single phase AC current meter,ac ammeter,meter 1.OEM 2,High quality,reasonable price,hot sale Detailed Product Descriptionsingle phase AC current ... .OEM 2,High quality,reasonable price,hot sale single phase AC current meter,ac ammeter,meterThe scope of applicationThe series ... ,power synchronous volume,frequency,expended voltage and overload current etc.The product performance is accordance with GB7676- ...