Three-Pole Miniature Circuit Breaker with Double Wiring
This miniature circuit breaker is designed for circuit protection in electrical distribution systems. It features a double wiring configuration for secure terminations and reliable overload and short-circuit protection.




Technical Specifications
Overview
High-Performance Circuit Protection
The KNB1-63 series Miniature Circuit Breaker is engineered for reliability, featuring a robust structure and high breaking capacity. Designed for standard DIN rail installation, it ensures convenient and efficient setup in electrical distribution systems. This device provides essential protection against overloads and short circuits in AC 50/60Hz lines, making it suitable for both residential and industrial applications.
Technical Specifications
- Rated Working Voltage
- 240V / 415V
- Rated Current Range
- 6A - 63A
- Short Circuit Breaking Capacity
- 6000 A
- Operating Frequency
- 50/60 Hz
- Number of Poles
- 3
Features & Compliance
Compliance Standards
- GB10963
- IEC/EN60898-1
Key Features
- Certifications
- CECBNFTSECM



