Sungrow SG125HV-30, Руководство пользователя

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User Manual 5 Electrical Connection
39

The maximum operation temperature of the cable should no less than 90
°
C(+194
°
F).

The current rating of the cable should be selected in accordance with the
maximum AC output current of the inverter.

The voltage rating of the cable should be no less than 600Vac.
(*If the Anti-PID function is to be enabled, the rating should be no less than
1000Vac)

The Conductor type can be copper wire or aluminum wire.

The AC cable must be designed in accordance with the local installation
requirements.

If the aluminum cable is selected, in order to ensure a reliable electrical
connection, use the the copper and aluminum conversion terminal to avoid
direct contact between the AC copper bar and the aluminum cable.
Aluminum cable
Conversion terminal
Directly connecting the aluminum cable to the copper bar will cause
abnormal operation or even device damage.
5.2.3 Requirements for OT/DT Terminal (AC)
OT/DT terminals (not included in the delivery scope) are required for fixing AC
cables to the terminal block. Purchase the OT/DT terminals according to the
following requirements.

Specification: M10;

Dimensions: a
≤
41mm / 10.5mm
≤
b
≤
12.5mm / c
≤
20mm