21/30406104 DC

Type testing, Overload protection, Mathematical calculations, Environment (working), Marking, Fuse-holders, Electric arcs, Rated power, Rated current, Breaking capacity, Alternating current, Power losses, Resistance measurement, Fire tests, Interruption tests, Fuse-links, Direct current, Verification, Low-voltage equipment, Overload (electric), Electrical protection equipment, Low voltage, Cartridge fuse-links, Ratings, Stress corrosion, Fuses, Mechanical testing, Strength of materials, Temperature-rise limit, Electrical testing, Corrosion tests, Electrical insulation, Rated voltage