Connect the red wire to any of the DC+ terminals in the inverter.
Connect the black wire to any of the DC- terminals in the inverter.
Figure 45: DC terminals
3. Connect the AC wires according to the labels on the AC terminal blocks, as follows:
Wire type
Connect to terminal
Figure 46: AC terminals
Line 1
L1
Line 2
L2
Line 3
L3
PE (grounding)
Neutral
N
4. Tighten the screws of each terminal with a torque of 0.88-1.1 lb.*ft / 1.2-1.5 N*m.
5. Verify that there are no unconnected wires at the output of the Safety Switch and
that any unused terminal screws are tightened.
6. Connect the DC and AC wires to the Safety Switch. Refer to
the Strings to the Safety Switch on page 41.
7. Ensure proper conduit sealing; inspect the entire conduit run and use standard
conduit sealants to avoid water penetration.
Appendix D: Replacing and Adding System Components
91
Three
Phase
System
Installation
Guide
MAN-01-00527-1.
2
