Single Phase Static Prepaid Watt Hour Meter Size: Vary

* Being used to measure active energy, can normally work over a long time without adjustment.
* Being prepaid by IC card.
* One meter one card, with good anti-counterfeit feature
* Low energy alarm, auto power shut-off with no energy.
* Auto power shut-off at overload, recording overload frequency.
* Large-capacity magnet latching relay, low consumption and high reliability
* Present wattage, surplus wattage, accumulated wattage, fixed value, alarm wattage and maximum load display.
* Data write-back function, to write back accumulated wattage, surplus wattage, overload frequency, abnormal power using time and energy pulse constant to the electric power distribution system.
* LED display / LCD display ( Optional )

Main Technical Parameter :
* Rated Voltage: 220/230/240V
* Basic Current ( Max. Current ): 1.5(6)A 2.5(10)A 5(20)A 5(30)A 5(40)A 10(40)A 10(50)A 10(60)A 10(80)A 10(100)A 20(80)A 20(120)A
* Rated Frequency: 50Hz/60Hz
* Accuracy: class 1/class 2
* Data Protection: Data preservation time in case of power shut-off 10 years
* Starting Current: 0.4%Ib(class 1), 0.5%Ib(class 2)
* Running With No Load: Anti-running logic design
* Power Consumption: a 2W/5VA(Total)