Eaton 9390 - Installing Optional Accessories

Eaton® 9390 (100–160 kVA) UPS Installation and Operation Manual 164201604—Rev F 34
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UPS AVAILABLE Pins 1 and 12
Contacts are open when the UPS is offline.
Contacts are closed when the UPS is operating in Normal mode or ready to supply the
load.
UPS OFFLINE Pins 3 and 13
Contacts are open when the UPS is offline.
Contacts are closed when the UPS is operating in Normal mode or ready to supply the
load.
BATTERY WEAK Pins 5 and 14
Contacts are closed when approximately two minutes of battery time is remaining,
before the critical load is lost.
UTILITY FAILURE Pins 6 and 15
Contacts are closed when Utility Failure is detected.
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To install SCM 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 6.1 Installing an Eaton Hot Sync CAN Bridge Card.
NNOOTTEE If mounting to a hollow wall, secure the enclosure to a wood or metal stud within the
wall. DO NOT use hollow wall anchors.
3. Securely mount the SCM at the desired location. See Figure 91 for mounting hole locations.
NNOOTTEE 11 When installing signal wiring for CAN Bridge Card card J3 terminals, conduit must be
installed between the device and the UPS cabinet.
NNOOTTEE 22 Remove the UPS cabinet top or bottom conduit landing plate to drill or punch conduit
holes (see Figure 84).
4. Remove the X-Slot conduit landing plate from the UPS cabinet to drill or punch conduit holes (see
Figure 84).
5. Reinstall the conduit landing plate.
6. Install conduit between the UPS and SCM. See Chapter 15 Installation Information for UPS cabinet and
SCM wiring access information.
7. Install wiring between the UPS and SCM. See Figure 86 for Eaton Hot Sync CAN Bridge Card and SCM
location, terminal location, and wiring information.
NNOOTTEE The 120 Vac for the SCM should be supplied from the critical bus by facility planners or
the customer.
8. Install 120 Vac power wiring from the critical bus to the SCM. See Figure 86 for terminal location and
wiring information.
NNOOTTEE Setup of the Eaton Hot Sync CAN Bridge Card must be performed by an authorized
Eaton Customer Service Engineer. Contact service to schedule a date.
9. Install wiring between the SCM terminal block TB2 and the monitoring equipment. See Figure 8 for
terminal assignments and Figure 86 for terminal block location.
Installing Optional Accessories
For Internal Use Only