Chint Circuit Breaker NXB-63S 1P+N 25A 4.5kA C 2M 296751
Chint NXB-63S Circuit Breaker, overload and short-circuit protection for domestic and civil installations, with the following characteristics:
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Number of Poles: 1P+N
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Rated current: 25 Amps
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Tripping curve: C
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Rated voltage: 230 Vac
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Interrupting capacity: 4.5 kA
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Number of Modules: 2
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Degree of protection: IP20
Chint circuit breaker reliable and compact protection for civil installations
The NXB-63S circuit breaker is designed to protect terminal electrical circuits against overcurrents, such as overloads and short circuits. It is part of the NXB-63S series, known for its reliability, efficiency and ease of installation, ideal for civil, domestic and small commercial electrical installations.
C curve: the right choice for mixed loads
Curve C allows the breaker to tolerate temporary overcurrents up to 5-10 times the rated current, making it perfect for lines that supply devices with peak loads, such as appliances, outlets and lighting.
Compatibility with accessories and improved safety
This model is compatible with a range of optional accessories for circuit monitoring and management:
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AX-X1 auxiliary contact
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AL-X1 alarm contact
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SHT-X1 trip coil
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Minimum voltage coil UVT-X1
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Note: not compatible with differential modules
Technical Specifications Circuit Breaker NXB-63S
| Series | NXB-63S |
|---|---|
| Number of poles | 1P+N |
| Rated current | 25 A |
| Tripping curve | C |
| Rated voltage | 230 Vac |
| Rated frequency | 50/60 Hz |
| Isolation voltage | 500 Vac |
| Impulse voltage (Uimp) | 4 kV |
| Interrupting capacity (Icn) | 4.5 kA |
| Extreme breaking capacity (Icu) | 6 kA |
| Service rating (Ics) | 4.5 kA |
| Limitation class | 3 |
| Power dissipation | 4,5 W |
| Number of modules | 2 |
| Degree of protection | IP20 |
| Mounting | On DIN rail |
Data sheet
- Voltage: 230VAC
- Modules: 2
- Poles: 1P+N
- Curve: C
- Breaking capacity: 4.5KA
- Degree of protection: IP20
- Amps: 25A
- Circuit Protections: Circuit breakers
: 2

