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4 4 . . 1 1 0 0 I I n n s s t t a a l l l l i i n n g g a a R R E E P P O O S S w w i i t t c c h h
A latching-type Remote Emergency Power-off (REPO) switch can be used in an emergency to shut down the
UPS and remove power to the critical load from a location away from where the UPS is installed.
shows a REPO switch.
NOTE 1
NOTE 2
NOTE 3
NOTE 4
NOTE 5
NOTE 6
To Install a REPO switch:
1.
Verify the UPS system is turned off and all power sources are removed. See
Chapter 7 UPS Operating Instructions
2.
Securely mount the REPO switch. Recommended locations include operator's consoles or near exit doors.
See
Figure 44
3.
Unfasten the front door latch and swing the door open (see
4.
Remove the door. Remove the retaining screw located inside the door at the bottom hinge pivot point,
then lift the door off. Retain the hardware for later use.
Before installing a REPO switch, verify that the UPS was installed according to the
instructions in paragraphs
through
4.9 Installing Interface
When installing the REPO switch, you must install conduit between the device and the
UPS cabinet for wiring the switch.
Remove the UPS cabinet interface entry conduit landing plates to drill or punch holes
(see
Figure
30).
The REPO switch must be a normally-open or normally-closed latching–type switch not
tied into any other circuits.
This procedure is intended to be used for the installation of the Eaton-supplied REPO
switch. If installing another manufacturer's switch, use this procedure only as a guide.
The REPO switch wiring must be in accordance with NEC Article 725 Class 2
requirements.
for shutdown instructions.
for enclosure dimensions and wiring knockouts.
Eaton
®
Power Xpert
®
9395P-1200 Installation and Operation Manual 164000500—Rev 11
4.2 Unloading the ISBM with UPM Section from the Pallet
Connections.
Figure
17).
UPS System Installation
Figure 44
87
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