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Mounting Instruction
The installation operations must be carried out by qualified personnel and it is mandatory to adhere to the indica-
tions provided in this manual, the diagrams and the enclosed documentation, paying attention to follow the instal-
lation sequence exactly as described in this manual.
Staff authorized to carry out the installation must be specialized and experienced in PV plant installation and spe-
cifically PV inverters installation. ABB can provide training on the product to provide suitable knowledge for the
installation.
The installation must be performed by qualified installers and/or licensed electricians in accordance with the exi-
sting regulations in the country of installation.
Connection of the photovoltaic system to an electric installation connected to the distribution grid must be ap-
proved by the electricity provider.
The installation must be carried out with the equipment disconnected from any voltage sources. Refer to “Inverter
total de-energization and safe access” chapter on the product manual to know all the necessary step to safely ope-
rate on the inverter.
When the photovoltaic panels are exposed to sunlight they provide continuous DC voltage to the inverter.
MOUNTING WITH A SUPPORT BRACKET
Independentely from the mounting on vertical supports (wall,
profiles) or horizontal supports the assembly instruction are the
same (the differences will be detailed on the procedure steps).
The assembly instruction steps below are related to vertical
mounting.
• Assembly the two side bracket pieces together with the cen-
tral bracket, by sliding it as shown in the picture and paying
attention to the orientation of the pieces (refer to arrow and
“UP” markings on the brackets): side brackets arrow have to
be turned downwards, central bracket have to be turned up-
wards.
• Slide the central bracket in order to match the two holes with
the centering pins of the side brackets.
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