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EIA compliant 19” gangable equipment rack shall be Middle Atlantic Products
model # VRK-44-__(31,36)H. Suffix of LRD shall indicate a model without the
standard vented latching rear door. Overall dimensions of rack shall be 83-1/8”H
x 22”W x __ (31.4,36)”D. Useable height shall be 44 rackspaces, useable depth
shall be __(29,33.6)”. Fully welded construction provides a 2,500 lb. weight
capacity. Rack shall be constructed of the following materials: top and
bottom shall be 14-gauge steel, horizontal braces shall be 16-gauge steel welded
to uprights of 16-gauge steel giving an 1/8” thick structure, rear door shall be
18-gauge steel, all structural elements shall be finished in a durable black
powder coat. Rack shall come equipped with two pairs of 11-gauge steel rackrail
with tapped 10-32 mounting holes in universal EIA spacing. Rackrail shall be
finished in black e-coat with numbered rackspaces. Top and bottom of rack shall
feature vertical slotted vent pattern. Sides of rack shall feature 16 pre-installed
horizontal lacing bars. Grounding and bonding stud shall be 1/4-20 threaded,
installed in base of enclosure. VRK Series enclosure shall satisfy the 1997 UBC
and 2001 CBC Seismic Zone 4 and the 2000 IBC, 2003 IBC, 2002 ASCE Standard 7
and 2003 Ed. NFPA 5000 Seismic Use Group III lateral force requirements for
protecting 775 lbs. of essential equipment in upper floor installations when used
inconjunction with the VRK-Z4 seismic floor anchor brackets with an Ip value of
1.5. Rack shall be UL Listed in the US and Canada. Rack shall be warrantied to
be free from defects in material or workmanship under normal use and
conditions for the lifetime of the product.
• Fully welded construction
• 2,500 lb. weight capacity
• 1/8" thick structural steel internal braces
• Features horizontal lacing bars made from 1/2” thick tubing
on 7” centers, which facilitate quick tie-and-slide lacing
• 2 wide pairs of 11-gauge 10-32 threaded rackrail with
numbered rackspace increments
• Optional solid, fully vented, plexiglass & vented plexiglass front
doors available
• Open top with configurable top panel options
• Seismic Certified (when used with VRK-Z4 option) with an
Ip value of 1.5
• Durable black textured powder coat finish
• UL Listed in the US and Canada
96-177 / rev 5 / 02-08-06 / VRK Series Enclosure
OPTIONS
• Front doors shall be reinforced 16-gauge steel, model # FD-44 (solid),
VFD-44 (vented, 22% open area), LVFD-44 (vented, 63% open
area), PFD-44 (plexi), PVFD-44 (vented plexi)
• Vented rear door shall be 16-gauge steel, model # MW-VRD-44
(vented, top and bottom), MW-LVRD-44 (vented, 63% open area)
• Removable keylocked side panels shall be constructed of 16-gauge steel
with recessed lift handles, model # SPN-44-312/SPN-44-36
• Top panels, 16-gauge steel, in 8 styles - model # MW-ST (solid top),
# MW-10FT (accepts 10” fan), # MW-4FT (accepts four 4 1/2” fans),
# MW-VT (vented top), # MW-LA (accepts 6” & 12” wide cable
ladders), #MW-PVT (pagoda vented top adds 1.41” to top of rack),
MW-10FT-FC (10” fan with integrated fan control), MW-4QFT-FC (four
4-1/2” quiet fans with integrated fan control)
• Keyless Latch, replaces keylock & fits front & rear doors, model #
LATCH
• Lacer strip, heavily perforated, 77" long, 11-gauge steel, model # LACE
• Additional rail kit, 11-gauge, 10-32 threaded, sold in pairs, hardware
included, model # MV-RR44
• Seismic compliancy floor anchor brackets shall be model # VRK-Z4
96-177 / rev 5 / 02-08-06
Features
Enclosure Accessories
ADDITIONAL RAIL KIT
CONFIGURABLE TOPS
COPPER BUSS BAR
CRATING SERVICE
DOCUMENT POCKET
DOOR LATCH
GANGING HARDWARE
REMOVABLE SIDE PANELS
TOP RAILS
UNIVERSAL FRONT DOORS
WRINKLE TOUCH-UP PAINT
for details- see Master Catalog or
visit www.middleatlantic.com
VRK Series Enclosure
VRK-44-31H
The VRK Series 19” gangable enclosures
Narrow multi-bay rack optimized for video cable bundles
Architects’ and Engineers’ Specifications
middleatlantic.com
Middle Atlantic Products, Inc.
Engineered Mounting Solutions
US: New Jersey • California • Illinois • Voice: 973-839-1011 Fax: 973-839-1976 • middleatlantic.com
Canada: Ontario • British Columbia • Voice: 613-836-2501 Fax: 613-836-2690 • middleatlantic.ca
electronic version available at middleatlantic.com
SEISMIC CERTIFIED
EIA/TIA Compliant
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VRK-44-31H/VRK-44-36H basic dimensions
VRK-44-31H/VRK-44-36H top options
removable plate opening
accommodates 2 space rack panel
MW-10FT / MW-10FT-FC *
MW-4FT / MW-4QFT-FC *
MW-ST MW-VT
laser knockouts
configurable -1 to 4
4-1/2”
fans
(
)
All dimensions in inches unless otherwise noted
[All bracketed dimensions are in millimeters]
opening
for 10”
fan
MW-LA
17.750 [450]
14.125
[358]
17.50
[444]
19.50
[495]
22.87 [580]
1.56 [39]
22.00
[558]
10-32
threaded
rackrail
77.13
[1959]
horizontal
lacing bars
.44 dia. - 4x
22.00 [558]
19.25
[489]
83.13
[2111]
one gang
electrical box
knockout
.79 [20]
BOTTOM VIEW
TOP VIEW
REAR VIEW
SIDE VIEW FRONT VIEW
US: New Jersey • California • Illinois • Voice: 973-839-1011 Fax: 973-839-1976 • middleatlantic.com
Canada: Ontario • British Columbia • Voice: 613-836-2501 Fax: 613-836-2690 • middleatlantic.ca
27.26 [692]/
31.86 [809]
29.82 [757]/
34.42[874]
17.13
[435]
20.38
[517]
1/4 - 20 X 1”
grounding and bonding
stud (2 places only)
31.40 [797]/
36.00 [914]
31.40 [797]/
36.00 [914]
removable plate
removable plate removable plate
removable plate
* Includes fan and integrated fan control
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