Question my son and I have, (he's preparing for a test, and I can't talk him into joining this forum :blink
What size dual element fuse is required for the branch circuit protection for a three-phase 50hp 480v motor? Auto-transformer starting with code letter A.
What size dual element fuse is required for the branch circuit protection for a three-phase 50hp 480v motor? Auto-transformer starting with code letter A.