Metal halide lamps with quartz technology for enclosed luminaires.
Nominal wattage 250 W Nominal voltage 98 V Lamp current 3A PFC capacitor at 50 Hz 32µF Ignition voltage 4 / 5 kVp Rated wattage 250 W Rated lamp efficacy (standard condition) 72 lm/W Energy consumption 275 kWh/1000 h Rated luminous flux 18000 lm Color rendering index Ra92 Color temperature 5200 K Light color 960 Rated LLMF at 2000 h 0.84 UV protection Yes Diameter 90 mm Length 226 mm Lamp mercury content 18 mg Maximum permitted outer bulb temperature 400 °C Maximum permitted base edge temperature 250 °C Rated lamp survival factor at 2000 h 0.95 Rated lamp survival factor at 4000 h 0.90 Lifespan B50 12000 h Base (standard designation) E40 Design / version Coated Dimmable No Burning position Any Enclosed luminaire required Yes Energy efficiency class A
Benefits • Long life time • Good to excellent color rendering • E40 screw base for simple lamp handling • Available in clear and coated versions • UV values significantly below the maximum permitted thresholds to IEC 61167 thanks to UV filter
Areas of application • Factories and workshops • Exhibition halls and trade fairs • Sports halls and multi-purpose halls • Approved only for use in enclosed luminaires • Outdoor applications only in suitable luminaires
Features • POWERSTAR quartz technology • Light colors: neutral white (NDL), daylight (D)