Installing Parallel System Control Wiring - Eaton Powerware 9390 Installation And Operation Manual

INSTALLING OPTIONAL ACCESSORIES
6.2

Installing Parallel System Control Wiring

6-2
EATON Powerware
5. Install the Powerware Hot Sync
communication bay on the front of the UPS.
6. Install wiring from the Powerware Hot Sync
with the instructions listed below:
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Parallel system wiring (see paragraph 6.2)
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RMP wiring (see paragraph 6.3)
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RIM wiring (see paragraph 6.4)
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SCM wiring (see paragraph 6.5)
NOTE When installing external wiring to the X-Slot CAN Bridge Card card, conduit must be installed to the
UPS cabinet. When installing internal wiring to the X-Slot CAN Bridge Card card terminals, route the wiring
through the internal opening in the X-Slot communication bay.
NOTE When installing interface wiring for the parallel system pull chain, conduit must be installed
between UPMs.
To install parallel system control wiring:
1. Verify the UPS system is turned off and all power sources are removed. See
Chapter 9, "UPS Operating Instructions," for shutdown instructions.
2. Perform the procedure listed in paragraph 6.1.
3. If not already removed, remove the doors. Remove the retaining screws located
inside each door at the top and bottom hinge pivot points, then lift the door off.
Retain the hardware for later use.
4. Remove the screws securing the control panel door and swing the door open.
Retain the hardware for later use.
5. Remove the screws securing the top internal safety shield panel. Remove the
panel to gain access to the TB1 and TB2 terminal blocks, X-Slot communication
bays, and the top conduit landing plate (see Drawing 164201603-8 starting on
page A-42). Retain the hardware for later use.
6. If installing interface wiring from the bottom of the cabinet, proceed to Step 7;
otherwise, proceed to Step 8.
7. Remove the screws securing the bottom internal safety shield panel and remove
the panel to gain access to the bottom conduit landing plate.
8. Remove the X-Slot conduit landing plate from the UPS cabinet to drill or punch
conduit holes (see Drawing 164201603-6 on page A-34).
9. Reinstall the conduit landing plate and install the conduit.
10. Install CAN wiring between UPMs. See Drawing 164201603-8 starting on
page A-42 for Powerware Hot Sync
and wiring information.
11. Install parallel system backup control (pull chain) wiring between UPMs. See
Drawing 164201603-8 starting on page A-42 for terminal locations and wiring
information.
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9390 UPS (20–80 kVA) Installation and Operation Manual
CAN Bridge Card into an open X-Slot
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CAN Bridge Card in accordance
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CAN Bridge Card location, terminal location,
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164201603 Rev 2 www.powerware.com