Installation manual

Connecting the inverters
Sunways – AT/NT
Solar-Log
1000/500/200
Installation 41 of 268
4.12 Sunways – AT/NT
Overview
 Interface integrated
 Where to connect: Terminal strip inside the inverter
– 750 V models: 4 RS485 terminals on 10 pin terminal strip
– 850 V models: 4 pin RS485 terminal strip
 2 pin wiring
 Communication address must be allocated.
 Work steps
• Switch off the inverters and the SolarLog™;  Page 17
• Connect inverters to the Solar-Log™
• Connect the inverters to each other
• Allocate communication address
Connecting inverters to the Solar-Log™
The wiring is done using the
 ready-made Sunways data cable (optional extra; not supplied)
or
 self-made, shielded 2 wire data cable and terminal block connector
( Page 15).
Procedure
1 Open the inverter as described in the inverter instructions.
2 Pull the free wires through the wire opening in the inverter.
3 If you have made the cable connection yourself connect the wires as
shown in the following diagram:
Solar-Log™ terminal block connector
Inverter terminal strip
Terminal
Terminal
 1
 RS485+
 4
 RS485-
4 If only one inverter is to be connected it must be terminated:
In the inverter set the supplied jumper JP
5 Close the inverter if no other inverters are to be connected.
6 Insert the terminal block connector into the Solar-Log™ RS485 socket.