Powerware 5075 kVA User Manual

Page 30

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22

Powerware BPIII Harsh Environment UPS 50--75 kV Installation and Operation

164291261 Rev. F 111503

Table B. Remote EPO

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,

as shown in Table B. Remote EPO switch wiring must be in accordance with

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)

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