SMA America, LLC
Decommissioning
Installation Guide
SB20_25_30HFUS-eng-IUS113711
101
4. Push an insulated screw driver into the rectangular opening under the spring terminal, which
should open.
5. Push the screwdriver down, and hold this position.
☑ The spring terminal is open.
6. Lead the wire into the spring terminal.
7. Bring the screwdriver to its exit position and pull out of the rectangular opening.
8. Check for firm positioning of the wire in the spring terminal.
☑ The wire is connected to the spring terminal.
12.7.2 Disconnect wires from DC terminal block
Proceed as follows, in order to disconnect the wires from the terminals of the terminal block:
1. Push an insulated screw driver into the rectangular opening under the spring terminal, which
should open.
2. Push the screwdriver down, and hold this position.
☑ The spring terminal is open.
3. Remove the wire from the spring terminal.
4. Bring the screwdriver to its exit position and pull out of the rectangular opening.
☑ The wire is removed from the spring terminal.
