Emerson Mesa Sole Description And Installation
Emerson Network Power
Wireline Products
MESA® SOLE
OUTDOOR ELECTRONIC ENCLOSURE
DESCRIPTION AND INSTALLATION
1. ABOUT THIS DOCUMENT
631-205-105
Version 01, January 2009
1.1 Purpose - This practice provides a description and installation instructions for the
MESA
1.2 Reason For Reissue - Whenever this practice is reissued, the reason for reissue will
be stated in this paragraph.
1.3 Information Not Provided in this Practice - Refer to other local practices or
building codes as applicable for the correct methods, tools and materials to be used
in performing procedures not specifically described in this document.
Note: The information contained in this practice is subject to change
®
SOLE (Modular Electronic Sealed Architecture) cabinet (Fig. 1).
without notice and may not be suitable for all applications.
Outside Plant Equipment Proprietary Information Page 1 of 21
Fig. 1 : MESA® SOLE
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Version 01, January 2009
2. CABINET DESCRIPTION
2.1 Application
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2.1.1 The MESA® SOLE is part of the MESA® line of Modular Electronic Sealed
Architecture cabinets. The MESA
®
SOLE cabinet provides a flexible, economical
housing within the network infrastructure. The cabinet is deployed in limited size
and remote outside plant applications.
2.1.2 The cabinets offer a compact solution for housing electronics, protection,
distribution, and battery backup.
Note: All power and alarm cables are provided with the MESA
®
SOLE
enclosures.
2.1.3 The compact size of the MESA
®
SOLE allows it to be wall, pad, or pole mounted.
For applications where the cabinet is to be pad mounted the optional base
chamber must be ordered.
2.1.4 The MESA
®
SOLE cabinet provides a sealed internal environment where outside
air and humidity are totally isolated from the electronic equipment. Refer to Fig. 2
for an exploded view of the cabinet.
Equipment
Chamber
Solar Shield
Customer Access
Module
®
2.1.5 MESA
SOLE Ordering Guide:
Refer to Table A on page 21 for a list of available features, accessories, and
replacement parts.
Page 2 of 21 Proprietary Information Outside Plant Equipment
Battery Compartment
(Optional)
Access Panel
Fig. 2 : MESA® SOLE Exploded View
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Wireline Products
Version 01, January 2009
631-205-105
2.2 Physical Specifications
The MESA® SOLE is a welded 1/8-in. and .090 thick aluminum structure protected
with an off-white multistage dry powder polyester paint finish for maximum
durability and performance.
The cabinet has two lifting eyes at the top that allow the enclosure to be lifted into
mounting position using lifting equipment.
The cabinet consists of:
• an equipment chamber that houses the electronics,
• an optional vented base chamber for housing batteries, and
• an optional side mountable Customer Access Module.
2.3 The MESA® SOLE is designed to meet the following standards:
• Bellcore, GR-63-CORE, Network Equipment - Building System (NEBS)
Requirements: Physical Protection, Issue 1, October 1995.
• Bellcore, GR-487-CORE, Generic Requirements for Electronic Equipment
Cabinets, Issue 2, March 2000.
Stem meets Seismic, Zone 4 requirements.
• Bellcore, GR-1089-CORE, EMC and Electrical Safety Generic Criteria for
Network Communications Equipment, Issue 1 November 1997.
• NEC, National Electrical Code.
Outside Plant Equipment Proprietary Information Page 3 of 21
631-205-105
Version 01, January 2009
2.4 Cabinet dimensions
Height:
• Without battery base: 33.02" (83.87 cm)
• Battery base for 60 Amp hr. batteries: 14.98" (38.05 cm)
• Total height with battery base installed: 48.00" (121.92 cm)
Depth: 26.53" (67.39 cm)
Width: 33.13" (84.14 cm without Customer Access Module)
43.13" (109.80 cm with Customer Access Module)
Weight :
• Empty cabinet (approximately) 125 lbs. (56.70 kg).
— For batteries add approximately 200 lbs. (90.72 kg).
— For equipment add approximately 375 lbs. (170.10 kg).
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Page 4 of 21 Proprietary Information Outside Plant Equipment
Fig. 3 : MESA® SOLE Dimensions
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Version 01, January 2009
631-205-105
2.5 Cabinet Features
2.5.1 Cabinet Access - The MESA® SOLE has an environmentally sealed door to access
the equipment chamber.
The cabinet has two
are opened with a T-Handle tamper-resistant wrench,
supplied with the cabinet.
• For additional security, a padlock can be installed on the lower
bolt.
The door has an intrusion alarm switch, and self-locking wind latches to secure
the door in the open position during installation or maintenance.
