Intermatic WL150MH Installation Instructions

7.283in.
(185mm)
9.055in.
(230mm)
A qualified electrician should complete all required wiring. Models WL150MH & WL175MH will accept 120, 208, 240 or 277
Volts AC. Models WL150MHT & WL175MHT will accept 120, 277 or 347 Volts AC. Fixtures must be properly grounded for
safety. A mounting suitable for outdoor use and rated for wet locations is required. Follow all applicable electrical codes
and regulations.
WARNING
Please see below for list of warnings.
WARNING Electric shock hazard
Disconnect power at circuit breaker or fuse box before
installing or servicing light.
WARNING Fire hazard
USE MIN 90°C SUPPLY CONDUCTORS. CONNECT TO
SUPPLY IN EXTERNAL JUNCTION BOX ONLY.
Lamp and housing become very hot during use. Ensure
free air circulation around unit to dissipate heat. Avoid
enclosed locations and locations where flammable debris
(leaves, cut grass, etc.) might collect. Avoid locations
where humans or animals might accidentally touch fixture.
WARNING Fire hazard
CONNECTIONS MADE INSIDE FIXTURE MUST USE
WIRING RATED MINIMUM 125°
WARNING Explosion hazard
Never operate light without securing the lens door. When
light is operating, the gas in the lamp inner arc tube is at
high pressure. Never operate light if the fixture lens or
outer glass envelope of the lamp is broken or missing.
WARNING Explosion hazard
Wear safety glasses and gloves when handling lamp.
Metal Halide outer envelope is pressurized and could
explode if broken.
WARNING UV hazard
The type of lamp used in this fixture can cause serious
skin burn and eye inflammation from short wave ultra
violet radiation if outer envelope of the lamp is broken or
punctured, and the arc tube continues to operate. Do not
use where people will remain for more than a few minutes.
Certain types of lamps that will automatically extinguish
when the outer envelope is broken or punctured are
commercially available.
14.173in.
(360mm)

ELECTRICAL REQUIREMENTS

(Metal Halide Lamps Only)
HID Wall Pack - WL Series
INSTALLATION INSTRUCTIONS
Model: WL150MH, WL175MH,
FOR OUTDOOR USE ONLY
NOT FOR USE IN HAZARDOUS
ATMOSPHERES
IMPORTANT: Read instruction sheet
carefully before installing fixture. Retain
instructions for future reference.
Lamp Types:
Metal Halide 150 Watt & 175 Watt
Metal Halide 150 Watt & 175 Watt with Tri-Tap
7.283in.
(185mm)
9.055in.
(230mm)
Figure 1
MOUNTING & WIRING
1. Loosen (2) screws, open, and remove fixture lens cover. Set
lens cover aside to prevent damage while installing. (See
Figure 2)
2. Loosen (4) screws and remove reflector.
3. Identify supply voltage.
4. Select appropriate fixture wire to match incoming voltage.
Models WL150MH & WL175MH are shipped with 277 V wire
ready for connection. Models WL150MHT & WL175MHT
are shipped with 347 V wire ready for connection. If supply
voltage is lower, cap wire marked 277 V (or 347 V for tri-tap
models) with appropriate twist on wire connector and strip
fixture wire marked with matching voltage. (See Figure 3
through Figure 6)
Hinge
Figure 2 (
Install with Lamp horizontal)
WL150MHT & WL175MHT
14.173in.
(360mm)
Lens
Cover
Screws