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Shanghai Matis Electric Co.,Ltd committed on smart electrical, here below is part of our main smart products, complying with some traditional electrical products:

MR50H residual current circuit breaker with overload protection (RCBO)

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  • Description
MR50H is applicable to residual operating current with rated voltage 230V/400V, frequency 50/60Hz and rated current up to 63A. It is used to perform the human electricity shock protection as well as over current protection and short circuit protection for line equipment in building or similar locations, it also can provide the protection against the fire danger caused by the fault current that is resulted from the electric equipment damage.
The circuit breaker is applicable for many kinds of fields such as the industry, commerce, high rise building, civil building, etc.

Technical Data

◆Residual current characteristics: AC, A
◆Pole No.: 1P+N, 2P, 3P, 3P+N, 4P
◆Rated current (A): 1, 2, 3, 4, 6, 10, 13, 16, 20, 25, 32, 40, 50, 63
◆Tripping curve: B, C, D
◆Rated making and breaking capacity: 6000A
◆Rated voltage: 230/400V AC
◆Rated frequency: 50/60Hz
◆Rated residual operating current I n(mA): 30, 100, 300,
◆Tripping duration: instantaneous tripping 0.1s
Electro-mechanical endurance: 4000 cycles
Connection capacity: Rigid conductor 25mm