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Commissioning
44
Testing the Electrical Safety
REFUsol 50K-3T
982081 | 03 | 2021-03
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.
6
Operation
6.1 Operation, Navigation and Key Functions
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
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
ESC
OK
ERROR
ON
GROUND
FAULT
Today
Total
Power
kWh
kWh
kW
100%
6
9
12
18
15
21
V
A
V
A
7
1
2
3
4
5
6
8
Status-LED
10 9