BS EN IEC 61439-1:2021 + Ex Comm

Rated frequencies, Name plates, Rated voltage, Low-voltage equipment, Installation, Electric control equipment, Clearances, Classification systems, Electromagnetic compatibility, Electrical safety, Approval testing, Instructions for use, Temperature rise, Performance testing, Environment (working), Electric terminals, Electric conductors, Impulse-voltage tests, Voltage measurement, Electrical connections, Testing conditions, Access, Electrical testing, Marking, Inspection, Electrical insulation, Electronic equipment and components, Dielectric-strength tests, Verification, Type testing, Circuits, Electrical equipment, Electrical protection equipment, Dielectric properties, Electrical properties of materials, Temperature measurement, Electric shocks, Rated current, Leakage paths, Switchgear