Miniature Circuit Breaker (MCB) is the core component for Circuit protection and on-off control in low-voltage distribution systems, which is widely used in homes, commercial buildings and small industrial scenarios.
Technical parameter
| Name | Content |
| Enterprise code | Shanghai Yuhuang electric co.,ltd |
| Product category |
Miniature circuit breaker |
| Design code | 1 |
| Current rank | NA/N/C:32A,125A,250A,400A,630ASA/S/LA/L:125A,250A,630A G:100A,250A,630A,1600A,3200A M:1600A A Q:3200A |
| Product code | NA:16A~630A(Integral type,two positions)N:16A~630A(Split type,two positions) C:16A~630A(Split type,two positions) M:630A~1600A(Split type,two positions) Q:630A~3200A(Split type,two positions) SA:20A~630A(Integral type,Three positions) S:20A~630A( Split type,Three positions) LA:20A~630A(Integral type,Two positions) L:20A~630A(Split type,two positions) G:GA:16A~3200A(With fire protection function) GA1:16A~100A(Without fire protection function) |
| Pole |
1P,1P+N,2P,3P,3P+N,4P |
| Rated current |
3A~63A |
| Working mode | R=Self-input and self-recoverS=Self-input without self-recover F=Utility-Generator |
| Technical parameter | |||||||
| Rated voltage(V) |
Rated frame graded Current Inm(A) |
Pole | Neutral | Rated current(A) |
Rated leakage operate current I△no(mA) |
Rated leakage no operate currentI△no(mA) |
Rated leakage operatetime(s) |
| 230 | 63 | 1 | +N | 3,6,10,16,
20,35,32, |
30,(50),
(100),(300) |
15,(25),(50),
(150) |
<0.1 |
| 230/400 | 63 | 2 | <0.1 | ||||
| 230/400 | 63 | 3 | +N | <0.1 | |||
| 230/400 | 63 | 3 | <0.1 | ||||
| 230/400 | 63 | 4 | <0.1 | ||||