Sungrow SG125HV, Руководство пользователя

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User Manual 6 Electrical Connection
51
Step 5
Insert the end of the AC cable into the crimping lug that matches with
the M10 bolt and tighten it with proper tool.
E
B=E±3mm
Fig. 6-4 Crimping the lugs
Step 6
Install the heat-shrinkable tubing.
Step 7
Connect the AC cable to the corresponding terminals.
* For torque specifications, refer to 11.2 Tightening Torques.
L1 L2 L3
A
B
Item Name
A Nut
B Disc spring
*Images shown here are for reference only! Actual product you receive may
differ.

It is unnecessary to distinguish between phases during AC cable
connection for the inverter has self-adaptive capacity.

Observe the pin assignment of AC terminal block. If a phase wire is
connected to the “PE” terminal, it may permanently damage the
inverter.

Please avoid squeezing the cable insulation layer into the AC terminal.
Improper connection may affect the normal operation of the inverter.

During AC cable connection, the cables inside the lower part of the
device should be bent to be surplus in length. In this way, cable
dropping or loosening, which can cause arc or other problems
impairing functionality of the device, due to self-weight of the cables