SMA Solar Technology AG
7.3.4 Restarting the Self-Test
In order to restart the self-test, proceed as follows:
1. Disconnect the line circuit breaker and secure against re-connection.
2. If a multi-function relay is connected, switch off the multi-function relay power supply.
3. Disconnect the Electronic Solar Switch from the inverter for 5 minutes and then connect it again.
4. Switch on the line circuit breaker again.
☑ The inverter is now in the initialization phase and you can restart the self-test, as described in
section 7.3.1 "Starting the Self-Test" (page 54) from point 3.
Installation Guide
SB20_25_30HF-IEN102911
Commissioning
59