Eaton 93PM Installation And Operation Manual page 88

UPS System Installation
4 4 . . 7 7 . . 6 6 I I n n s s t t a a l l l l i i n n g g E E x x t t e e r r n n a a l l P P a a r r a a l l l l e e l l P P u u l l l l C C h h a a i i n n C C o o n n t t r r o o l l W W i i r r i i n n g g a a n n d d C C o o n n n n e e c c t t i i o o n n s s
NOTE 1
NOTE 2
NOTE 3
NOTE 4
NOTE 5
To install wiring:
1. Verify the UPS system is turned off and all power sources are removed. See
Chapter 7 UPS Operating Instructions
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 the external parallel pull chain connections using the inter-cabinet wiring access pass-through
(line-up-and-match configurations), proceed to Step 4; if wiring the external parallel pull chain connections
using bottom entry access, proceed to Step 6; if wiring the external parallel pull chain connections using
top entry access, proceed to Step 12.
4. Pass-through Wiring. Route the external parallel pull chain control wiring between UPS cabinets through
the top UPS inter-cabinet wiring access pass-through to the UPS external parallel terminals. See
for UPS wiring access information,
5. Proceed to Step 15.
6. Bottom Entry Wiring. Remove the bottom interface entry conduit landing plate to drill or punch holes
(see Figure
7. Reinstall the interface entry plate and install the conduit.
8. Route the external parallel pull chain control wiring through the bottom interface entry conduit landing plate
to the bottom access interface wiring channel along the inside of the front door.
9. Route the wiring along the interface wiring channel to the UPS external parallel and building alarm
terminals.
10. Secure the wiring to the wire tie anchors provided (see
11. Proceed to Step 15.
12. Top Entry Wiring. Remove the top interface entry conduit landing plate to drill or punch holes (see
Figure
13. Reinstall the interface entry plate and install the conduit.
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.
15. Connect the external parallel pull chain wiring to the pull chain and building alarm terminals. See paragraph
3.2.4 UPS System Interface Wiring
wiring and termination requirements, and
assignments.
16. If wiring Minislot connections, proceed to paragraph
wiring REPO connections, proceed to paragraph
Step 17.
78 Eaton 93PM UPS (400V/480V Four-Wire – 100 kW Frame) Installation and Operation Manual 164000566—Rev 04
An UPS building alarm input is used to indicate an open MOB.
Any pair of unused building alarm terminals may be used for the MOB Aux 1
connections.
Program the MOB building alarm to read MOB open and for normally closed contacts.
If installing interface wiring connections between standalone cabinets, conduit must be
installed between cabinets.
Disconnect terminal block plugs from terminal blocks to wire plugs.
24).
17).
for shutdown instructions.
Figure 22 and Figure 23 for UPS interface terminal locations.
Figure
Preparation, Table 27, and Table 28
Figure 31 and Figure 32
4.7.7 Installing Minislot Interface
4.8 Installing a REPO
25) using Zip ties.
for external parallel terminal block
for wiring information and terminal
Connections; if
Switch; otherwise, proceed to
Figure 19