Three-phase, four-wire electronic multitariff energy meter СТЭМ-3В


Purpose and composition

The meter is designed for the commercial and technical counting of the active and reactive energy in one direction in the three-phase, four-wire alternative current circuits, in the one- or multi tariff operating conditions. With direct connection or current transformers, as well as for using in the automated electric energy control and counting systems (АСКУЭ). 

Technical specifications
Specifications Value
Rated current, A 5
Maximum current, A 100
Working Voltage, V 3×220/380
Range of the power line frequency, Hz 50 ± 5%
(60 ± 5%)
Operating temperature range, °С  -40 to +55
Power input, VA Voltage circuit 4
Power input, VA current circuit 1
Active power input in each voltage circuit, W, no more 0,3
Amount of tariffs 6 – 4 seasons, holidays, days-off
Exchange speed by the optical port, baud 1200
Self-diagnose of the meter, once a day 1
Creeping Absent
Service life, years 25
Intercontrol interval, years 10
Guarantee , years 3
Dimensions (mm), width x height x depth 170x285x70
Weight, no more, kg 2
The manufacturer guarantees that the meter meets the requirements of ТУ РА 16094782.2478-2000 and ГОСТ 30206-94, ГОСТ 30207-94 provided the strict following the operating, transportation, storage and mounting conditions specified in the specifications and the certificate.
The guarantee storage life – 12 months from the date of shipment.
The guarantee operating service life – 36 months from the date of putting into operation.