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Manufacturer of B Type Mcb - YUANKY IEC60898 CE S7-G circuit breaker mcb up to 63a 10ka miniature circuit breaker mcb 1p 2p 3p 4p – Hawai Detail:

Overload Current Protection Characteristics
|
Test Procedure
|
Type
|
Test Current
|
Initial State
|
Tripping or Non-tripping Time Limit
|
Expected Result
|
Remark
|
|
A
|
B、C、D
|
1.13In
|
cold
|
t≤1h
|
no tripping
|
|
|
B
|
B、C、D
|
1.45In
|
After test A
|
t<1h
|
tripping
|
The current steadily rise to the specified value within 5s
|
|
C
|
B、C、D
|
2.55In
|
cold
|
1s<t<60s(In≤32A)
1s<t<120s(In>32A)
|
tripping
|
|
|
D
|
B
|
3In
|
cold
|
t≤0.1s
|
No tripping
|
Turn on the auxiliary switch to close the current
|
|
C
|
5In
|
|
D
|
10In
|
|
E
|
B
|
5In
|
cold
|
t<0.1s
|
tripping
|
Turn on the auxiliary switch to close the current
|
|
C
|
10In
|
|
D
|
20In
|
Installation
| Contact position indicator |
Yes |
| Protection degree |
IP20 |
| Reference temperature for setting of thermal element |
30℃ |
| Ambient temperature |
-25~+70℃ |
| Terminal connection type |
Cable/U-type busbar/Pin-type busbar |
| Terminal size top/bottom for cable |
25mm2 |
| Tightening torque |
2.5N.m |
| Mounting |
On din rail FN 60715 (35mm) by means of fast clip device |
| Connection |
Top and botton |
Combination with accessories
| Auxillary contact |
YES |
| Alarm contact |
YES |
| Shunt release |
YES |
| Under voltage release |
YES |

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