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6.6 Installing a Supervisory Contact Module
To install SCM wiring, perform the following procedure:
Powerware
9390 UPS (40–80 kVA) Installation and Operation Manual S 164201535 Rev C
®
NOTE
Only one system monitoring device can be connected to the Hot Sync CAN Bridge
Card at one time (see Table 6-1).
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 procedures listed in paragraphs 6.1 and 6.2.
If mounting to a hollow wall, secure the enclosure to a wood or metal stud within
NOTE
the wall. Do not use hollow wall anchors.
3. Securely mount the SCM at the desired location. See drawing 164201535-13 for
mounting hole locations.
When installing signal wiring for CAN card J3 terminals, conduit must be
NOTE
installed between the device and the UPS cabinet.
Remove the UPS cabinet top or bottom conduit landing plate to drill or punch
NOTE
conduit holes (see Drawing 164201535-6 on page A-27).
4. Remove the X-Slot conduit landing plate from the UPS cabinet to drill or punch
conduit holes (see Drawing 164201535-6 on page A-27).
5. Reinstall the conduit landing plate.
6. Install conduit between the UPS and SCM. See Appendix A for UPS cabinet and
RIM wiring access information.
7. Install wiring between the UPS and SCM. See Drawing 164201535-8 starting on
page A-33 for Hot Sync CAN Bridge Card and SCM location, terminal location, and
wiring information.
120 Vac for the SCM should be supplied from the critical bus by facility planners
NOTE
or the customer.
8. Install 120 Vac power wiring from the critical bus to the RMP. See Drawing
164201535-8 starting on page A-33 for terminal location and wiring information.
NOTE
Setup of the Hot Sync CAN Bridge Card must be performed by an authorized
Powerware Customer Service Engineer. Contact service to schedule a date.
Installing Options and Accessories
6-7
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