For a 350A option in the KLNR Series, Littelfuse specifies KLNR350. Published selection data centers on 250V AC / 125V DC operation and 200kA AC interruption. The economical single-element RK1 construction is extremely current-limiting and suited to non-inductive loads. Use the linked Littelfuse datasheet to confirm coordination, approvals and installation details.
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The Littelfuse KLNR Series identifies KLNR350 as its 350A option. Published electrical limits are 250V AC / 125V DC, with 200kA AC interrupting capability. The economical single-element RK1 construction is extremely current-limiting and suited to non-inductive loads. For installation, the listed format is Class R; mounting is Cartridge / Clip, with ferrule / blade (amp-dependent) terminals. Published dimensions are 219.1mm overall length; 53.2mm max body diameter. Typical applications include Resistance Heaters, Lighting, Non-Inductive Loads, General Purpose. Check the official Littelfuse datasheet before final coordination.
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