Technical Information No. DO 5274 Edition: 10/08 - Advanced High Power Metal Halide Lamp HMI® 18000 W/SE/GX51 subject to change Supersedes: 12/05 Status: valid Product description The OSRAM HMI® 18000 W/SE/GX51 is the most powerful singleended metal halide lamp with outer bulb in the OSRAM product range. This rugged light source offers an enormous luminous flux and a long service life. Featuring the OSRAM -XS- eXtreme Seal technology, the HMI® 18000 W/SE/GX51 can stand more heat – up to 450°C. With the new rugged base GX51 it is designed to withstand any situations at film and TV set lighting, especially at outdoor film shootings. Technical data HMI® 18000 W/SE/GX51 Order reference Rated lamp wattage W 18000 Rated lamp voltage V 225 ± 10 Rated lamp current (~) A 88 Ignition voltage (cold/hot, MHz-ZG) kVS 20 / 65 Luminous flux lm 1,600,000 Color temperature K 6,000 Color rendering index CRI > 90 Electrode gap e mm 44 Lamp length (overall) l1 mm max. 495 Bulb diameter d mm 100 (78) LCL a mm 260 Average service life h 300 GX 51 (2") Base Lamp operation Maximum base seal temperature allowed °C 450 / with eXtreme Seal Technology (measured on Moly-foil/welding) Cooling Convection Burning position S 135 (vertical ± 135°) The HMI® 18000 W/SE/GX51 can either be operated on standard ballast or on electronic power supplies (ECG). Manufacturers of igniters and control gear (not all officially approved by OSRAM) Ignitors: ARRI, B&S, Power Gems Ballasts: N.N. ECGs: ARRI, B&S, Power Gems Further information on operating and control gears requirements is available with the OSRAM brochure "Guidelines for Control Gear and Igniters - Metal Halide Lamps Photo-Optic", order reference 123T01E. Display/Optic Berlin