Pulse Start Universal Metal Halide 250 Watt Lamp (Clear)
8 5/16"
◗ Ordering Information
Ordering Code | MS250/U/PS |
ANSI Designation | M153/M138/E |
Product Number | 232801 |
Description | Pulse Start Metal Halide |
Package Quantity | 12 |
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| ◗ Physical Characteristics |
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| Bulb Size | |
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| Bulb Finish | Clear |
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| Base | Mogul Screw |
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| Max. Overall Length (MOL) | 8 5/16" (211mm) |
| 5" |
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| Light Center Length (LCL) | 5.0" (127mm) | |
| Arc Length | 1.36" (34.5mm) | ||||
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| Arc Tube Material | Quartz |
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| Max. Permissible Bulb Temp. | 400°C (752°F) |
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| Max. Permissible Base Temp. | 210°C (410°F) |
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| Maximum Bulb to Base Eccentricity | 3º |
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| Maximum Arc Tube to Base Eccentricity | 3º |
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◗Operating Characteristics (Photometric)
| Horizontal | Vertical |
Rated Initial Lumens1, 2 | 20,000 | 22,000 |
Mean Lumens,Approx.1,3,4 | 14,000 | 15,400 |
Rated Average Life, Hours5 | 12,000 | 12,000 |
Correlated Color Temp. (CCT)3 | 4000K | 3800K |
Color Rendering Index (CRI) | 62 | 62 |
Efficacy (lpw) | 80 | 88 |
CIE Chromacity Approx.3 |
◗ Operating Position
Universal
Note: Pulse Start Metal Halide is designed for operation on only approved ballasts with Metal Halide Pulse Ignitors.
