MH400/U/ED28 12PK

Specifications Show all

General information

Base	E39  [ Single Contact Mogul Screw]
Operating Position	Universal  [ Universal]
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)	57

Operating and electrical

Power (Rated) (Nom)	400 W
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  [ Brass Cap]
Bulb Material	Hard Glass
Bulb Shape	ED28  [ ED28]

Approval and application

Energy Saving Product	Not Applicable
Mercury (Hg) Content (Max)	52.0 mg

Luminaire design requirements

Bulb Temperature (Max)	752 °F
Cap-Base Temperature (Max)	482 °F
Cap-Base Temperature (Max)-DUP(do not use)	482 °F

Product data

Order product name	MH400/U/ED28 12PK
EAN/UPC - Product	046677426026
Order code	426023
Numerator - Quantity Per Pack	1
Local code description	MH400/U/ED28 12PK
Numerator - Packs per outer box	12
Material Nr. (12NC)	928601151303
Net Weight (Piece)	0.002 lb