Technical Information Tungsten Halogen single ended No. DO 5365 Edition: 05/06 - subject to change 64718 (230/240V) Supersedes: 04/89 Status: valid Product description The OSRAM 64718 is mainly used for stage and theatre and fitted into Fresnel, Profile and PC Spot luminaires. Technical Data Lamp / order reference 64718 ANSI GCT LIF T/27 Rated lamp wattage W 650 Rated lamp voltage V 230/240 Average life-time h 400 Color temperature K 3000 Luminous flux lm 14850 (14250*) Luminous efficacy lm/W 22.3 Base GY 9.5 Diameter d mm 23 Lamp length l mm 90 LCL a mm 46.5 Filament dimensions (w x h) mm 10 x 10 Type of filament biplan * referred to 240V Lamp operation Max. pinch seal temperature °C 350°C max. Burning position s90 Fuse protection D-Fusing 500V, 10A quick Remarks Use of closed luminaires is recommended Display/Optic Berlin