Sungrow SG2K5-S - Installing the AC Connector

User Manual 5 Electrical Connection
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5.4.3 Installing the AC Connector
1. Disconnect the AC circuit breaker and secure it against reconnection.
2. Measure the voltage and frequency of the grid-connected point to ensure
that they are within the specified range listed in “10.1 Technical Data”.
3. Align the AC connector and the AC terminal and mate them together.
Secure the screw on the connector with a torque of 1.2 Nm.
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4. Connect the other ends. Connect “PE” conductor to the grounding
electrode. Connect “L” and “N” conductors to the AC circuit breaker.
The PE wire of the AC terminal must be directly connected to the
grounding bar. Do not connect it to protection devices such as the
circuit breaker.
5. Pull all the lines outward to check whether they are firmly installed.