Powerware 9395 UPS 10001100 kVA - Manuel (Page 73)

UPS SYSTEM INSTALLATION
EATON Powerware ® 9395 UPS (1000–1100 kVA) Installation and Operation Manual S 164201764 Rev 1 www.powerware.com 4−29
X−Slot Communication Bays
TB1
TB2
See Figure 4-25
for terminal
assignments.
Figure 4-23. Interface Terminal Detail
TB2
NOTE Alarm relay contacts have a maximum current rating of 5A and a
switched voltage rating of 30 Vac and 28 Vdc.
NOTE Alarm relay normally−open and normally−closed return terminals
are separated on the terminal board but are electrically in common.
NOTE Do not directly connect relay contacts to the mains related
circuits. Reinforced insulation to the mains is required.
NOTE Alarm relay wiring should be a minimum of 22 AWG
.
Alarm Relay
3
4
5
6
Alarm Relay NC
Alarm Relay Common
Alarm Relay NO
Alarm Relay Common
Figure 4-24. Typical Alarm Relay Connection