Pin
Function
O p eration
1
Common-Low Battery
2
Low Battery
Closed if low battery point occurs
3
Low Battery
Closed if battery is OK
4
Common-UPS Fault
5
UPS Fault
Closed if UPS fault occurs
6
UPS Fault
Closed if no UPS failure
7
Common-On Battery
8
On Battery
Closed if On Battery power (Utility failure)
9
On Battery
Closed if not On Battery power (Utility OK)
10
Signal Ground
Future release
11
Signal Ground
Future release
12
UPS Any-Mode Shutdown
Future release
13
Summary Alarm
Closed if no alarm conditions are present
14
Summary Alarm
Closed if summary alarm occurs
15
Common-Summary Alarm
16
On UPS
Closed if On UPS (inverter) power
17
On Bypass
Closed if On Bypass
18
Common-On Bypass
T able 9.3 F u n ctio n o f UP S IS-R elay card
For more information of the IS-Relay card, refer to the Liebert IntelliSlot IS-Relay Card User Manual in accessory.
The installation method of the IS-Relay card is the same as that of the SIC card described in SIC Card. Refer to Signal
Cable Connection Steps for the cabling and routing of the signal cables.
9 Options
159
Vertiv™ Liebert® APM Plus User Manual
Summary of Contents for APM 0250kMK16FN02000
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