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 | 35 | |
| AWG | 18/2 | ||
| Terminal size top / bottom for?busbar | mm2 | 35 | |
| AWG | 18/2 | ||
| 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 |
