SMA SB 1.5-1VL-40 - Manual (Page 51)

7. Ensure that no voltage is present at the DC
inputs on the inverter using a suitable measuring
device.
8. Loosen the swivel nuts.
9. Loosen the screws of the connection cap and
remove the connection cap.
10. Use a suitable measuring device to check that no voltage is present at the AC connector
between L and N and between L and the grounding conductor. To do so, insert the test probe
(maximum diameter: 2 mm) into each round opening of the connecting terminal plate.
11. Release and disconnect the AC connector using
the sliders located on the side.
L N 1
1
2
10 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG
Operating Manual 51 SB15-25-BE-en-10