CAN/CSA C22.2 NO. 248.12-00 (R2005)
Low-Voltage Fuses - Part 12: Class R Fuses (Tri-national standard, with UL 248-12, second edition, and with the first edition of NMX-J-009/248/12-2000-ANCE)
standard by Canadian Standards Association / National Standard of Canada,
Full Description
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1 General
NOTE - This Part is intended to be read together with the Standard for Low-Voltage Fuses - Part 1: General Requirements, hereafter referred to as Part 1. The numbering of the Clauses in this Part corresponds to like numbered Clauses in Part 1. The requirements of Part 1 apply unless modified by this Part. For Clauses not shown below, refer to the Standard for Low-Voltage Fuses - Part 1: General Requirements, NMX-J-009/248/12-2000-ANCE C SA C22.2 No. 248.1 UL 248-1.
1.1 Scope
This Part applies to Class R fuses rated 600 A or less and eithe r 250 or 600 V ac. DC ratings are optional.