Vertiv Liebert APM Plus - Page 54

Pin N am e M eanings P in Nam e M ean ing s
25
Configurable output dry
contact 1 (Normally
Open) J7-25/27
Configurable output dry
contact 1:
0) Undefined
1) System alarm
2) On battery
3) UPS power supply
(default)
4) Mains input abnormal
5) On bypass
6) Battery low capacity
7) Remote EPO
8) UPS fault
9) On maintenance bypass
10) UPS is ready
11) Battery off J7-25/27
shorted to execute the above
status
26
Configurable output
dry contact 2
(Normally Open) J7-
26/28
Configurable output dry contact 2:
0) Undefined
1) System alarm
2) On battery
3) UPS power supply (default)
4) Mains input abnormal
5) On bypass
6) Battery low capacity
7) Remote EPO
8) UPS fault
9) On maintenane bypass
10) UPS is ready
11) Battery off J7-26/28 shorted to execute
the above status
27
Configurable output dry
contact 1 (Common)
J7-25/27
28
Configurable output
dry contact 2
(Common) J7-26/28
29
Configurable output dry
contact 3 (Normally
Open) J7-29/31
Configurable output dry
contact 3:
0) Undefined
1) System alarm
2) On battery
3) UPS power supply
(default)
4) Mains input abnormal
5) On bypass
6) Battery low capacity
7) Remote EPO
8) UPS fault
9) On maintenance bypass
10) UPS is ready
11) Battery off J7-29/31
shorted to execute the above
status
30
Configurable output
dry contact 2
(Normally Open) J7-
30/32
Configurable output dry contact 2:
0) Undefined
1) System alarm
2) On battery
3) UPS power supply (default)
4) Mains input abnormal
5) On bypass
6) Battery low capacity
7) Remote EPO
8) UPS fault
9) On maintenance bypass
10) UPS is ready
Battery off J7-30/32 shorted to execute
the above status.
31
Configurable output dry
contact 3 (Common)
J7-29/31
32
Configurable output
dry contact 2
(Common) J7-30/32
Table 4.6 D escrip tion of dry contact port J7 (continued)
N O T E: For program m ab le dry contact port should be configured via Param set.
N O T E: In p arallel sy stem , the dry contacts of the external m ainten ance isolation circuit breaker shall
be connected to the correspo nding dry con tacts of each rack.
4 Electrical Installation
41
Vertiv™ Liebert® APM Plus User Manual