INSTALLING OPTIONS AND ACCESSORIES
Eaton
®
9390 UPS (20–80 kVA) and 9390IT (20-40 kVA) Installation and Operation Manual
S
164201603 Rev 4
www.eaton.com/powerquality
6-6
6.5
Installing a Supervisory Contact Module II
To install SCM II wiring, perform the following procedure:
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.
NOTE
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.
NOTE
When installing signal wiring for CAN card J3 terminals, conduit must be installed between the
device and the UPS cabinet.
NOTE
Remove the UPS cabinet top or bottom conduit landing plate to drill or punch conduit holes (see
Drawing 164201603-7 on page A-36).
4.
Remove the X-Slot conduit landing plate from the UPS cabinet to drill or punch
conduit holes (see Drawing 164201603-7 on page A-36).
5.
Reinstall the conduit landing plate.
6.
Install conduit between the UPS and SCM II. See Appendix A for UPS cabinet
and SCM II wiring access information.
7.
Install wiring between the UPS and SCM II. See Drawing 164201603-10 starting
on page A-46 for Powerware Hot Sync CAN Bridge Card and SCM II location,
terminal location, and wiring information.
NOTE
120 Vac for the SCM II 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 II. See Drawing
164201603-10 starting on page A-46 for terminal location and wiring information.
NOTE
Setup of the Powerware Hot Sync CAN Bridge Card must be performed by an authorized Eaton
Customer Service Engineer. Contact service to schedule a date.
Summary of Contents for 9390IT
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