Shindaiwa DGW200MS/UK, Operator'S Manual

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<Caution>
Always stop the engine with starter Key unless you need to shut off using the
emergency stop button.
Be sure to re-start the engine after releasing the Emergency Stop feature.
8. Welding Operation
8-1. Selection – Welding Cable
Select the cable with correct gauge, based on the allowable amperage and distance,
per the table shown below.
The welding capacity is reduced if too small a gauge cable is used.
<Caution>
Welding cables should be used unwound.
When the welding cables are used wrapped the welding capacity is reduced.
Proper size of cable (Unit: mm
2
)
Return Length
Welding Current
20m 30m 40m 60m 80m 100m
200A 22 30 30 50 60 80
150A 22 22 22 38 50 60
100A or below 22 22 22 22 30 38
8-2. Polarity
There are two welding output terminals,
『
＋ ＋ ＋ ