2013LST EN 61347-2-9-2013 Lamp controlgear -- Part 2-9: Particular requirements for electromagnetic controlgear for discharge lamps (excluding fluorescent lamps) (IEC 61347-2-9:2012)
2002LST EN 61347-2-9-2002 Lamp controlgear. Part 2-9: Particular requirements for ballasts for discharge lamps (excluding fluorescent lamps) (IEC 61347-2-9:2000)