Products
BX7B Series circuit breaker is used in protection lighting or power distribution system from over-load and short-circuit, apply to the circuit of AC 50Hz/60Hz, rated voltage less than 415V. The product adopt high fire resistant and shock proof plastics, quality metal materials, which is neoteric in structure, light in weight, reliable inperformance.
Products comply with IEC/EN60898-1.
| Type | Standard | lEC/EN 60898-1 | |
|
Electrical features |
Rated current ln | A | 1, 2, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63 |
| Poles | P | 1, 2, 3, 4, 1P+N, 3P+N | |
| Rated voltage Ue | V | 240/415 | |
| Insulation voltage Ui | V | 500 | |
| Rated frequency | Hz | 50/60 | |
| Rated breaking capacity | A | H:10000; N:6000; S:4500 | |
| Rated impulse withstand voltage(1.2/50)Uimp | V | 6000 | |
| Dielectric test voltage at ind. Freq. for 1min | kV | 2 | |
| Pollution degree | 2 | ||
| Thermo-magnetic release characteristic | B, C, D | ||
|
Mechanical features |
Electrical life | t | 6000 |
| Mechanical life | t | 20000 | |
| Protection grade | IP20 | ||
| Reference temperature for setting of thermal element | °C | 30 | |
| Ambient temperature
(with daily average≤35°C) |
°C | -5~+40 | |
| Storage temperature | °C | -25~+70 | |
|
Installation |
Terminal connection type | Cable/Pin-type busbar | |
| Terminal size top / bottom for cable | mm² | 25 | |
| AWG | 18/3 | ||
| Terminal size top / bottom for busbar | mm² | 25 | |
| AWG | 18/3 | ||
| Tightening torque | N*m | 2 | |
| In-Ibs | 18 | ||
| Mounting | On DIN rail EN 60715(35mm)by means of fast clip device | ||
| Connection | From top and bottom |
