Replacement Of The Control Board; Replacement Of Varistors In The Measure Boards - Ingeteam INGECON SUN SMART Installation Manual

8.6

Replacement of the Control Board

Control Board contains the software of the equipment. If it has to be removed, proceed
as follows:
Disconnect the equipment from the power grid and PV array.
Wait at least 10 minutes for the internal capacitance to discharge.
Check that there is no voltage in the equipment.
Open equipment door.
Remove electronics block protection.
Unscrew board anchorage.
Pull out the 64-way flat cable until the fastening clips close on the connector.
Extract the control board.
To connect a new control board, follow the same steps in inverse order.
8.7 Replacement of Varistors in Measure Boards
The varistor is connected in the 3-poles conector in pins 1 and 2 . Termical fuse connects
to pin 3.
The varistor must be connected in the following way:
• Test the continuity of the fuse with the varistor outside the board using a tester.
• Install the varistor on the board at the position 1-2 (varistor) and 2-3 (fuse).
Uper view of the board
Transformadores
If varistor is placed changing the correct connection of pins, it will be destroyed
Pg. 38 de 40
Anchorages
Clips
right view of the board
varistor
Pin 1
Ingecon® Sun Three-Phase Inverter
Pin 2
Pin 3
Installation Manual
Fuse
Connector to Pin 3
Ref.: AAS2000IKI02
Rev.:_ Dec-2009