Figure 25. Battery trip wiring for 200 kW 93PM UPS
A
Signal inputs 5 Shunt trip coil -
B External battery breaker 6 Shunt trip coil +
C External battery breaker 7 Aux contact return
1 Signal input 5 return 8 Aux contact
2 Signal input 5 9 Shunt trip coil -
3 Aux contact return 10 Shunt trip coil +
4 Aux contact
5.5 Installing a remote EPO switch
A remote EPO switch can be used in case of an emergency to shut down the
UPS and remove power to the critical load from a location away from where the
UPS is installed.
EPO is connected to the UPS's top front panel, on connector EPO. Figure
26
shows the NO and NC connections of the EPO switch.
EPO connector (front view):
• A = Normally open
• B = Normally closed
Eaton 93PM UPS 30–200 kVA
User's and installation guide
©
Eaton Corporation plc 2017. All rights reserved. Revision: 005 Document ID: P-164000249 69 (126)
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