NB310L/C25-3PN-6-AC30 Compact Residual Current Circuit Breaker 3P+N 25A 30mA 6kA C Curve TYPE AC 4M
DESCRIPTION:
NB310L series 6kA compact residual current circuit breakers for thermomagnetic/differential protection. Particularly suitable for line protection against overloads and short circuits, as well as against direct contact. Intended for applications in the civil, tertiary, and industrial sectors. Available in 2P and 3P+N versions with 6 kA breaking capacity on 2 and 4 DIN modules. Rated current from 6 to 40 A and differential trip current of 30 and 300 mA. The characteristic curve of the circuit breaker is type C, while the differential operating characteristic is type AC and type A. Can be accessorized with auxiliary contacts, alarm contacts, a shunt trip, and an undervoltage release.
Technical specifications:
- Reference standard: IEC/EN 61009-1
- Number of poles: 3P+N
- Rated current: In 25 A
- Trip curve: C
- Differential characteristic: AC
- Rated voltage Vn: 400 Vac
- Rated frequency f: 50/60 Hz
- Insulation voltage Ui: 500 Vac
- Impulse voltage Uimp: 4 kV
- Rated breaking capacity Icn: 6 kA
- Rated service breaking capacity Ics: 6 kA
- Power dissipation: 17 W
- Number of DIN modules (1 DIN = 18 mm): 4
- Protection rating: IP20
- Dimensions (h)x(w)x(d): 86x72x78 mm
- Corresponding accessories: XF9 series auxiliary contacts. XF9J series alarm contacts. S9 series shunt trip. V9 series undervoltage release
Product code: 660023
