Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
NM8N-400S/EN/400/4C Chint 400A 4P Electronic 50kA MCCB
Chint NM8N-400S/EN/400/4C 400A 4-pole electronic moulded case circuit breaker, 400A frame, with 50kA ultimate breaking capacity at 415V AC.
£422.40
The Chint NM8N-400S/EN/400/4C is a 400A, 4-pole NM8N moulded case circuit breaker for low-voltage power distribution in commercial and industrial switchboards.
Adjustable electronic protection for overload, short-time short-circuit and instantaneous short-circuit faults. 4C configuration: the neutral pole switches with the phase poles and has overcurrent protection.
- Frame size: 400A
- Ultimate short-circuit breaking capacity Icu: 50kA at 380/400/415V AC
- Rated operational voltage: up to 690V AC, 50/60Hz
- Standard: IEC/EN 60947-2
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 400 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 50 kA | |
| Trip Unit | Electronic | |
| Application | Power distribution | |
| Mounting Type | Fixed | |
| Manufacturer | Chint | |
| Series | NM8N | |
| Model | NM8N-400S/EN/400/4C | |
| Product type | Moulded Case Circuit Breaker (MCCB) | |
| Rated current | 400 A | |
| Number of poles | 4 Pole | |
| Frame size | 400 A | |
| Trip unit | Electronic | |
| Ultimate breaking capacity (Icu) | 50 kA at 380/400/415 V AC | |
| Rated operational voltage | Up to 690 V AC | |
| Frequency | 50 / 60 Hz | |
| Standard | IEC/EN 60947-2 | |
| Neutral | 4C configuration: the neutral pole switches with the phase poles and has overcurrent protection. |
