45
•
Long bolts may affect the insulation and may cause short circuit.
•
Remove the heat-shrink tubing between the cable lug and the copper bar if
necessary. Poor contact or over-heating may follow if otherwise.
step 6
Confirm that all cable connections are secure.
-- -- E
En
nd
d
6.6
Communication Connection
The communication terminals are located in AC cabinet, as shown in the figure below.
N
No
o..
D
De
essc
crriip
pttiio
on
n
A
RS485 communication port
B
Ethernet port
On site, perform cable connection according to internal terminal markings.
6.7
Ground Connection
O
Ovve
errvviie
ew
w
Generally, the ground connection includes equipotential connection of internal devices
and external grounding.
E
Exxtte
errn
na
all G
Grro
ou
un
nd
diin
ng
g
Two external grounding points are located at the bottoms on the front side and back
side of the inverter.
System Manual
