Installation manual

18
ABB
ABB PVS300
3 ABB
3�1 ABB PVS300
Easy Installation Termination Addressing Sensors RS485 Meters RS485 Interface
No Yes Yes
Yes Yes RS485
Overview
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Where to connect: X4 terminal block under the cover.
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Communication address must be allocated.
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3-pin wiring
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Installation steps
• Switch off the inverters and Solar-Log™
• Connect inverters to the Solar-Log™
• Connect the inverters to each other
Connect inverters to the Solar-Log™
The wiring is done using a
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self-made cable connection with terminal block connector.
Procedure
1. Unscrew the side cover as shown in the inverter's instructions.
2. If you are making the cable yourself, connect the wires as shown in the following diagram:
Solar-Log™ terminal strip connector X4 terminal block inverter
Terminal PIN
► 1
1 - Data+
► 3
3 - GND
► 4
2 - Data-
3. If only one inverter is to be connected, according to the manufacturer's handbook it must be
terminated.
4. Screw the inverter cover on again.
5. Insert the terminal block connector into the Solar-Log™ RS485 socket.
Connect the inverters to each other
•
Where to connect: X4 terminal block under the cover.
Procedure
1. Unscrew the side cover as shown in the inverter's instructions.
2. Connect the self-made RS-485 cable to the X4 terminal block on inverter 1.
3. Connect the self-made RS-485 cable to the X4 terminal block on inverter 2.
4. Connect the other inverters to each other in the same way.
5. Terminate in the last inverter according to the inverter instructions.
6. Screw the inverter cover on again.