VN3-12E Indoor Vacuum Circuit Breaker (12kV)
The VN3-12E is a 12kV indoor vacuum circuit breaker providing reliable control and protection for 10kV power systems. Features ultra-low resistance vacuum arc chambers and a modular spring mechanism designed for minimal maintenance.
产品特点
- 额定电压12kV，额定电流最高5000A
- 短路开断容量50kA
- 机械寿命：30,000次
- 超低电阻真空灭弧室
- 模块化弹簧操动机构
- 导体镀银提高导电性
- 自润滑轴承——免维护
- 先进表面处理适应潮湿环境
技术参数
| Rated Voltage | 12 kV |
| Rated Current | Up to 5000 A |
| Rated Short-Circuit Breaking Current | 50 kA |
| Mechanical Life | 30,000 operations |
| Rated Frequency | 50/60 Hz |
| Insulation Type | Embedded pole, epoxy resin |
| Operating Mechanism | Modular spring |
应用领域
执行标准
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