Liebert UPS System User Manual page 40

Liebert user manual ups system
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Connector
Name of contacts
Central contacts for overload
Normally
overload
J12
Normally closed contacts for
generator mode
J13
J14
Central contacts for generator
mode
Normally
generator mode
+24V power for environmental
signal
24V power for environmental
signal 1
J17
24V power for environmental
signal 2
24V power for environmental
signal 3
+12V power for environmental
signal
12V environmental signal
J16
NC
Ambient temperature input
Dry contacts H of generator
Dry contacts L of generator
J18
Emergency shutdown H
Emergency shutdown L
NC
Power Source of Sensor
J15
Battery Temperature
GND of Sensor
Terminals J9~J14 are the dry contacts for monitoring that can be used by users.
The relays have central contacts.
Chapter 3 Electrical Assemble
open
contacts
for
open
contacts
for
34
Board name
input/output
OVR-S
OVR-O
GEN-C
GEN-S
GEN-O
+24V
power output
connect to dry
ENV1
connect to dry
ENV2
connect to dry
ENV3
+12V
power output
connect to dry
ENV
NC
V-AD
0~5V signal input
GEN-H
connect to dry contacts
connect to dry
GEN-L
connect to dry
UCTRH
connect to dry
UCTRL
NC
+12V
power output
BAT-T
0~5V signal input
GND
power output
output
output
output
output
output
contacts
contacts
contacts
contacts
contacts
contacts
contacts

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