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CQB5H-125 Miniature Circuit Case Breaker
1 Application
CQB5H-125 series miniature circuit breakers are suitable for AC 50/60Hz, rated voltage 230V/400V, rated current to 125A lines, with isolation, overload and short-circuit protection functions, can also be used as the line is not frequent on-off operation and conversion.
Applicable to industrial, commercial, high-rise and civil residential and other places。
2 Type designation
3 Technical data
| Specifications | |
|
Rated voltage(V) |
AC230V、AC400V |
|
Rated current (A) |
63A、80A、100A、125A |
|
Rated frequency |
50Hz / 60Hz |
|
Number of poles |
1P 、2P 、3P 、4P |
|
Rated breaking capacity lcu(A) |
10000A |
|
Short-circuit breaking capacity Ics(A) |
7500A |
|
Mechanical life(cycles) |
10000 |
|
Electrical life(cycles) |
4000 |
|
Tripping characteristics |
C 、 D |
|
Protection degree |
IP40 |
|
Standard |
IEC60898-1、GB10963.1 |
|
Compliant certification |
CCC |
4 Nominal operation conditions
1 Ambient operating temp. range：-5℃~40℃；≤90%/20℃；≤50%/40℃
2 Operating altitude： ≤2000m
3 Pollution degree： 2
4 Overvoltage category： "Ⅱ"、"Ⅲ"
5 Mounting type：Din rail embedded(TH35-7.5).
6 Terminal connection type：Cable
7 Terminal Torque: 2.5N.m
5 Dimensions （unit :mm）
