1.Check whether the input and output terminals of
distribution box are connected Firmly.
Cable of Power
2.Whether the fuse is connected reliably.
Input
3.Check the connection of input terminal of the welding
power supply.
4.Whether the insulation layer is wore out, damaged or
nude.
1.Check the circuit break and connection of the earth
Ground Cable
cable of welding power supply.
2. Check the circuit break and connection of the earth
cable of workpiece.
To avoid power leakage and ensure
safety, general inspection must be
performed.