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User's Manual
There is a GND screw on the device cover board for the GND cable, which is called enclosure GND.
Connect one end of the GND cable with the cold-pressed terminal, and fix it on the enclosure GND
with the GND screw. The other end of the GND cable should be reliably connected to the ground.
The sectional area of the GND cable shall be more than 2.5 mm², and the GND resistance shall be less
than 5 Ω.
Installation 12
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