... ZC-48, Class: 1.5Specs: 0.1A, 0.5A, 1A, 1.5A, 3A, 5A, 7.5A, 10A, 15A, 20A, 25A, 30A ... , 50A, 75, 100A (use Ext. CT 5A ... 120V, 150V, 250V, 300V, 450V, 600V(For 450-380KV,should be used with potential transformer whose secondary voltage 100V).Moving Coil Instruments DC ... , 200mA, 250mA, 300mA, 500mA, 1A, 3A, 5A, 7.5A, 10A, 20A, 30A, 50A, 75,100A (used ...