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Liebert® EXM™ UPS 20-100kVA, 50/60Hz User Manual |
30
3.4.3
Liebert
®
BDC Interface
The Liebert
®
BDC interface is on the Dry Contact Terminal Block at J26. Refer to
for circuit details. For
further information, refer to the Liebert
®
EXM BDC manual, SL-25653, available at Vertiv’s Web site.
3.4.4
Battery Cabinet Interface Connectors
The battery cabinet interface is on the Auxiliary Terminal Block at J22. Refer to
for circuit details.
Figure 17
Battery cabinet interface—J22
NOTE
All auxiliary cables of terminal must be double-insulated. Wire should be 20-16AWG stranded for maximum runs
between 80 and 200 feet (25-60m), respectively.
Table 7
Battery cabinet interface—J22
Pin
Name
Description
1
12V_DRV
BCB driver signal
3
BCB STATUS
BCB state signal
5
GND_DRY
Dry ground
7
BCB_ON
BCB on line signal
9
NC
NC
11
GND_DRY
Dry ground
13
TMP_BATT
External Battery temperature
15
12V_A
Power
17
GND_DRY
Dry ground
19
BATT_GND_FAULT
Battery ground fault signal
NOTE
All auxiliary cables of terminal must be double-insulated. Wire should be 20-16AWG stranded for maximum runs
between 80 and 200 feet (25-60m), respectively.
J22
11
1
13
3
15
5
17
7
19
9
2
4
6
8
10
12
14
16
19
20
12V_DR
V
BCB_ON
GND_DR
Y
12V_A
GND_DR
Y
TMP_BA
TT
BCB STATUS
GND_DR
Y
BATT_GND_FAULT
NC
See Table 5 for pins
and description.
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