Installing Distributed Bypass Control Wiring - Eaton Power Xpert 9395P-900 Series Installation And Operation Manual

Installing Options and Accessories
5.2

Installing Distributed Bypass Control Wiring

NOTE When installing external wiring to the Hot Sync CAN Bridge Card, conduit must be
installed to the UPS cabinet. When installing internal wiring to the Hot Sync CAN
Bridge Card terminals, route the wiring through the internal opening in the X-Slot
communication bay.
NOTE When installing interface wiring for the pull chain, conduit must be installed
between UPSs.
To install distributed bypass control wiring:
1. Verify the UPS system is turned off and all power sources are removed. See Chapter 7, "UPS Operating
Instructions" for shutdown instructions.
2. Perform the procedure listed in paragraph 5.1.
3. Terminal block TB3 is accessible on the left side of the X-Slot communication bay (see Figure 4-10). To
gain access to terminal block TB1, TB2, and the left interface entry conduit landing plates, remove the
screws securing the top internal safety shield panel and remove the panel. Retain the hardware for later
use.
4. Remove the interface entry conduit landing plates to drill or punch holes (see Figure 4-16).
5. Reinstall the interface entry plates and install the conduit.
6. To locate the appropriate terminals and review the wiring and termination requirements, see paragraph
,Figure 3.2.4, Table 4-1, and Figure 4-24 through Figure 4-27.
7 . Route and install CAN wiring between the UPS cabinets. See Figure 5-2 and Table 5-1 for the Hot Sync
CAN Bridge Card terminal location and Figure 5-3, Figure 5-4, and Table 5-2 for wiring information.
8. If a tie cabinet with Module Output Breakers (MOBs) is being wired, proceed to Step 11; otherwise,
proceed to Step 9.
9. Route and install distributed bypass system pull-chain wiring between the UPS cabinets. See Figure 5-5
and Table 5-3 for wiring information.
10. Proceed to Step 12.
11. Route and install distributed bypass system pull-chain wiring between the UPS cabinets and
customer-supplied tie cabinet MOBs. See Figure 5-6 and Table 5-4 for wiring information.
NOTE
12. Reinstall the top internal safety shield panel and secure with the retained hardware.
13. Close the door and secure the latch.
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5-4 Eaton Power Xpert
Setup of the Hot Sync CAN Bridge Card for parallel operation must be performed by
an authorized Eaton Customer Service Engineer. Contact an Eaton service
representative to schedule a date.
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9395P-900 UPS Installation and Operation Manual P-164000501—Rev 09 www.eaton.com/powerquality