Great Lakes WMCM Series User manual

WMCM, WDX, WM, WD,15WM, WE,
WLP & NEMA 12K Series Wall Mounts
Installation Instructions
GreatCabinets.com - 1.866.879.4522
WMCM
WDX

2
PREFACE
This manual is provided to prevent service personnel from committing
an act that results in the risk of re, electric shock, or injury to persons.
Only trained service personnel should receive, unpack, and assemble
a Great Lakes wall mount. In addition, only trained service personnel
should install equipment in wall mounts.
SAFETY SYMBOLS USED IN THIS MANUAL
This manual provides general safety guidelines to be observed during
installation, operation, and maintenance of the GL wall mount.
WARNING: Failure to follow directions in the warning could result in
injury to persons or loss of life.
CAUTION: Failure to follow directions in the caution could result in
damage to equipment or storage data.
SAFETY CONSIDERATIONS
WARNING: Improper handling and use of the Great Lakes wall mount
could result in equipment damage, serious injury, or possible death.
Only trained service personnel should be used to remove the wall
mount from its packaging. Also, be sure you have a sucient number
of service personnel. Do not attempt to move wall mount by yourself.
Only UL® Listed ITE (Information Technology Equipment) units should
be installed inside the Great Lakes wall mount.
Be sure to read and follow all individual manufacturer equipment
manuals for safety and installation instructions.
Proper spacing is required when installing electrical equipment
to avoid electrical shock. Maintain minimum spacing between the
accessories; components and the wall mount for safe operation of the
equipment when installed in accordance with the National Electrical
Code ANSI/NFPA 70-1999.
The ambient temperature operating range for the Great Lakes wall
mount and accessories is +50 to +95° F (+10 to +35° C).
The non-operating temperature is -4 to +140° F (-20 to +60° C).

3
INSTALLATION
Receiving and Unpacking
Inspect and report any damage before receiving. Unpack the wall
mount by carefully removing the corrugated carton and corners.
Avoid damaging the wall mount when removing packaging.
WARNING: Only trained service personnel should be used to unpack
and move the wall mount. Also, be sure you have a sucient number
of service personnel. Do not attempt to move wall mount by yourself.
MOUNTING INSTRUCTIONS
Wood Studded Wall
Once the location on the wall has been determined, inspect the wall
surface. The wall must be at and square in the horizontal and vertical
plane to ensure the Great Lakes wall mount closes correctly. If the wall
is not at and square, the use of shims may be required.
Wood studded wall mounting instructions apply to a 2" x 4" wood stud
wall with 3/4" plywood.
Recommended Mounting Hardware for Wood Studded Wall
For WM, WE, and 15WM Series:
Qty. (4) 3/8 x 2" long Lag Bolts and 1" O.D. Flat Washer
For WMCM, WDX, WLP and NEMA 12K Series:
Qty. (4) 3/8 x 2 1/2" long Lag Bolts and 1" O.D. Flat Washer
Masonry Wall Surface
For masonry wall surface, the installer must provide all the appropriate
hardware.
PROTECTIVE GROUNDING
Protective grounding studs are provided along with grounding jumper
wires that electrically bond the wall mount door to the wall mount
frame.

4
Part No. Height (in.) Width (in.) Depth (in.) RMU Wt. Cap. (lbs.)
GL24WMCM 24.00 24.00 30.54 12 150
GL36WMCM 36.00 24.00 30.54 19 250
GL48WMCM 48.00 24.00 30.54 25 350
GL24WDX 24.00 24.00 32.07 12 250
GL36WDX 36.00 24.00 32.07 19 300
GL48WDX 48.00 24.00 32.07 25 350
GL2418WM 24.00 21.25 18.00 12 100
GL24WM 24.00 21.25 24.54 12 150
GL36WM 36.00 21.25 24.54 19 250
GL48WM 48.00 21.25 24.54 25 350
GL24WD 24.00 24.00 32.13 11 250
GL36WD 36.00 24.00 32.13 18 300
GL48WD 48.00 24.00 32.13 25 350
GL15WM 15.38 22.25 17.66 7 100
GL24WE 24.00 36.10 20.50 10 350
GLGL24WLP 24.00 27.00 10.00 4 105
GLGL36WLP 36.00 27.00 10.00 4 105
GLGL48WLP 48.00 27.00 10.00 4 105
GL240N12 24.00 24.00 24.00 12 150
GL360N12 36.00 24.00 24.00 19 250
GL480N12 48.00 24.00 24.00 26 300
WARNING: Only install equipment after the wall mount has been
properly secured. Do not move the wall mount assembly while loaded.
To maintain a uniform distribution of the mechanical load in the wall
mount, load the heaviest equipment rst, at the bottom of the wall
mount and load the lighter units at the top. Rated or maximum load
capacities for the wall mounts are as follows:
Loading Equipment

