SMA SUNNY TRIPOWER 12000TL-US Manual De Uso página 44

9 Disconnecting the Inverter from Voltage Sources
5. Loosen the screws of the DC protective cover using
an Allen key (AF 3) and remove the DC protective
cover.
6. Use a suitable measuring device to ensure that no
voltage is present at the DC terminals.
7. Use a suitable measuring device to ensure that no
voltage is present at the AC terminals.
44 STPTL-US-10-IA-xx-20
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Installation Manual