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Chapter 4
Connection
C
ONNECTING
THE
W
ELDING
P
OWER
S
OURCE
C
ONNECTION
C
HAPTER
4
4.2.1
Connection of cable at output side
This section explains the procedure for connecting of cable at output side.
1.
Connect the power cable for base metal side to the output terminal (base metal side) and base metal.
●
At the welding power source side, fit the convex part of the connector and concave part of the output terminal for
secure connection and tighten them in the clockwise direction.
2.
Connect the power cable for torch side to the output terminal (torch side).
●
Connect the connectors as same as above.
Connection for cable at output side is complete. Procedure is followed by 4.2.2
-
Connection of wire feeder.
•
Use a grounding cable for the case, of welding power source and perform grounding.
Otherwise, voltage may increase in the case or base metal which could cause electric
shock.
Connector
Power cable for
base metal side
Base metal
Power cable for torch side
Output terminal
(Torch side)
Output terminal
(Base metal side)
Welding power source
Power cable for torch side
Power cable for base metal side
Ground a base metal if
required by local law.
