Installation and Operating Instructions V01
17
The required conductor cross-section depends on the inverter rating, ambient
temperature, routing method, cable type, cable losses, valid installation
requirements of installation side.
5.4.2 Grid connection
Overview of the AC connection plug
A B C D E F
Object Description
Accessory
A
Plastic fixture (only for griding easily, remove it after tightening the AC
connection plug)
AC
Connection
Plug
B
Socket element
C
Adapter
D
*
Seal ring
Thicker seal ring is suitable for cable diameter 12-18mm
Thinner seal ring is suitable for cable diameter 16-21mm
E
Fastening case
F
Swivel nut
*
There are two seal rings in the AC connection plug kit, please choose the suitable
one according to different cable external diameter.
Procedure:
1.
Switch off the AC circuit breaker and secure it against reconnection.
2.
Guide the swivel nut, the fastening case with sealing ring and the adapter over the
AC cable.
3.
Strip the cable’s outer sheath (72mm) and the conductors’ insulation (9mm).