Switch Start Metal Halide Standard

MH400/U/ED28 12PK

  • Switch Start Metal Halide Standard

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Specifications Show all

General Information
Cap-Base
E39  [ Single Contact Mogul Screw]
Bulb Shape
ED-28
Operating Position
UNIVERSAL  [ Any or Universal (U)]
Main Application
General Lighting (G)
Life To 50% Failures (Nom)
20000 h
ANSI Code HID
M59/E
Footnotes HID 1
Requires a ballast specified or approved for Philips metal halide lamps, or one that is designed to operate all popular brands of metal halide lamps. 1000W types will operate from H36 conventional lag type ballast for Mercury Vapor lamps at ambient temperatures of 50 degrees F or higher. 1000W types must not be operated at 1500W. (377)
Footnotes HID 2
Rated life: Vertical +/- 15 degrees. Other positions 75% of vertical life. (385)
Footnotes HID 3
Vertical lumens. Horizontal lumens 6%–10% lower. (393)
Light Technical
Color Code
640  [ CCT of 4000K]
Luminous Flux (Rated) (Min)
32000 lm
Luminous Flux (Rated) (Nom)
36000 lm
Color Designation
Cool White (CW)
Design Mean Lumens
24000 lm
Chromaticity Coordinate X (Nom)
0.390
Chromaticity Coordinate Y (Nom)
0.400
Correlated Color Temperature (Nom)
4000 K
Luminous Efficacy (rated) (Min)
80 lm/W
Luminous Efficacy (rated) (Nom)
90 lm/W
Color Rendering Index (Nom)
65
Operating and Electrical
Lamp Current (Nom)
3.25 A
Ignition Supply Voltage (Min)
350 V
Re-Ignition Time (Min) (Max)
12 min
Ignition Time (Max)
120 s
Voltage (Max)
150 V
Voltage (Min)
120 V
Voltage (Nom)
135 V
Mechanical and Housing
Bulb Finish
Clear
Cap-Base Information
Brass Cap
Bulb Material
Hard Glass
Approval and Application
Energy Saving Product
Not Applicable
Mercury (Hg) Content (Max)
52.0 mg
Luminaire Design Requirements
Bulb Temperature (Max)
400 °C
Cap-Base Temperature (Max)
250 °C
Product Data
Order product name
MH400/U/ED28 12PK
EAN/UPC - Product
046677426026
Order code
928601151303
Numerator - Quantity Per Pack
1
Numerator - Packs per outer box
12
Material Nr. (12NC)
928601151303
Net Weight (Piece)
0.001 kg

Eco passport - Our environmental product specifications overview

Philips cares about the environment and society at large, and strongly supports eco-design of products.

Installation Diagrams
E26, E39 ED17, ED28

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