5
WARNING: To avoid injury to persons or loss of life, ground each
cabinet individually to the dedicated branch circuit ground.
Connecting Main Protective Grounding Stud to the Dedicated
Branch Circuit Ground-
Connect the dedicated branch circuit ground connector to the main
protective grounding stud located inside on the back of the rear
section on the WMCM, WM, WDX, WE and inside on the side of the
15WM Series using a listed ring or closed-loop terminal.
Connecting Main Protective Grounding Stud to the Protective
Bonding Conductors-
Connect the middle wall mount frame on the WM and WD Series to
the main protective grounding stud located inside on the back of the
rear section using a listed ring or closed-loop terminal. Connect the
wall mount frame on the WE and 15WM Series to the main protective
grounding stud located inside on the back of the rear section on the
WE Series and inside on the side of the 15WM Series using a listed
ring or closed-loop terminal. Connect the front door to the grounding
stud located inside at the side of the wall mount frame using a listed
ring or closed-loop terminal.
Parts Not Bonded to Protective Earthing Terminal-
The following parts are not eectively bonded to the protective
earthing terminal: rails. If these parts need to be bonded to the
protective earthing terminal, do so in accordance with Article 250 of
the National Electrical Code.
POWER AND GROUNDING

6
18.31  TO 
17.75 INSIDE
RMU
24.00
HEIGHT
19.23 OPENING
5.00
30.54 1.25 16.00
 TO 
6.75
1.40
KEYHOLEMOUNTING
CENTERED
3.758.2512.00
18.31 TO 
17.75 INSIDE
RMU
24.00
HEIGHT
19.23 OPENING
5.00
30.54 1.25 16.00 TO 6.75
1.40
KEYHOLEMOUNTING
CENTERED
3.758.2512.00
WMCM SERIES WALL MOUNT
1. Mounting holes are designed for 3/8" hardware, 16" on center.
2. Use the template on the shipping box to locate your mounting holes.
3. Wall mount comes hinged right from the manufacturer. For mounting hinged left,
rotate wall mount 180o and follow additional steps on page 8.
1", 2" and 3" nominal
concentric conduit
knockouts on top,
bottom and non-
hinged side of
rear section
Heavy duty
hinges
Front door
Center swing section
Offset 19" EIA
mounting rails;
2 pairs,
tapped #12-24
Independent
locking front
door & rear
section
Rear section
mounts to wall
Provision for optional
fan assembly (7217WS)
FRONT VIEW WITHOUT DOOR
18.31  TO 
17.75 INSIDE
RMU
24.00
HEIGHT
19.23 OPENING
5.00
30.54 1.25 16.00
 TO 
6.75
1.40
KEYHOLEMOUNTING
CENTERED
3.758.2512.00
17.76 Inside
18.31 C-to-C
21.84 Open Access
FRONT VIEW WITH DOOR
24.00
HEIGHT
Swing handle
locking, keyed
1333 (optional
handles
available)
RMU
Cable tie
points on top,
bottom and
non-hinged
side

7
18.31  TO 
17.75 INSIDE
RMU
24.00
HEIGHT
19.23 OPENING
5.00
30.54 1.25 16.00
 TO 
6.75
1.40
KEYHOLEMOUNTING
CENTERED
3.758.2512.00
18.31  TO 
17.75 INSIDE
RMU
24.00
HEIGHT
19.23 OPENING
5.00
30.54 1.25 16.00
 TO 
6.75
1.4
0
KEYHOLEMOUNTING
CENTERED
3.758.2512.00
TOP/BOTTOM VIEW REAR VIEW
1", 2" and 3" rear section with
nominal concentric conduit
knockout
18.31 TO 
17.75 INSIDE
RMU
24.00
HEIGHT
19.23 OPENING
5.00
30.54
1.25 16.00 TO 6.75
1.40
KEYHOLEMOUNTING
CENTERED
3.758.2512.00
30.54
5.0
Cable
management
area outside
of EIA on
hinge side
INTERNAL TOP VIEW
Front
door
1.25
1.50
MTGHOLES

