The following reference document provide information about construction, application, and definitions of low-voltage industrial fuses.

Low Voltage Cartridge Fuses | NEMA FU 1-2012

Covers eight classes of low voltage cartridge fuses consisting of a current-responsive element inside a fuse body with contacts on both ends, rated 600 V or less, ac and dc. The classes are G, H, J, K, L, R, T and CC. Includes updates to the definitions, voltage rating and interrupting rating tables and the current carrying and temperature rise tests.

    Please contact our NEMA Members for proper selection and sizing for your application.





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