1) It only has the function of leakage protection and power failure, and must be matched with protective components such as fuses, thermal relays and overcurrent relays when used.
(2) at the same time with overload protection function.
(3) at the same time with overload, short circuit protection function.
(4) at the same time with short-circuit protection function.
(5) At the same time, it has the functions of short circuit, overload, leakage, overvoltage and undervoltage.
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Where is the design? I haven't found it for a long time.
This is the switch at home.
Great
Not bad
This kind of thing is almost the same