Commissioning; Testing The Electrical Safety; Commissioning The Inverter; Operation - REFU REFUsol 50K-3T Bedienungsanleitung

5

Commissioning

5.1

Testing the Electrical Safety

▷ Carry out initial commissioning test according to
IEC 62446-1.
5.2

Commissioning the Inverter

1. Switch on the DC switch.
➪ The inverter starts and after a short waiting time it
is ready for setting and parametrising the inverter.
2. Set the menu language.
3. Set the date and time.
4. Set country code.
5. Switch off the DC switch and wait 5 minutes.
6. Switch on the DC switch.
7. Switch on the AC switch.
➪ The inverter goes into feed-in operation (normal).
8. Check and document the correct settings of all
safety-related parameters.
44 Commissioning
Testing the Electrical Safety
6

Operation

6.1

Operation, Navigation and Key Functions

100%
Today
kWh
Total
kWh
Power kW
6
V
A
ESC
10 9 8 7 6 5
Fig. 39: LCD display with keys and status LED
1 Ground fault detection
2 Normal operation (On)
3 Alarm/Fault
4 OK key: Confirm selection or
value
5 ∨ key: Menu level downwards
1
GROUND
FAULT
2
ON
9 12 15 18 21
3
V
ERROR
A
OK
4
6 ∧ key: Menu level upwards
7 ESC key: Cancel or back
8 Real-time measured val-
ues AC and DC mains
9 Performance data
10 Menu display
REFUsol 50K-3T
982081 | 03 | 2021-03