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LIEBERT® OUTDOOR
CONTROL ENCLOSURE™
Quick Installation Guide
The Liebert Outdoor Control
Enclosure is a NEMA 3R rated
enclosure that mounts on Liebert
condensers or drycoolers and
provides control for one or more
pumps and/or fan motors.
INSTALLING
THE ENCLOSURE
WARNING: Arc flash and
electric shock hazard. Open all
local and remote electric power-
supply disconnect switches, verify
with a voltmeter that power is off
and wear appropriate OSHA-
approved personal protective
equipment per NFPA 70E before
working within the electric control
enclosure.
Installer must provide a remote,
electric-power disconnect switch
and earth ground to unit per NEC,
CEC and local codes as applicable.
Failure to comply can cause injury
or death.
NOTICE: Risk of water leaks. Can
cause equipment damage.
NOTE: To flush-mount the back of
the enclosure, the adjustable
brackets can be inverted. Refer to
the "Dimensions" drawings on the
following page.
Outward-facing
Bracket
Orientation
Inward-facing
Bracket
Orientation
NOTE: Alternate mounting
locations are on a secure wall or
building surface.
Use the provided mounting
brackets to attach the enclosure to
a Liebert condenser or drycooler.
• Tighten the bracket fasteners
to maintain the weather rating
of the enclosure.
• Ensure that the field wiring
knockouts are facing down, and
the enclosure cover is vertical.
• Ensure that the bolts securing
the enclosure cover are in place
and tightened securely when
the installation is complete.
590-1734-501A/SL-10060_REV5_9-17
1
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Summary of Contents for Vertiv LIEBERT
- Page 1 Enclosure is a NEMA 3R rated cause equipment damage. building surface. enclosure that mounts on Liebert NOTE: To flush-mount the back of condensers or drycoolers and Use the provided mounting the enclosure, the adjustable...
- Page 2 This power 37-9/16” (954mm) supply does not have to be the same voltage as the Liebert indoor unit. This separate power source Dimensions and Knockouts for 21-in. Models may be 110V, 208V, 230V, 460V or 575V, single-phase or three-phase, 7-9/16”...
- Page 3 • Install extra-low-voltage control unit is energized. The relay and to the #1 pump contactor and wiring between the auxiliary contactor are in the Liebert indoor energize the #2 pump contactor. terminals on the control panel evaporator section. Each Along with the R2 relay the AL to Terminals 70 and 71 on the...
- Page 4 To contact Vertiv Technical Support: visit www.VertivCo.com © 2017 Vertiv Co. All rights reserved. Vertiv and the Vertiv logo are trademarks or registered trademarks of Vertiv Co. All other names and logos referred to are trade names, trademarks or registered trademarks of their respective owners. While every precaution has been taken to ensure accuracy and completeness herein, Vertiv Co. assumes no responsibility, and disclaims all liability, for damages resulting from use of this information or for any errors or omissions.