18/30375231 DC

Impact testing, Thermal resistance, Performance testing, Switches, Electrical safety, Damp-air tests, Test equipment, Electrical testing, Earthing, Bayonet lamp caps, Leakage paths, Lighting equipment, Heating tests, Fire tests, Lamp caps, Classification systems, Safety measures, Clearances, Corrosion tests, Marking, Testing conditions, Protected electrical equipment, Thermal testing, Rated voltage, Stress corrosion, Flexible conductors, Electrical insulation, Mechanical testing, Test specimens, Electric terminals, Rated current