This Part applies to Class R fuses rated 600 A or less and either 250 or 600 V ac. DC ratings are optional.
The following changes in requirements to the Standard for Low-Voltage Fuses - Part 12: Class R Fuses, UL 248-12, are being proposed:
1. Proposed Third Edition of the Standard for Low-Voltage Fuses - Part 12: Class R Fuses, UL 248-12.
The cost to purchase this Standard varies depending on whether you are ordering a hardcopy, PDF or combination of the two. We also offer two different types of subscriptions: a one year and a three year.
You will be able to choose your purchase options on the following pages.
To serve you better, please update your account details.
Sample