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EATON Powerware
®
9390 UPS (100–160 kVA) Installation and Operation Manual S 164201604 Rev B powerware.com
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 10, “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. Securely mount the SCM II at the desired location. See drawing 164201604-13 on
page A-54 for mounting hole locations.
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 164201604-6 on page A -27).
4. Remove the X-Slot conduit landing plate from the UPS cabinet to drill or punch
conduit holes (see Drawing 164201604-6 on page A-27).
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 164201604-8 starting on
page A-33 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
164201604-8 starting on page A-33 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.