dem171 single phase multi-rate electrical meter is used for measuring power consumption in a rated frequency of 50hz single phase alternating current circuit, which gathers functions of multi-rate (time-of-use) electric energy measuring and max demand electric energy measuring. its technique performance are completely conform to the stipulated requirement of national standard gb/t15283-94 class 0.5, 1 and 2 alternating current watt-hour meter and gb/t 15284-2002 multi-rate (time-of-use) watt-hour meter and international standard iec60521. watt hour meter, watt hour meters, kilowatt hour meter, kilowatt hour meters, kilowatt-hour meter, kilowatt-hour meters, kwhmeter, kwh meters, electricity meter, electricity meters, electric meter, electric meters, electronic meter, electronic meters, electrical meter, electrical meters, kwhmeters, kwh-meter, electric energy meter, billing meter, static watt hour meter, mechanical kwh meters, watthour power meter, ac kilowatt-hour meter, mechanical kwh meter, mechanical energy meter, single phase mechanical kwh meter, three phase mechanical kwh meter, electro-mechanical kwh meter, prepaid kwh meter, prepayment meter, electricity meters with prepaid chip cards, multi meter, single phase electronic prepayment watt-hour meter, china meter, top-quality electricity meters, din rail kwh meters, din rail watt-hour meter, din rail energy meter, din-rail electronic watt-hour meter, din rail mounted kwh meters, single phase din rail watt-hour meter, single phase din rail kwh meters, three phase din rail kwh meter, three phase electronic kwh electricity meters, single phase electronic kwh electricity meters, din mount single-phase class 1 kilowatt hour meter, din mount three-phase class 1 kilowatt hour meter, din rail mount 1 module single phase kilowatt hour meter