73 / 84
* Based on 3 hrs./day ** Based on 3 hrs./day 11¢/kWh — Cost depends on rates and use.
METAL HALIDE PULSE START LAMPS
(FOR USE IN ENCLOSED FIXTURES)
Energy
Used
(Watts)
Lamp
Base
Item
No.
Footnotes
Domestic Code
Master
Carton/
Inner
Pack
Pack
Type Finish
Avg.
Rated
Hours
Brightness
(Initial
Lumens)
Brightness
(Mean
Lumens)
Light
Appearance
(Kelvin) CRI
ANSI
Code
Life
in
Years*
Est.
Yearly
Energy
Cost** MOL
BT28
250 Mogul
37031
3 MH250/U/M138/E/PS
6 Box Clear 15000 25000 20000 4200 65 M138/M153/E 13.6 $30.11 8.25"
320 Mogul
37032 3 MH320/U/M132/E/PS
12 Box Clear 20000 33000 26400 4200 65 M132/M154/E 18.2 $38.54 9"
400 Mogul
37025 2,3 MH400/U/M135/155/BT28/PS 6 Box Clear 20000 36000 23500 4200 65 M135/M155/E 18.2 $48.18 8.31"
BT37
400 Mogul
37036 3 MH400/U/M135/155/E/PS
12 Box Clear 20000 44000 35200 4200 65 M135/M155/E 18.2 $48.18 11.5"
BT28
BT37
THE PULSE START ADVANTAGE
Standard “probe start” metal halide lamps
tend to shift color over the life of the lamp.
Pulse start technology significantly reduces
color shift providing consistent color over
the life of the lamp.
1 For Probe Start or Pulse Start Ballasts
2 Low Profile
3 Universal Operating Position
4 Specifications based on operating at a base up (BU) position
Footnotes
Contains mercury. For more on clean up and safe disposal, visit epa.gov/cfl.
Hg
www.westinghouselighting.com71
HID LAMPS