Meba dc circuit breakers MBPV-30
Technical parameters:
1.for fuse 10.3×38
2.EN/IEC 60269-2 2-1
3.AC 20B
4.32a max, 690V
5. 50/60HZ
Meba dc circuit breakers MBPV-30
Technical parameters:
1.for fuse 10.3×38
2.EN/IEC 60269-2 2-1
3.AC 20B
4.32a max, 690V
5. 50/60HZ
Meba mcb breaker MB45DC series miniature circuit breaker applies to industrial, commercial, lighting and electric machine distribution system with AC415V, 50/60Hz, rated working current up to 100A to protect against overload and short circuit. The item is installed into plug-in type mounting base. It’s conformity with GB10963, IEC60898 standards.
Meba mcb breaker MB45DC
Technical parameters
Frame rated current Imm (A) | Pole | Width/Pole (18mm times) | Rated Voltage (V) | Rated Current In(A) | Rated limit short circuit capacity | Instantaneous breaking type | |
Breaking current Icu(A) | Time T(ms) | ||||||
63 | 1 | 1 | DC125 | 1, 2, 3, 4, 5, 6, 10, 15, 16, 20, 25, 32, 40, 50, 63A | 10000 | 10 | C, D |
2 | 2 | DC250 | |||||
3 | 3 | DC440 | 6000 | 10 | C, D |
Time-current operation
Tes | Type | Test Current | First Condition | Time limit release or un-release | Expect result | Note |
a | C,D | 1.13ln | Cold | t≥1h(ln≤63) | Un-Release | |
b | C,D | 1.45ln | Containue A Type Test | t<1h(ln≤63) | Release | Current in within 5 steadily up |
c | C | 8ln | Cold | t≥0.1s | Un-Release | Closed auxiliary switch processing power |
12ln | t<0.1s | Release | ||||
d | D | 10ln | Cold | t≥0.1s | Un-Release | |
14ln | t<0.1s | Release |
Time-current charateristic curve