
Advanced Indoor Vacuum Circuit Breaker for Chassis Systems. Moisture-Resistant Design: Auto-regulated heating element eliminates moisture failures in coastal or high-humidity environments. High Mechanical Life: Durable design supports up to 30,000 mechanical operations for frequent use. Flexible Installation: Can be used as fixed installation or equipped with chassis as a handcart unit. Versatile Energy Storage: Spring energy storage mechanism supports AC, DC, and manual operation modes. Permanent Magnetic Actuator: Optional long-life permanent magnetic actuator for extremely frequent operation. Comprehensive Protection: Conventional protection, failure protection, and overcurrent protection capabilities. OEM & ODM Capability: Accepts small trial orders and provides full or minor customization options.