CHINT
CHINT NM8N-250 Moulded Case Circuit Breaker (125–250 A)
MCCB for distribution and motor protection, thermal-magnetic or electronic release.
Technical specifications
| Standard | IEC/EN 60947-2 |
|---|---|
| Rated current | 125-160-180-200-225-250 A |
| Rated insulation voltage Ui | 1000 V |
| Rated impulse withstand voltage | 8 kV |
| Rated operational voltage Ue | 380/400/415, 440, 500, 660/690 V AC 50/60Hz |
| Ultimate breaking capacity Icu at 380/400/415 V | 36 / 50 / 70 / 100 / 150 kA (C / S / Q / H / R) |
| Poles | 2P, 3P, 4P |
| Release units | Thermal-magnetic; electronic (32-63-100-160-250 A) |
| Mechanical life | 25000 |
| Electrical life | 10000 (AC415V, In) |
| Ambient temperature | -40℃ ~+70℃ |
Values are reproduced as published in the manufacturer datasheet. Final specifications are confirmed in the quotation.
