... moisture-resistant, fire-retardant, high temperature molded. 3. May select use 5+1 digits register or 5 digit register or customer ... (40), 30(60), 40(80)0.5%IbAC Voltage 2kV for 1minute,1.2/50 μs waveform impulse voltage 6kV5(15 ... ,we can make according to your special requirements. DTS726, DSS226 Three-phase Electronic Watt-hour Meter