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Class L Fuses
These non-renewable fuses are designed for the protection of feeders and service entrance equipment.
Current ratings for UL Class L fuses range from 601A to 6000A, and the voltage rating is 600VAC. Class L fuses are available with DC ratings. Available case sizes are 800A, 1,200A, 1,600A, 2,000A, 2,500A, 3,000A, 4,000A, 5,000A, and 6,000A. The interrupting rating is 200kA rms symmetrical. (300kA fuses are available.)