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1.
Before connecting the three-phase AC grid cable to the inverter, take lightning and short circuit protection
measures in accordance with the local electrical safety codes;
2.
As shown in Figure 14, connect and fasten L1, L2, L3, N and PE conductors of the three-phase grid to the AC
terminal with 0.5 Nm torque. Tighten the terminal with tightening torque of 2.5-3 Nm, and then connect the
terminal to the AC port of the inverter.
4. Operation
The following section describes the detailed operation of the inverter, covering pre-inspection operation, grid-tied
operation, stopping and inverter maintenance.
4.1 Inspection before operation
Make sure that the following steps are observed before operation:
1.
Ensure that the installation site meets the requirements mentioned in section 3.2.2 for easy installation,
removing, operation and maintenance;
2.
Ensure that the mechanical installation meets the requirement mentioned in section 3.3;
3.
Ensure that the electrical installation meets the requirement mentioned in section 3.4;
4. Ensure all the switches are on "off" position;
PD201809 AEG GRID-TIED THREE-PHASE SOLAR INVERTER (4-10 kW) V.2-18 EN
Figure 14: wiring of AC connector
Only qualified cables under the local electrical safety laws and regulations and comply with the
technical parameters of this manual are allowed to connect to the inverter.
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