BS EN 60598-2-22 AMD2. Luminaires. Part 2-22. Particular requirements. Luminaires for emergency lighting|Battery-powered devices, Emergency lighting, Lighting equipment, Luminous intensity, Rated voltage, Position, Photometry (light measurement), Electric cells, Inspection, Nickel-cadmium batteries, Luminaires, Safety measures, Lead-acid batteries, Equipment safety, Classification systems, Marking, Thermal testing, Filament lamps, Testing conditions, Discharge lamps, Endurance testing, Incandescent lamps, Fluorescent lamps, High-temperature testing, Environment (working), Tungsten lamps, Performance, Electrical testing