Technical Information Tungsten Halogen single ended No. DO 5228 Edition: 05/06 - subject to change 64747 (230/240V) Supersedes: / Status: valid Product description The OSRAM 64747 is mainly used for studio and theatre lighting as well as film production. This is a very popular lamp with G22 base and widely fitted into Fresnel Spot luminaires. Technical Data Lamp / order reference 64747 ANSI FKJ LIF CP/71 Rated lamp wattage W 1000 Rated lamp voltage V 230/240 Average life-time h 200 Color temperature K 3200 Luminous flux lm 26000 Luminous efficacy lm/W 26.00 Base G22 Diameter d mm 25 + 1 Lamp length L mm 140 max. LCL a mm 63.5 + 2 Filament dimensions (w x h) mm 13 x 15 Type of filament biplan Lamp operation Max. pinch seal temperature °C 400°C max. Burning position s90 Fuse protection 6A quick Display/Optic Berlin