SMA SMC 4600A Installation - Manual (Page 50)

Opening and Closing SMA Solar Technology AG
50 SMC46-60A11-IA-en-81 Installation Manual
6. Loosen all 6 screws of the enclosure lid and remove
the enclosure lid from the front.
7. Verify the absence of voltage between L to N at the
AC terminal using a suitable measuring device.
☑ If voltage is present, check the installation.
8. Verify that no voltage is present between L and PE
at the AC terminal using a suitable measuring
device.
☑ If voltage is present, check the installation.
☑ The inverter is open and no voltage is present.