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The Mersen HSJ50 is a Class J high-speed fuse designed for applications requiring reliable protection. This component operates at 600 volts AC and 500 volts DC with a current rating of fifty amps. The HSJ50 provides effective branch circuit protection according to NEC standards.
This fuse is optimized for over-load capability, allowing it to handle elevated current levels during motor starts. It features low thermal energy let-through and excellent cycling ability for frequent starts and stops.
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