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22 Powerware BPIII Harsh Environment UPS 50--75 kV Installation and Operation
164291261 Rev. F 111503
TableB. RemoteEPO
Remote EPO switch rating is 24 VDC.
1 Amp minimum if supplied by user.
NOTE: This switch must be a dedicated
switch not tied into any other circuits.
4. If installing multiple Remote EPO stations, wire additional stations in parallel
with the first Remote EPO.
5. If required, install ½-in. conduit and wiring from the Remote EPO station to trip
circuitry of upstream protective devices. A normally open contact is provided,
asshowninTableB. RemoteEPOswitchwiringmustbeinaccordancewith
UL Class II requirements.
6. Secure the UPS by reversing all steps taken to prepare it for Remote EPO
installation.
1
TB2
2
REMOTE
EPO
SWITCH
TWISTED
WIRES (2)