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Low-voltage switchgear and controlgear. Part 4. Contactors and motor-starters. Section 1. Electromechanical contactors and motor-starters

Document status: Replaced by GOST IEC 60947-4-1-2021

Electrical supply track systems for luminaires. Part 2. Mixed supply systems. Section 1. Classes I and III

Document status: Cancelled

Secondary batteries and battery installations. Safety requirements. Part 2. Stationary batteries

Document status: Active

Switches for household and similar fixed-electrical installations. Particular requirements for time-delay switches (T.D.S.). General specifications

Document status: Withdrawn

Lamp controlgear. Part 2-9. Particular requirements for electromagnetic controlgear for discharge lamps (excluding fluorescent lamps)

Document status: Active

Renewable power engineering. Solar energy. Calibration of field pyrheliometers by comparison to a reference pyrheliometer

Document status: Active