AJT350EI extends the Mersen AJT Series lineup with a 350A rating. Its rating set pairs 600V AC / 500V DC operation with 200kA AC / 100kA DC interrupting performance. This makes it suitable where high current limitation with time-delay performance for motor and transformer inrush. This catalog code identifies the EI visual/open-fuse indication configuration.
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At 350A, AJT350EI is one of the rated options available in Mersen’s AJT Series. Mersen publishes 600V AC / 500V DC for this rating, together with 200kA AC / 100kA DC interrupting capability. The protection profile emphasizes high current limitation with time-delay performance for motor and transformer inrush. The Class J format uses ferrule / blade (amp-dependent) terminals with cartridge/clip mounting. Typical selection contexts include Mains, Feeders, Branch Circuits. This SKU is the EI visual/open-fuse indication configuration. Use the official Mersen datasheet to confirm final coordination and dimensions.
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