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UPS System Installation
14. Route the external parallel pull chain control wiring through the top interface entry conduit landing plate to
the UPS external parallel and building alarm terminals. See Figure 4-4 for wiring access information and
Figure 4-9 and Figure 4-10 for UPS interface terminal locations.
15. Connect the external parallel pull chain wiring to the pull chain and building alarm terminals. See paragraph
3.2.4, Table 4-5, and Table 4-6 for external parallel terminal block wiring and termination requirements, and
Figure 4-22 and Figure 4-23 for wiring information and terminal assignments. See Table 4-3 for building
alarm wiring and termination requirements, and Figure 4-13 for terminal assignments.
16. If wiring Minislot connections, proceed to paragraph 4.7 .7; if wiring REPO connections, proceed to
paragraph 4.8; otherwise, proceed to Step 17.
17 . Close the UPS outside door and secure the latch.
4.7.7
Installing Minislot Interface Connections
NOTE 1
NOTE 2
NOTE 3
For installation and setup of a Minislot card, contact an Eaton service representative (see paragraph 1.9).
To install wiring:
1.
If not already installed, install the LAN drop.
2.
If not already opened, open the front door by lifting the latch from the bottom and turning to the right
(counterclockwise) and swing the door open.
3.
If wiring a Minislot card from the bottom of the UPS, proceed to Step 8; otherwise, proceed to Step 4.
4.
Remove the top interface entry conduit landing plate to drill or punch holes (see Figure 4-4).
5.
Reinstall the interface entry plate and install the conduit.
6.
Route the Minislot card interface wiring through the top interface entry conduit landing plate to the
Minislot card terminals. See Figure 4-4 for wiring access information, and Figure 4-9 and Figure 4-10 for
Minislot card locations.
7 .
Proceed to Step 13.
8.
Remove the bottom interface entry conduit landing plate to drill or punch holes (see Figure 4-11).
9.
Reinstall the interface entry plate and install the conduit.
10. Route the Minislot card interface wiring through the bottom interface entry conduit landing plate to the
bottom access interface wiring channel along the inside of the front door (see Figure 4-11).
11. Route the wiring along the interface wiring channel (see Figure 4-11) to the Minislot card terminals. See
Figure 4-9 and Figure 4-10 for Minislot card locations.
12. Secure the wiring to the wire tie anchors provided (see Figure 4-12) using Zip ties.
13. Install the LAN and other cables to the appropriate Minislot cards. Refer to the manual supplied with the
Minislot card for terminal assignments.
14. Refer to the manual supplied with the Minislot card for operator instructions.
15. If wiring REPO connections, proceed to paragraph 4.8; otherwise, proceed to Step 16.
16. Close the UPS outside door and secure the latch.
4-28
Eaton 93PM UPS (20–50 kW, 480V Four Wire – 50 kW Frame) Installation and Operation Manual P-164000540—Rev 4
LAN drop for use with Minislot cards must be provided by the customer.
When installing interface wiring connections, conduit must be installed between
each device and the UPS cabinet.
Remove the cabinet stiffener bar (see Figure 4-10) before installing or removing
Minislot cards. Reinstall the bar after the procedure is completed.
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