Fronius Power Package - Handbuch (Seite 64)

62
Connect the data communication cables for external connection in line with the en-
closed fitting instructions
IN OUT
1 +12V +12V
2 GND GND
3 TX+ RX-
4 RX+ TX-
5 RX- TX+
6 TX- RX+
7 GND GND
8 +12V +12V
You can find help with connecting the cables at
http://www.rutenbeck.de/fileadmin/user_upload/pdfs_downloadbereich/
Visuelle%20Praesentationen/Datentechnik/Praesentation_Universalmodul.pdf
Loosen the M25 metric screw joint
Insert the data communication cables from the inverters through the M25 metric screw
joint from below into the AC Combiner
Connect the data communication cables from the inverters accordingly (IN / OUT)
Tighten the metric screw joints
M20: Tightening torque = 2.6 Nm
M25: Tightening torque = 4.0 Nm
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