Daihen OTC WB-P400, Owner'S Manual

Page: 41 / 158

4-7
Chapter 4 Connection
C
ONNECTING THE
W
ELDING
P
OWER
S
OURCE
C
ONNECTION
C
HAPTER
4
4.2.5 Connection at DC STICK welding
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 cable for welding electrode holder side to the output terminal (torch side).
●
Connect the connectors as same as above.
• In using the welding power source for DC STICK welding, prepare a welding electrode
holder by the customer.
• After five seconds have passed, the safety voltage(approx.15 V
）
is automatically
provided.
Power cable for
base metal side
Base metal
Power cable for torch side
Welding power source
Ground a base metal if
required by local law.
Connector
Output terminal
(Torch side)
Output terminal
(Base metal side)