User Documentation

Product Installation / Operation, ACT20-FEED-IN-PRO
1066540000/08/12-2018 71
7.7.2 Status/Alarm LEDs
Illustration 7-21: Status/Alarm LEDs
Condition
LED 1
(PWR)
LED 2
(PWR BACKUP)
LED 3
(Alarm)
Status
Relay (NC)
Status
Relay (NO)
No power supply OFF OFF OFF de-energized de-energized
Primary supply voltage green OFF red de-energized de-energized
Secondary supply
voltage
OFF green red
de-energized de-energized
Primary and secondary
supply voltage
green green OFF 1) 1)
Collective error message
active red de-energized de-energized
inactive OFF energized 2) energized 2)
1) depends on collective error message
2) if the primary and/or secondary power supply is applied
Table 7-13: Status/Alarm LEDs