1 Scope This Standard applies to HRC non-renewable cartridge current-limiting fuses of the HRCI-MISC (Form I) type rated 600 A or less and 600 V ac or less, and to HRC non-renewable cartridge current-limiting fuses of the HRCII-MISC (Form II) type rated 1200 A or less and 600 V ac or less, that are intended to be used in accordance with the Canadian Electrical Code, Part I.