electric energy meters, utility meters, security sensors or fire detectors) considering programmable transformation ratios for each input and metering with progressive total in compliance with rate scale;
• 2 outputs for load control (in case of load control module presence);
• Meter provides the following load control programmable criteria: per rates, power or consumed electric energy limit, phase condition, time set, operation via interface.