Molded-case circuit breaker (hereinafter referred to as circuit breaker) is mainly applicable to the distribution network with AC 50/60Hz and rated working voltage of AC400V. The power supply and consumption system used for direct grounding of three-phase four wire neutral point has the functions of overload, short circuit, phase loss, over-voltage, under-voltage, protection, etc., which can protect the circuit and electrical equipment from damage, as well as protect the possible grounding fault and personal indirect contact in the circuit.
The product complies with IEC60947-2 standards.
Type |
Rated current |
Pole |
Rated insulatiing voltage(V) |
Rated operating voltage(V) |
Operation performance |
Load |
Unload |
M1-63L |
(6),10,16,20,25,32,40,50,63 |
3,4 |
500 |
400 |
1500 |
8500 |
M1-63M |
M1-125L |
(10),16,20,25,32,40,50,63,80,100,125 |
2,3,4 |
800 |
M1-125M |
M1-250L |
100,125,140,160,180,200,225,250 |
1,2,3,4 |
1000 |
7000 |
M1-250M |
M1-400L |
225,250,315,350,400 |
3,4 |
4000 |
M1-400M |
M1-630L |
400,500,630 |
M1-630M |
M1-800M |
630,700,800 |
M1-1250M |
700,800,1000,1250 |
3 |
M1-1600M |
1600 |