Figure 5-1. Repo Control - Powerware 9390 Installation & Operation Manual

Chapter 5
A 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.
To UPS
Powerware 9390 UPS (40–80 kVA) Installation and Operation Manual S 164201535 Rev C
®
Installing a Remote Emergency Power-Off Control
NOTE When installing the REPO switch, you must install conduit between the device
and the UPS cabinet for wiring the switch.
NOTE Remove the UPS cabinet top or bottom conduit landing plate to punch conduit
holes (see Drawing 164201535-6 on page A-27).
1. Securely mount the REPO station. Recommended locations include operator's
consoles or near exit doors. See Drawing 164201535-10 on page A-49 for
enclosure dimensions and wiring knockouts.
2. Verify the UPS system is turned off and all power sources are removed. (See
Chapter 10, "UPS Operating Instructions" for shutdown instructions.)
3. If not already open, unfasten the front door latch and swing the door open.
4. 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.
5. Remove the screws securing the control panel door and swing the door open.
Retain the hardware for later use.
UNINTERRUPTIBLE POWER SYSTEM
To Other Equipment

Figure 5-1. REPO Control

EMERGENCY OFF
5-1