Metal halide lamps with ceramic technology for enclosed luminaires, Product features: White light due to POWERBALL® ceramic technology, Light color: warm white (830 WDL), Extended service lifetime: 4 years (at approx, 11 h/day), Very high luminous efficacy: up to 125 lm/W, Lamp survival factor: 95 % after 16,000 h burning time, Average lifetime: up to 24,000 h, ErP compliant according to EU Regulation 245/2009, Dimmable on conventional control gears and electronic control gears, Product benefits: Up to 15 % higher lumen maintenance factor compared to HCI-TT standard lamps, Up to 30 % higher lum, efficacy for lamps ≤ 100 W (comp, to NAV-T Super 4Y/6Y), Good color rendering, Operation in existing HPS installations as ignition voltage of IEC 60662 is met, Energy savings of up to 70 % when replacing mercury vapor lamps (HQL), Optimum energy efficiency on POWERTRONIC® PTo 3DIM ECGs, UV values significantly below the maximum permitted thresholds to IEC 61167 thanks to UV filter, Areas of application: Streets, Outdoor lighting, Industrial installations, Exhibition halls and trade fairs, Approved only for use in enclosed luminaires, Outdoor applications only in suitable luminaires,