Miniature circuit breaker (MCB), 50A, 3 p, type D characteristicHigh-quality residual current circuit-breaker/miniature circuit-breaker with overcurrent protection independent of mains voltage; contact position display red-green; terminal rear plug protection; tri-stable slide catch—enables removal from an existing closure assembly; comprehensive accessory product range can be retrofitted; wide range of rated fault currents; rated operational currents up to 40 A; trip types B,C,D; rated switching capacity 10 kA; suitable for use in the free (on-site power and outdoor distribution board) to -25 °C; suitable for use in the free (on-site power and outdoor distribution board) to -25 °C
Miniature circuit breaker (MCB), 50A, 3 p, type D characteristic
High-quality residual current circuit-breaker/miniature circuit-breaker with overcurrent protection independent of mains voltage; contact position display red-green; terminal rear plug protection; tri-stable slide catch—enables removal from an existing closure assembly; comprehensive accessory product range can be retrofitted; wide range of rated fault currents; rated operational currents up to 40 A; trip types B,C,D; rated switching capacity 10 kA; suitable for use in the free (on-site power and outdoor distribution board) to -25 °C; suitable for use in the free (on-site power and outdoor distribution board) to -25 °C
| Rated operational current for specified heat dissipation [In] | 50 A |
| Heat dissipation per pole, current-dependent [Pvid] | 0 W |
| Static heat dissipation, non-current-dependent [Pvs] | 0 W |
| Heat dissipation capacity [Pdiss] | 0 W |
| Operating ambient temperature min. | -25 °C |
| Operating ambient temperature max. | +75 °C |
| Release characteristic | linear, per +1 °C, results in a 0.5% reduction of current carrying capacity |
| Number of poles (total) | D |
| Number of protected poles | 3 |
| Rated current | 3 |
| Rated voltage | 50 A |
| Rated insulation voltage Ui | 400 V |
| Rated impulse withstand voltage Uimp | 440 V |
| Rated short-circuit breaking capacity Icn EN 60898 at 230 V | 4 kV |
| Rated short-circuit breaking capacity Icn EN 60898 at 400 V | 6 kA |
| Rated short-circuit breaking capacity Icu IEC 60947-2 at 230 V | 6 kA |
| Rated short-circuit breaking capacity Icu IEC 60947-2 at 400 V | 0 kA |
| Voltage type | 0 kA |
| Frequency | AC |
| Current limiting class | 50 - 60 Hz |
| Suitable for flush-mounted installation | 3 |
| Concurrently switching N-neutral | No |
| Over voltage category | No |
| Pollution degree | 3 |
| Additional equipment possible | 2 |
| Width in number of modular spacings | Yes |
| Built-in depth | 3 |
| Degree of protection (IP) | 70.5 mm |
| Ambient temperature during operating | IP20 |
| Connectable conductor cross section multi-wired | -25 - 55 °C |
| Connectable conductor cross section solid-core | 1 - 25 mm² |
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