Energy meter(energy meter, kwh meter) - DD862, DD28, D86 series - CCC,CE,ISO9000 Certificated - Hot seller types Energy meter(energy meter, kwh meter)Application:Single phase and three phase watt-hour meter is ... -60514 IEC 60521Certificate: CE, CCC, ISO9000 CertificatePacking: Standard export carton Energy meter(energy meter, kwh meter)