Copper Contact Arm for Vacuum Circuit Breaker
This copper contact arm is a conductive component in vacuum circuit breakers. It is engineered for reliable electrical connection and arc quenching in power transmission and distribution systems.
Technical Specifications
Product Overview
High-Performance Vacuum Circuit Breaker Component
This copper contact arm is engineered for reliable performance in demanding electrical transmission and distribution applications. Featuring a specialized vulcanized layer of 2-4mm, it enhances miniaturization by allowing the removal of traditional sleeves while maintaining robust insulation. The design ensures minimal resistance and optimal current-carrying capacity, providing durability and long-term operational stability for vacuum interrupter systems.
Technical Specifications
Insulation Performance
20 kV/mm
Withstand Voltage
2 mm
Min Vulcanization Thickness
4 mm
Max Vulcanization Thickness
Operational Environment
| Parameter | Limit |
|---|---|
| Max Altitude | 1000m |
| Ambient Temperature | -30°C to +40°C |
| Daily Mean Temperature | ≤ 30°C |
| Daily Mean Relative Humidity | ≤ 95% |
| Monthly Mean Relative Humidity | ≤ 90% |
Ordering Information
Ordering Requirements
- Rated current
- Description of mating contacts
- Contact arm type and mounting hole size
- Vulcanization process requirement
Operational Environment
- Installation Restrictions
- No steamNo gasNo chemical corrosive depositsNo salt sprayNo dust/dirtNo frequent vibrationNo serious jolt
