32 Chapter 3 Electrical Installation
Liebert EXM 80kVA ~ 200kVA UPS User Manual
Port
Pin
Meanings
Normally
closed
contact
Inverter state normally closed contact. Open when the inverter is on
3. Rectifier
back-feed
Normally open
contact
Rectifier back-feed normally open contact. Closed when there is
rectifier back-feed
Common contact
Rectifier back-feed common contact
Normally
closed
contact
Rectifier back-feed normally closed contact. Open when there is
rectifier back-feed
4. Rectifier
abnormal
Normally open
contact
Rectifier abnormal state normally open contact. Closed when the
rectifier input is abnormal
Common contact
Rectifier abnormal state common contact
Normally
closed
contact
Rectifier abnormal state normally closed contact. Open when the
rectifier input is abnormal
5. On battery
Normally open
contact
Battery state normally open contact. Closed when the battery is on
Common contact
Battery state common contact
Normally
closed
contact
Battery state normally closed contact. Open when the battery is on
6. Battery
low-voltage
pre-warning
Normally open
contact
Battery low-voltage pre-warning normally open contact. Closed
when there is a battery low-voltyage pre-warning
Common contact
Battery low-voltage pre-warning common contact
Normally
closed
contact
Battery low-voltage pre-warning normally closed contact. Open
when there is a battery low-voltyage pre-warning
7. UPS failure
Normally open
contact
UPS failure normally open contact. Closed when there is UPS failure
Common contact
UPS failure common contact
Normally
closed
contact
UPS failure normally closed contact. Open when there is UPS failure
8. On bypass
Normally open
contact
Bypass state normally open contact. Closed when the bypass is on
Common contact
Bypass state common contact
Normally
closed
contact
Bypass state normally closed contact. Open when the bypass is on
9. System alarm
Normally open
contact
System alarm normally open contact. Closed when there is a system
alarm
Common contact
System alarm common contact
Normally
closed
contact
System alarm normally closed contact. Open when there is a system
alarm
Table 3-7
Default setting of output dry contact
Port
Pin
Meanings
1. Bypass
back-feed
Normally open
contact
(J23-1)
Bypass back-feed normally open contact. Closed when there is
bypass back-feed
Common contact
(J23-3)
Bypass back-feed common contact
Summary of Contents for EXM 0080kTK16FN01000
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