TO

21.84 OPEN ACCESS
12-24 UNC - 2B#
29.00 USEABLE DEPTH
23.38 MAX RAIL SPACING
17.87 INSIDE
24.00
24.00 6.75 30.54
RMU
.63
.63
.50
1.75
PATTERN
REPEATS
12.00 8.25
CENTERED
18.31 TO
1.00
.25
.13
Usable depth = 28.00
23.38 Max rail spacing
3.41 Max cable
area width
Optional 1/4
turn “D” ring
Square
holes for
CM-25
1/4 turn
“D” rings
1.25
1.50
MTGHOLES

TO

21.84 OPEN ACCESS
12-24 UNC - 2B #
29.00 USEABLE DEPTH
23.38 MAX RAIL SPACING
17.87 INSIDE
24.00
24.00 6.75 30.54
RMU
.63
.63
.50
1.75
PATTERN REPEATS
12.00 8.25
CENTERED
18.31  TO 
1.00
.25
 .13
Cable management tie points
on rails; outside of EIA
SIDE VIEW
WMCM SERIES WALL MOUNT
1.25
Mounting Holes
19", 24" and 36"
Mounting
holes for
3/8"hardware
1.50
16.00 C-TO-C 6.75
1.25
1.50
MTGHOLES
TO
21.84 OPEN ACCESS
12-24
UNC - 2B
#
29.00 USEABLE DEPTH
23.38 MAX RAIL SPACING
17.87 INSIDE
24.00
24.00 6.75 30.54
RMU
.63
.63
.50
1.75
PATTERN
REPEATS
12.00 8.25
CENTERED
18.31  TO 
1.00
.25
 .13
1.75 (1 RMU)
#12-24
Tapped
holes
EQUIPMENT
MOUNTING
RAIL DETAIL
18.31 TO 
17.75 INSIDE
RMU
24.00
HEIGHT
19.23 OPENING
5.00
30.54 1.25 16.00 TO 6.75
1.40
KEYHOLEMOUNTING
CENTERED
3.758.2512.00
1", 2" and 3" rear section with
nominal concentric conduit knockout
Provision for optional fan
assembly (7217WS)
12.00 8.25 3.75
Centered
.63
.63
.50
Side ventilation
Additional
tie points

8
(.50) THK
Standard
at cam
supplied
Swing-latch handle;
pull out and rotate
to open and close
Move draw latch
to now top of
center section
Flip rear guide bracket and install
on now bottom of center section;
guide bracket should be oriented
with handle and pointing up
Remove center section
of gasket on now
bottom of rear section
Move receiving
bracket to now
top of rear
section
Add additional strip
of gasket (included) to
now top of rear section
REVERSING THE WALL MOUNT - LEFT HAND HINGE
Flip handle on
door 180o; flip
cam on inside of
handle 180o
WMCM SERIES WALL MOUNT

9
WDX SERIES WALL MOUNT
1. Mounting holes are designed for 3/8" hardware, 16.00" on center.
2. Use the template on the shipping box to locate your mounting holes.
3. Wall mount comes hinged right from the manufacturer.
A A
B
15.984  TO 
3.89
18.82

TO

USEABLE DEPTH = 28.00
32.07
5.2824.29
23.81
29.00 USEABLE DEPTH
20.93 MAX
RAIL SPACING
17.70
OPENING
4.13
OPENING
21.26 OPEN ACCESS
18.31
 TO 
17.76 INSIDE
3.94
2.56
.50
.63
.63
1.75 (1RMU)
REPEATING
19.921
 TO 
1.92
23.43
Removable gland plate exposes provision
for optional 2 fan assembly (7217WS)
Cover plate with 1",
2", and 3" nominal
concentric conduit
knockouts
Front door frame
with optional
inserts: solid steel,
mesh or plexi
Center swing section
Rear section
mounts to
wall
Independent
locking front
door & rear
section
A A
A
I
15.984  TO 
3.89
MTGHOLES

