Earth resistance detecting instrumentUse: to measure earth resistance value of kinds of devices in power, communications, rails, factories, mines and other departments. features 1. struc
Oil-immersed Test TransformerYDJ(G) Light AC testing transformer Modelcapacity (kVA)High voltage (kV)High voltage current (mA))Low voltage inputRatioTemperature rising °C
power frequcency test transformerUsed in testing the insulation degree of insulation materials, insulation structure and electric products and other withstand power frequency voltage
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