RFS450 combines Mersen engineering with a Class H fast-acting renewable fuse, with a 450A current rating and 600VAC, for general-purpose feeder and branch-circuit protection, using blade mounting.
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In general-purpose feeder and branch-circuit protection designs, Mersen RFS450 serves as a Class H fast-acting renewable fuse matched to the series architecture. The model carries a 450A rating with 600VAC; Class H fast-acting protection with a 10kA interrupting rating is paired with blade mounting. Use the listed dimensions, standards, approvals and official datasheet to verify fit before substitution.
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