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◗ Ordering Information
Ordering Code MS750/HOR/PS
ANSI Designation M149/E
Product Number 207548
Description Pulse Start Metal Halide
Package Quantity 6
◗ Physical Characteristics
Bulb Size BT-37
Bulb Finish Clear
Base (Nickel-Plated Brass) Mogul Screw
Max. Overall Length (MOL) 11.5" (292mm)
Light Center Length (LCL) 7.0" (178mm)
Arc Length 2.46" (62.5mm)
Arc Tube Material Quartz
Max. Permissible Bulb Temp. 430°C (806°F)
Max. Permissible Base Temp. 210°C (410°F)
Maximum Bulb to Base Eccentricity 3º
Maximum Arc Tube to Base Eccentricity 3º
◗ Operating Characteristics (Photometric)
Rated Initial Lumens
1,2
68,000
Mean Lumens, Approx.
1,3,4
47,600
Rated Average Life, Hours
5
12,000
Correlated Color Temp. (CCT)
3
4000K
CIE Chromaticity Approx.
3
x-.387, y-.397
Color Rendering Index (CRI) 65
Efficacy (lpw) 90
◗ Operating Position
Horizontal ± 15°-Enclosed Luminiares Only
Note: Pulse Start Metal Halide is designed for operation on only
approved ballasts with Metal Halide Pulse Ignitors.
11
1
/2"
7"
Pulse Start Horizontal Metal Halide
750 Watt Lamp (Clear)