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000979AG
5 - Installation
C
onnections to the communication and control board
The communication and control signals are connected to the
communication and control board
28
inside the wiring box
02
or directly
to the connectors on the external of the inverter. In particular, on the right
side of the wiring box
02
, there are four M25 cable glands
12
that can
be used to reach the terminals / connectors on the communication and
control board. Each cable gland accepts a single cable from 10 mm to
17 mm diameter.
As an alternative to each cable gland internal gasket the two-hole gasket
(supplied) could be installed:
The two-hole gasket accepts two cables with a diameter of 6mm; if a seal
hole is not to be used, it is necessary to install a plug (supplied plastic
cylinder) to ensure the inverter’s sealing.
A
B
C
Please ensure that all unused cable glands
12
are properly sealed by the IP65 plastic cap.
To connect the signal and communication wirings, the communication
and control board
28
have to be extracted by removing the two M5
screws, as shown in the picture below:
28
After the connections has been made, re-insert the communication and
control board
28
in the own board tray and fasten the two M5 screws
previosly removed.
Check the tightness of the signal cable glands
13
at the end of wiring
operations.
6A
6B
6C
6D
4A
4B
4C
4D
1D
SERVICE ONLY
12
