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Technical Article

What does “RCD protected” mean on an electrical fuse switch?

Time:2019-02-28 09:37:14 Click:

RCD protected means " Residual Current protective Device", as we can see from the full name, which is a kind of protective device;




1)To prevent the single-phase shock accident that caused by leakage;

2)To prevent the fire and equipment burning accident that cause by leakage;

3)To detect and switch off all kinds of one-phase grounding fault;

4) To provide the overload, overvoltage, undervoltage and phase loss protection,etc.




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