The National Electrical Manufacturers Association (NEMA) published NEMA FU 1-2012 Low Voltage Cartridge Fuses.
Covering eight classes of low voltage cartridge fuses, NEMA FU 1 examines fuses of a current-responsive element inside a fuse body with contacts on both ends. These fuses are rated 600 volts or less, alternating current, and direct current. The eight classes of fuses covered are G, H, J, K, L, R, T, and CC. Updates include direct current tests for photovoltaic fuses.
may be viewed at no cost or purchased in a hard copy for $82 on the NEMA
National Electrical Manufacturers Association (NEMA) represents nearly
400 electrical, medical imaging, and radiation therapy manufacturers at
the forefront of electrical safety, reliability, resilience, efficiency,
and energy security. Our combined industries account for more than
400,000 American jobs and more than 7,000 facilities across the U.S.
Domestic production exceeds $117 billion per year.