2.5.2 Mounting options - The cabinet is designed to be wall, pole, or pad mounted.
The cabinet shall be lifted into place using the lifting eyes provided on the top of
the cabinet.
When pad mounting,
• A rubber pad will be provided to isolate the cabinet from the concrete pad.
• A universal pad-mounting template can be ordered as an option.
1
/4-turn fasteners securing the door. The 1/4-turn fasteners
5
/16-inch hex/pin tool
1
/4-turn security
2.5.3 Equipment Rails - The equipment chamber is equipped with 23" (58.42 cm) wide
equipment rails. The equipment rails are zinc-dichromate conductive steel with
12-24 tapped holes on 1 inch (2.54 cm) centers.
Each equipment mounting rail is bonded by contact through the cabinet chassis to
the Master Ground Bar (MGB).
The equipment mounting rails are designed to accept standard 12 inch (30.48 cm)
deep with 5-in. (12.7 cm) front offset mounted equipment.
2.5.4 Vertical Rack space - There is 25 inches (63.50 cm) of vertical mounting space on
side 1, and 25 inches (63.50) of vertical mounting space on side 2.
2.5.5 Environmental Control - The cabinet is equipped with a door mountable heat
exchanger, which is capable of removing 650 Watts of heat at 65
o
.
2.5.6 Cable Entry - Cable entry is through one 4-in. (10.16 cm) inside diameter cable
cone, one 1-inch (2.54 cm) grommeted opening, and one 3/4" opening.
2.5.7 Grounding - The equipment chamber contains two 6-position, 2-hole ground bar.s.
One ground bar is isolated from the cabinet frame.
2.5.8 Optional Battery Compartment - The MESA
®
SOLE cabinet can be ordered
with an optional ventilated battery compartment.
• A battery heater pad is factory installed to protect batteries in colder
environments.
2.5.9 AC Power Box - The MESA
®
SOLE cabinet is equipped with a 2-position load
center to accommodate customer-supplied AC power.
2.5.10 Optional Customer Access Module - The MESA
®
SOLE cabinet can be
ordered with an optional field access module mounted on the right side of the
cabinet. This module houses a 10-position ground bar and has mounting positions
Outside Plant Equipment Proprietary Information Page 5 of 21
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Version 01, January 2009
for customer equipment. This module is sealed from the outside environment by a
right-hand hinged door , which is held in place by two 1/4-turn fasteners. The
1/4-turn fasteners are opened using a 216 hex tool.
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Page 6 of 21 Proprietary Information Outside Plant Equipment
Emerson Network Power
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Version 01, January 2009
631-205-105
3. OPENING AND CLOSING DOORS
3.0.1 Purpose - This section describes the locking mechanisms on the doors of the
cabinet and explains how to open and close the doors. Refer to this section
whenever instructed to open or close cabinet doors.
3.0.2 Lock Type - The MESA
door. The
5
/16-inch hex/pin tool supplied with the cabinet.
1
/4-turn fasteners are opened with a T-Handle tamper-resistant wrench,
®
SOLE cabinet has two 1/4-turn fasteners securing the
Note: For additional security, a padlock can be installed on the bottom
1
/4-turn security bolt. (shown in Fig. 4).
3.0.3 Opening a Door - Perform the following steps to open a door:
Step 1: If required, use a key to unlock the door according to local practices.
Step 2: Place the tamper-resistant wrench onto a security bolt.
Step 3: Rotate the wrench one-quarter turn (90 degrees) to toward the top or
bottom of the cabinet.
Note: A
1
/4 turn is LEFT HAND if it is on the LH SIDE of the door.
To close the
1
/4 turn, rotation is to the LEFT. The hinge is to
the RIGHT.
1
A
/4 turn is RIGHT HAND if it is on the RH SIDE of the
door. To close the
1
/4 turn, rotation is to the RIGHT. The
hinge is to the LEFT.
Equipment
Chamber
Wind Latch
Fig. 4 : 1/4-turn security bolt
Step 4: As each door is opened, secure the wind latch (Fig. 5) by opening the door
wide enough so the shoulder engages the hole and slot at the end of the
bar.
3.0.4 To close a door - Perform the following steps to close a door:
Step 1: Lift the slotted bar on the wind latch to release the shoulder from the
hole and slot. (See Fig. 5.)
Step 2: Close the door.
Step 3: While holding the door closed, Rotate each
one-quarter turn (90 degrees) toward top or bottom of the cabinet.
Outside Plant Equipment Proprietary Information Page 7 of 21
Cabinet Door
Fig. 5 : Lifting Up on Slotted Bar
to Release Wind Latch
.
1
/4-turn security bolt
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