Zhejiang wanlai Intelligent electric co., ltd.
JCB3-125 125A Miniature Circuit Breaker(MCB) 10KA
Function
Short circuit and overload protection
Breaking capacity: 6KA/10KA
With contact indicator
27mm module width
Available from 63A to 125A
1 Pole, 2 Pole, 3 Pole, 4 Pole are available
Comply with IEC 60947-2
Function
Short circuit and overload protection
Breaking capacity: 6KA/10KA
With contact indicator
27mm module width
Available from 63A to 125A
1 Pole, 2 Pole, 3 Pole, 4 Pole are available
Comply with IEC 60947-2
Application
JCB3-125 circuit-breakers are used in domestic installation, as well as in commercial and industry electrical distribution systems.
Technical Data
| Standard | IEC/EN 60947-2 | |
| Electrical features | Rated current In(A) | 63, 80, 100, 125 |
| Poles | 1P, 2P, 3P, 4P | |
| Rated voltage Ue (V) | 230/400~ 240/415~ | |
| Insulation voltage Ui (V) | 500 | |
| Rated frequency | 50/60 Hz | |
| Rated breaking capacity | 6KA, 10KA | |
| Energy limiting class | 3 | |
| Rated impulse withstand voltage(1.2/50) Uimp(V) | 4000 | |
| Dielectric test voltage at ind. Freq. for 1 min(KV) | 2 | |
| Pollution degree | 2 | |
| Thermo-magnetic release characteristic | 8-12In, C curve | |
| Mechanical features | Electrical life | 1,500(In=63A, 80A, 100A), 1,000(In=125A) |
| Mechanical life | 8,500(In=63A, 80A, 100A), 7,000(In=125A) | |
| Contact position indicator | Yes | |
| Protection degree | IP20 | |
| Reference temperature for setting of thermal element(℃) | 30 | |
| Ambient temperature (with daily average ≤35℃) | -5…+40 | |
| Storage temperature(℃) | -25…+70 | |
| Installation | Terminal connection type | Cable/Pin-type busbar |
| Terminal size top/bottom for cable | 16~50mm2/6-1/0 AWG | |
| Terminal size top/bottom for busbar | 16~35mm2/6-2 AWG | |
| Tightening torque | 3.5N*m/31 In-lbs | |
| Mounting | On DIN rail EN 60715(35mm) | |
| Connection | From top and bottom | |
| Combination with accessories | Auxiliary contact | Yes |
| Shunt release | Yes | |
| Under voltage release | Yes | |
| Alarm contact | Yes |
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