Accuracy:1 Level Reference Frequency:50Hz/60Hz Voltage:0.8Un--1.3 Un Ambient Temperature:-25--+55 DTSY194 electronic three-phase pre-paid watt-hour meter is made by selecting imported three-phase electric power measuring chip and adopting SMT watch-glass and wave crest...

prepaid electric meter three phase Functions and Characteristics:     After the pre-received water fee is used up, automatically close the valve     Prompting water purchase. When the surplus water quantity is less than or equal to the...

Reference Voltage:AC220V Reference Frequency: 50Hz Accuracy:1.0 Level Start Current:0.4%Ib(1.0 Level) Power Loss:1.5 DTSY194 electronic three-phase pre-paid watt-hour meter is made by selecting imported three-phase electric power measuring chip and adopting SMT watch-glass...