Eaton 9390IT Installation And Operation Manual

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INSTALLING OPTIONS AND ACCESSORIESEaton®9390 UPS (20–80 kVA) and 9390IT (20-40 kVA) Installation and Operation Manual 164201603 Rev 4 www.eaton.com/powerquality6-66.5 Installing a Supervisory Contact Module IITo install SCM II wiring, perform the following procedure:1. Verify the UPS system is turned off and all power sources are removed. SeeChapter 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 notuse hollow wall anchors.3. Securely mount the SCM II at the desired location. See drawing 164201603-16on page A-72 for mounting hole locations.NOTE When installing signal wiring for CAN card J3 terminals, conduit must be installed between thedevice and the UPS cabinet.NOTE Remove the UPS cabinet top or bottom conduit landing plate to drill or punch conduit holes (seeDrawing 164201603-7 on page A-36).4. Remove the X-Slot conduit landing plate from the UPS cabinet to drill or punchconduit 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 cabinetand SCM II wiring access information.7. Install wiring between the UPS and SCM II. See Drawing 164201603-10 startingon 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 Drawing164201603-10 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 EatonCustomer Service Engineer. Contact service to schedule a date.