Adapter transformer TDP103

currentcast resinindustrial

Adapter transformer for differential currents 300-3000/5A • accuracy class 0,5 • thermoplastic material UL 94-V0 • operating frequency 40 - 65Hz • voltage 0,72 kV • test voltage 3 kV x 1’ 50 Hz • protection IP 20 • safety factor N < 5 • operating temperature -25 +50 °C • storage temperature -40 +80 °C • manufactured according to CEI EN,IEC VDE, BS, UTE When class 0,5 CTs are used, the minimum IΔn setting value on the ELR is equal to the 1% of the CTs primary current value for the Direct Reading, while is the 0,5% of the CTs primary current value for Reading x10.