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5.5 Connecting the Electricity Grid (AC)
5.5.1Conditions for the AC Connection
.
Residual Current monitoring
The inverter can automatically differentiate between residual currents and normal leading leakage
currents.
connected to the inverter directly.
Connection of a Second Protective Conductor
In some installation countries, a second protective conductor is required in order to prevent a
contact current in the event of failure of the original protective conductor.(See section 5.5.3)
IEC standard 62109 requirements:
10mm
2
(copper), or 16mm
2
(aluminum).
conductor at AC terminal.
5.5.2 AC Connection procedure
1)Strip the cable with the length 12mm, be careful NOT to nick conductors.
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