Reporting the switching status of the grid relay
The multifunction relay can trip a signal to the grid operator as soon as the inverter connects to the
utility grid. To enable this function, the multifunction relays of all inverters must be connected in
parallel.
Figure 10: Wiring diagram for signaling the switching status of the grid relay (example)
6Electrical Connection
SMA Solar Technology AG
Operating ManualSTP5-12TL-20-BE-en-1536
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