Safety and Responsibility
8
Symbols and Warnings on the Product
REFUsol 100K
982059/02
2020-11
∘
Ground the metal supporting frame of the PV mod
-
ules using potential equalization.
∘
Only use class A PV modules according to
IEC 61730.
∘
Connect all cables properly.
∘
Before switching on, check the AC and DC voltages
and polarity. Observe the information on the data
sheet or type plate.
∘
Take appropriate precautions to protect against
electrostatic discharge (ESD).
∘
Always be careful around this equipment.
∘
Never remove the PowerUnit (inverter) cover.
∘
To ensure safe operation, carry out all work profes
-
sionally, including transport, storage, assembly, in
-
stallation and operation.
2.3 Symbols and Warnings on the Product
Fig. 2: Symbols on the product
1
General warning
2
Warning of electrical voltage
3
Warning of hot surface
4
Follow the instructions before
use
5
Ground before use
6
Warning of electrical voltage on
AC and DC side. All strings on
the DC side are live
7
Unlock before main
-
tenance or repair
8
Discharge time of 2
minutes
9
Warning of a de
-
vice's susceptibility
to electrostatic dis
-
charge
3
Discharge
time
2 min.
1
2
3
9
8
7
6
4
5
