Product brief introduction
The DDS 5558 type single-phase electronic watt-hour meter adopt exclusive use LSI,the device typifying few periphery component, simple structure , high reliability, low power consumption, long life etc, is suitable for the single-phase AC active electric energy with rated frequency of 50HZ, the performance is in conformity with the technical requirements for single-phase electronic watt-hour meter stipulated in GB/T17215 321 -2008 Class I and 2 Static AC Active Watt-hour Meter standard
Function and Feature
1.Measure active electric energy,do not need calibrate for long-term operation
2.Long service life,accessiblel0 years
3.Sampling current at the same time between phase line and middle line,use the larger as valid sampling,abstraction -of-electricity prevention one fire one ground thoroughly
4.Adopt exclusive use LSI and SMT surface fixing technique,having advance technology and simple structure
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