20/30429918 DC

Electrical protection equipment, Impact testing, Temperature-rise limit, Overcurrent circuit-breakers, Environmental testing, Short-circuit current tests, Marking, Thermal testing, Clearance distances, Earth-leakage circuit-breakers, Classification systems, Certification (approval), Electrical components, Test fingers, Electrical insulation, Rated current, Testing conditions, Rated voltage, Performance, Circuits, Overload protection, Low-voltage equipment, Electric terminals, Leakage paths, Electrical equipment, Endurance testing, Approval testing, Domestic safety, Dielectric-strength tests, Switchgear, Gases, Overcurrent protection, Type testing, Fire tests, Electrical testing, Environment (working), Domestic electrical installations, Circuit-breakers, Mechanical testing, Breaking capacity, Test equipment, Test specimens, Power factor, Verification, Screws (bolts), Electrical safety, Performance testing, Definitions