High-Speed Arc Extinguishing: Elastic-accumulating mechanism ensures rapid 13.8m/s breaking speed, independent of handle speed.
Durable Flame-Resistant Shell: Made of glass-fiber reinforced unsaturated polyester resin for superior dielectric and impact resistance.
Self-Cleaning Contacts: Parallel double gap contacts feature self-cleaning functions for reliable performance.
Anti-Error Locking System: Handle can be locked with three locks simultaneously in the '0' position to prevent misoperation.
High Current Capacity: Supports rated current up to 3150A with AC 660V or DC 440V ratings.
Silver-Plated Copper Alloy: All contact materials are copper alloy plated with silver, providing two separation surfaces.
Flexible Customization: Offers full, minor, and flexible customization from samples or designs.
Wide Voltage Range: Customizable rated working voltage includes AC 400V and 600V options.