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Surge Protective Device
Model No WYPB3020L220 WYPB3040L220 WYPD3020L220 WYPD3040L220 WYPB3020T220 WYPB3040T220 WYPD3020T220 WYPD3040T220
TYPE 3 Phase earthed Terminal & Cable type -3W+G- (in Fuse)
Rating 220VAC
Input 220VAC
Capacity 20kA 40kA
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Specifications and Features

- There shall be no effect on the system in a normal state
- It shall be stable when operating or in a trouble (Thermal runway  prevention circuit)
- The voltage interception for a protection terminal shall be  constant.
- Shall respond at a high speed.
- Shall be convenient to maintain and repair.
- There shall be few leakage currents.
- Shall have a continuous breaking ability