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OTC DP-400 - Connection Procedure and Ground for Safety Use; Electrical Safety During Connections; Welding Power Source Connection Steps

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No. P10355
|15|
Base metal
Analog remote control
i
Optionally available
j
Welding power source
Welding torch
Power cable for base metal
Wire
feeder
Gas flow regulator
Control cable for wire feeder
Shield gas
Gas hose
Power cable for wire feeder
Control cable for remote control
M10 terminal
@
A
C
D
B
Base metal
Analog remote control
i
Optionally available)
Welding power source
Welding torch
E
Power cable for base metal
@
Control cable for wire feeder
C
G
as
cylinder
Power cable for wire feeder
A
Control cable for remote control
Wire feeder
Gas hose
D
Water cooler
Water hose
M10 terminal
F
For feeding water
(
for condensed water)
Gas flow rate regulator
8.
CONNECTION PROCEDURE AND GROUND FOR SAFETY USE
WARNING
Follow the instructions below to avoid electric shock.
Do not touch the charging parts, as this will result in fatal shock and severe burn.
Do not touch the charging parts of the welding machine.
Have a qualified electric engineer ground the case of the welding power source and the base
metal or jig electrically connected, following a local low.
With the line disconnect switch inside the switch box all turned off, ground and connect the
welding machine.
Do not use a cable with lack of capacity or a cable seriously damaged.
Tighten and insulate the connections of cables.
Surely attach the cover of the welding machine after connection of the cables.
8.1 Connecting of the Welding Power Source
When using the air-cooled torch
When using the water-cooled torch
NOTE: In case of putting the “Abnormal water pressure” signal into the welding power source, see
11.2.
Surely insert the connector plugs
into the sockets for wire feeder
and for analog remote control up
to the sto
p
b
y
turnin
g
them
Gas cylinder

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