The HSRK is a high-speed Class RK1 fuse designed to safeguard sensitive power electronics, meet the NEC requirements for branch-circuit protection, and perform to industry standards of a semiconductor fuse. The fuse is used with a disconnect switch to allow end users to select a single fuse, ensuring overload and short-circuit protection. It can also reduce incident energy levels enough to change the category of protective clothing that workers are required to wear while working on energized equipment.

Ferraz Shawmut

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