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3.
Main Power Supply Connection
Pay attention to prevent electric shock
Wear goggles
Warning: Take note of the following when the cutting machine is connected to
the main power supply:
3.1.
The connection must be carried out by a qualified electrician or technician.
3.2.
The connection must be in compliance with national and local regulations.
3.3.
Before the connection is carried out, the main power supply to the control box
must be switched off.
3.4.
The yellow green earth wire of the machine must be reliably connected with the
grounding cable.
3.5.
Ensure that the required power supply of the machine (as printed on its
nameplate) corresponds to the main power supply.
3.6.
The connection screws on the terminal block must be tight ensuring a solid
connection between the machine cable wires and the main power supply.
3.7. The correct wiring procedure is explained in the following diagram:
Wiring of three phase 50/60Hz welding machine
2b
3
7
6
4
5
1
2c
2d
2a
