Instruction manual

INSTALLING THE UPS SYSTEM
Eaton
®
9390 UPS (20–80 kVA) and 9390IT (20-40 kVA) Installation and Operation Manual S 164201603 Rev 4 www.eaton.com/powerquality
4-14
4.8.2 TB1 Battery Cabinet Connections
NOTE This procedure does not apply to the 9390IT internal battery configuration.
To install wiring to connections:
1. Verify the UPS system is turned off and all power sources are removed. See
Chapter 9, “UPS Operating Instructions,” for shutdown instructions.
2. If not already open, unfasten the front door latch and swing the door open.
3. If not already removed, remove the door. Remove the retaining screw located
inside the door at the bottom hinge pivot point, then lift the door off. Retain the
hardware for later use.
4. Remove the screws securing the control panel door and swing the door open.
Retain the hardware for later use.
5. Remove the screws securing the top internal safety shield panel. Remove the
panel to gain access to the TB1 and TB2 terminal block (see Drawing
164201603-10 starting on page A-46). Retain the hardware for later use.
6. To locate the appropriate terminals and review the wiring and termination
requirements, see Drawing 164201603-10 starting on page A-46.
7. If battery cabinets are installed attached to the UPS cabinet, proceed to Step 8; if
battery cabinets are installed separated from the UPS cabinet, proceed to
Step 11.
8. Route the UV trip and Aux wiring harness supplied with the battery cabinet from
the battery cabinet to the UPS cabinet. Refer to Appendix A and to the Eaton
9390 Integrated Battery Cabinet (Models IBC-S and IBC-L) Installation Manual for
wiring access information.
9. Connect the wiring to TB1 terminals.
10. Proceed to Step 17.
11. If installing interface wiring from the bottom of the cabinet, proceed to Step 12;
otherwise, proceed to Step 13.
12. Remove the screws securing the bottom internal safety shield panel and remove
the panel to gain access to the bottom conduit landing plate.
NOTE When installing UV trip and Aux battery interface wiring to the UPS interface terminals, conduit
must be installed between the UPS and battery cabinets.
13. Remove the UPS cabinet top or bottom conduit landing plate to drill or punch
conduit holes (see Drawing 164201603-7 on page A-36).
14. Reinstall the conduit landing plate and install the conduit.
15. Route the UV trip and Aux wiring from the battery cabinet to the UPS.
16. Connect the wiring to the TB1 terminals.
17. If wiring X-Slot connections, proceed to paragraph 4.8.3; otherwise, proceed to
Step 18.