Siemens SINVERT PVM Serie Notice De Service page 132

4.3 Requirements
● AC supply line disconnected and disconnection established
● DC cable disconnected from PV array, or DC no-load voltage under 50V
● PV strings to be connected have been checked for possible ground fault, and existing ground faults have been
eliminated
● DC disconnector on the inverter is switched to the "OFF" position.
● MC4 unlocking tool available for removing the PV cable
4.4 Connecting
Connection diagram
Grounding
The SINVERT PVM inverter must be grounded. Otherwise a potential difference can build up, causing an electric shock
hazard.
● Cable cross-section for grounding greater than cross-section of mains supply conductor (at least 10 mm²)
● Lay grounding cable as far as possible from mains supply conductor. (affected by faults)
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SINVERT PVM
A5E02758224B/007, 01/2013