Status-LED Operating status Description
ON,
flashing
green
on
off
ERROR,
flashing
red
on
off
3.7.3 Information of the LCD display
Fig. 20: Menu display and status information
REFUsol 50K-3T
982081 | 03 | 2021-03
Waiting or test state
Normal operation (inverter
in feed mode)
Fault or permanent fault
condition
Fan error
Inverter in fault state
Normal operation (inverter
in feed-in operation)
1
2
1 Operating status and communication status
2 Real-time measured values AC and DC mains
1
4
Fig. 21: Operating status, communication, communication
status and menu display
1 Modbus address
3 Ethernet/WiFi interface active
2 RS485 interface active
4 Activity on RS485 bus
Technical Description
Display and Operating Elements
2
3
23