Mersen specifies CRS400 as a 400A device in the CRS Series. Published electrical limits are 600V AC with 10kA AC short-circuit capability. This makes it suitable where Type D time-delay protection for circuits with temporary overloads and inrush.
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For applications specifying Class H, Mersen CRS400 supplies the 400A rating in the CRS Series. Its electrical envelope is 600V AC, supported by 10kA AC interrupting data. Its operating characteristic provides Type D time-delay protection for circuits with temporary overloads and inrush. The Class H format uses ferrule / blade (amp-dependent) terminals with cartridge/clip mounting. Typical selection contexts include Transformers, Lighting With High Inrush, Solenoid & Coil Loads. Final application limits and dimensional details should be verified against Mersen’s official datasheet.
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