TO

USEABLE DEPTH = 28.00
32.07
5.2824.29
OPEN
AREA
IN REAR
28.00 USEABLE DEPTH
17.70
21.26 OPEN ACCESS
18.31  TO 
17.76 INSIDE
3.94
2.56
.50
.63
.63
19.921  TO 
1.92
23.43
RMU
21.26 Open Access
FRONT VIEW WITHOUT DOOR
17.76 Inside
18.31 C-to-C
A A
B
15.984  TO 
3.89
18.82TO
USEABLE DEPTH = 28.00
32.07
5.2824.29
23.81
29.00 USEABLE DEPTH
20.93 MAX
RAIL SPACING
17.70
OPENING
4.13
OPENING
21.26 OPEN ACCESS
18.31
 TO 
17.76 INSIDE
3.94
2.56
.50
.63
.63
1.75 (1RMU)
REPEATING
19.921
 TO 
1.92
23.43
Swing
handle
locking,
keyed
1333
(optional
handles
available)
FRONT VIEW WITH DOOR
23.81
HEIGHT
Vent pattern
RMU

10
A A
B
15.984  TO 
3.89
18.82TO
USEABLE DEPTH = 28.00
32.07
5.2824.29
23.81
29.00 USEABLE DEPTH
20.93 MAX
RAIL SPACING
17.70
OPENING
4.13
OPENING
21.26 OPEN ACCESS
18.31
 TO 
17.76 INSIDE
3.94
2.56
.50
.63
.63
1.75 (1RMU)
REPEATING
19.921
 TO 
1.92
23.43
32.07
24.29 5.28
Usable depth = 28.00
1", 2", and 3" nominal concentric conduit
knockouts (knockouts on right side only) 3.94
2.56
RIGHT SIDE VIEW
A A
B
15.984  TO 
3.89
18.82TO
USEABLE DEPTH = 28.00
32.07
5.2824.29
23.81
29.00 USEABLE DEPTH
20.93 MAX
RAIL SPACING
17.70
OPENING
4.13
OPENING
21.26 OPEN ACCESS
18.31
 TO 
17.76 INSIDE
3.94
2.56
.50
.63
.63
1.75 (1RMU)
REPEATING
19.921
 TO 
1.92
23.43
Usable depth = 28.00
20.93 max
rail spacing
INTERNAL TOP VIEW
A A
B
15.984  TO 
3.89
18.82TO
USEABLE DEPTH = 28.00
32.07
5.2824.29
23.81
29.00 USEABLE DEPTH
20.93 MAX
RAIL SPACING
17.70
OPENING
4.13
OPENING
21.26 OPEN ACCESS
18.31
 TO 
17.76 INSIDE
3.94
2.56
.50
.63
.63
1.75 (1RMU)
REPEATING
19.921  TO 
1.92
23.43
Open
area in
rear
19.921 C-to-C
15.984 C-to-C
1.92
3.89
Mounting Holes
18.82", 31.46"
and 31.76"
REAR VIEW
A A
B
15.984  TO 
3.89
18.82TO
USEABLE DEPTH = 28.00
32.07
5.2824.29
23.81
29.00 USEABLE DEPTH
20.93 MAX
RAIL SPACING
17.70
OPENING
4.13
OPENING
21.26 OPEN ACCESS
18.31
 TO 
17.76 INSIDE
3.94
2.56
.50
.63
.63
1.75 (1RMU)
REPEATING
19.921  TO 
1.92
23.43
.50
.63
.63
1.75
(1 RMU)
repeating
3/8" square EIA mounting
holes with cage nuts (M6)
A A
B
15.984  TO 
3.89
18.82TO
USEABLE DEPTH = 28.00
32.07
5.2824.29
23.81
29.00 USEABLE DEPTH
20.93 MAX
RAIL SPACING
17.70
OPENING
4.13
OPENING
21.26 OPEN ACCESS
18.31
 TO 
17.76 INSIDE
3.94
2.56
.50
.63
.63
1.75 (1RMU)
REPEATING
19.921
 TO 
1.92
23.43
Cover plate with 1", 2",
and 3" nominal concentric
conduit knockouts
17.70" opening
Provision for optional 2
fan assembly (7217WS)
TOP VIEW
WDX SERIES WALL MOUNT
EQUIPMENT MOUNTING
RAIL DETAIL