The Mersen HSJ40 product is a Class J high-speed current-limiting fuse, with 40A current capacity and 600VAC / 500VDC, suited to drives, motor controllers and power-semiconductor circuits in a cartridge / clip format.
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Designed around drives, motor controllers and power-semiconductor circuits, HSJ40 combines the HSJ platform with Class J high-speed current-limiting fuse characteristics. The model carries a 40A rating with 600VAC / 500VDC; low-I²t Class J protection with 200kA AC and 100kA DC interrupting ratings is paired with cartridge / clip mounting. Confirm installation details and coordination against the official Mersen datasheet before design release.
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