Eaton POWERWARE 9315 - Manual (Page 37)

EATON Powerware ® 9315 UPS (500–750 kVA) Installation and Operation Manual S 164201691 Rev 1 www.powerware.com 5-1
Chapter 5 Installing a Remote Emergency Power-off Control
A latching-type REPO switch can be used in an emergency to shut down the UPS and
remove power to the critical load from a location away from where the UPS is
installed. Figure 5-1 shows a REPO switch.
EMERGENCY OFF
UNINTERRUPTIBLE POWER SYSTEM
To UPM To Other Equipment
Figure 5-1. Remote Emergency Power-off (REPO) Control
NOTE Before installing a REPO, verify that the UPS was installed according to the instructions in Chapter 3,
“Installing the UPS System.”
To install a REPO station:
1. Verify that the UPS system is turned off and all power sources are removed. See
Chapter 9, “UPS Operating Instructions,” for shutdown instructions.
2. Securely mount the REPO station. Recommended locations include operator’s
consoles or near exit doors. See Figure A-25 page A-37 for enclosure dimensions
and wiring knockouts.
3. Install wiring from the REPO station using ½” conduit through the cable entry
knockout in the top of the UPS Output/Inverter cabinet. See Appendix A for
conduit landing area, terminal board location, and terminal wiring assignments.
4. Connect the REPO wiring as shown in Table 5-1 and Figure 5-2:
Table 5-1. REPO Wire Terminations
From REPO Station(s) To Customer Interface
Terminal Board CUSTTB in UPS
Output/Inverter Cabinet
Remarks
TB1-4 CUSTTB-9
Twisted Wires (2)
TB1-5 CUSTTB-10
Twisted Wires (2)
14–18 Gauge
Figure 5Table 5