Powerware 9330 Installation And Operation Manual page 67

From Remote
EPO Switch(s)
Use any open
Use any open
Remote EPO switch rating is 24 VDC, 1 Amp minimum.
NOTE: This switch must be a dedicated switch not tied into
any other circuits.
7.
If required, install ½-in. conduit and wiring from the Remote EPO switch to trip
circuitry of upstream protective devices. A separate contact block, with the
appropriate normally open or normally closed contacts, must be used for this
function. Remote EPO switch wiring must be in accordance with UL Class 1
requirements.
8.
When wiring is complete, remove cover from Remote EPO switch enclosure
bottom. Turn cover over and secure to enclosure bottom.
9.
Secure the UPS by reversing all steps taken to prepare it for Remote EPO
installation.
Powerware 9330 (10 kVA- -40 kVA) Installation and Operation
164201300 REV. G 061502
Table 4---1. Remote EPO Wire Terminations
To Communications Server
Board TB5 in UPS Cabinet
TB1
Terminal
TB2
Terminal
Table 4---2. Remote EPO
TB1
REMOTE
EPO
SWITCH
(N.C.)
TB2
TB5---3
TB5---4
3
TWISTED
TB5
WIRES (2)
4
Remarks
Twisted
wires (2) wires (2)
14---18
gauge
UPS
4--3