Installation and Operation Manual Page 48 of 104
(PVI-3.8/4.6-I-OUTD-US Rev.: 1.1)
WARNING: All the screws on the electrical input/output terminal block of
the inverter should be tightened using 13 in/lbs torque.
3.3.8.2 Connection of the RS485 and Alarm contact for -US-xx models
Step 1: Remove the cover of the Aurora inverter (screw pos. "A" of
Fig. 11) in order to gain access to the terminal block board.
Step 2: Lay down the cables between the Aurora inverter and the outside passing
trough the provided holes and cable glands on the Inverter.
Step 3: Connect the communication and the alarm cables to the communication and
alarm terminal block on the right side of the inverter. Follow the marking on the
terminal block for appropriate connection.
WARNING: All the screws on the electrical input/output terminal block of
the inverter should be tightened using 13 in/lbs torque.
3.3.9 Selection of the grid standard
WARNING: Before performing any operation on the Switch Box power
input or on the Inverter, ALWAYS perform the disconnection procedure as
explained in section 3.3.1 or 3.3.2 of this manual.
The inverter has a couple of selectors Fig. 19 allowing installer to set the proper grid
standard. The unit will leave the factory with these selectors in ‘0’’0’ position (default
setting). The installer must select the right grid standard in order to allow the proper
inverter connection to grid.
To access the selectors remove the inverter front panel as explained in section 3.3.3.
WARNING: Before selecting the grid standard on the unit check accurately
what is the necessary standard.
NOTE: Default position of selectors ‘0’’0’ is a position that doesn’t allow
connection
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