This is the harmonized ANCE, CSA, and UL standard for Low-Voltage Fuses - Part 8: Class J Fuses. It is the second edition of NMX-J-009/248/8-ANCE, the third edition of CSA C22.2 No. 248.8-11, and the third edition of UL 248-8. This edition of NMX-J-009-248/8-ANCE cancels the previous edition published in 2000. This edition of CSA C22.2 No. 248.8-11 supersedes the previous edition published in 2000.
This standard has been approved by the American National Standards Institute (ANSI) as an American National Standard.
This Part applies to Class J fuses rated 600 A or less and 600 V ac. DC ratings are optional.