PRODUCTS CATEGORIES
CQB2-125 Miniature Circuit Case Breaker
1 Application
·Single phase and three phase applications
·High Interruption rating capabilities.
·Overload protection
·Short circuit protection
·Positive isolation
Suitable for industrial, commercial, high-rise and civil residences circuit protection.
2 Type designation
3 Technical data
| Specifications | |
|
Rated voltage(V) |
AC230V、AC400V |
|
Nominal current (A) |
63A、80A、100A、125A |
|
Number of poles |
1P 、2P 、3P 、4P |
|
Electromagnetic release type |
Ii=8In(C curve） Ii=12In(D curve） |
|
Rated short-circuit breaking capacity lcu(A) |
10000A |
|
Short-circuit breaking capacity Ics(A) |
7500A |
|
Rated impulse withstand voltage Uimp(V) |
4000V |
|
Mechanical life(cycles) |
10000 |
|
Electrical life(cycles) |
6000(In≤100A) 4000(In>100A) |
|
Nominal cross-section of wire |
See table 1 |
|
Protection degree |
IP20 |
|
Standards |
IEC60947-2、GB/T14048.2 |
|
Compliant certification |
CCC |
| Rated current Ie | Copper cross-sectional area (mm2) |
|
63 |
16 |
|
80 |
25 |
|
100 |
35 |
|
125 |
50 |
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 Torque: 2.5N.m
