Technical Information Tungsten Halogen single ended No. DO 4272 Edition: 05/06 - subject to change 64717 (230/240V) Supersedes: 09/90 Status: valid Product description The OSRAM 64717 is mainly used for studio and theatre lighting as well as film production and fitted into Fresnel, Profile, PC Spot and Follow Spot luminaires. Technical Data Lamp / order reference 64717 ANSI FRL LIF CP/89 Rated lamp wattage W 650 Rated lamp voltage V 230/240 Average life-time h 150 Color temperature K 3200 Luminous flux lm 16250 Luminous efficacy lm/W 25 (26*) Base GY 9.5 Diameter d mm 23 Lamp length l mm 90 LCL a mm 46.5 + 1 Filament dimensions (w x h) mm 26 x 33 Type of filament biplan * referred to 240V Lamp operation Max. pinch seal temperature °C 350°C max. Burning position s90 Fuse protection D-Fusing 500 V, 4 A quick Remarks Use of closed luminaires is recommended Display/Optic Berlin