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Philips Lighting - 42729 - MH250/U

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Product Code: 42729
Manufacturer: Philips Lighting


US $16.46

Product Information

Description
GENERAL CHARACTERISTICS
Lamp type High Intensity Discharge - Quartz Metal Halide
Bulb ED28
Base Mogul Screw (E39)
Bulb Finish Clear
Rated Life (Vert) 10000 hrs
Rated Life (Hor) 6000 hrs
Bulb Material Hard glass
Lamp Enclosure Type (LET) Enclosed fixtures only
Base Temperature (MAX) 210 °C(410 °F)
Bulb Temperature (MAX) 400 °C(752 °F)
Mercury Content (NOM) 31 mg
Picograms of Mercury (NOM) 230 picograms Hg per mean lumen hour
PHOTOMETRIC CHARACTERISTICS
Initial Lumens (Vert) 20800
Initial Lumens (Hor) 19100
Mean Lumens (Vert) 13500
Mean Lumens (Hor) 12400
Nominal Initial Lumens per Watt (NOM) 76/83
Color Temperature (NOM) 4200 K
Color Rendering Index (CRI) (NOM) 65
Effective Arc Length (NOM) 1 in
ELECTRICAL CHARACTERISTICS
Wattage (NOM) 250.0
Burn Position Universal burning position
Open Circuit Voltage (peak lead ballast) (MIN) 540.0 V
Open Circuit Voltage (RMS lag ballast) (MIN) 382.0 V
Warm Up Time to 90% (MIN) 2.0 min
Warm Up Time to 90% (MAX) 5.0 min
Hot Restart Time to 90% (MIN) 10.0 min
Hot Restart Time to 90% (MAX) 15.0 min
DIMENSIONS
Maximum Overall Length (MOL) (NOM) 8.2500 in (209.5 mm)
Nominal Length (NOM) 8.2500 in (209.5 mm)
Bulb Diameter (DIA) (NOM) 3.5000 in (88.9 mm)
Light Center Length (LCL) (NOM) 5.0000 in (127.0 mm)
Manufacturer Philips Lighting Wattage 250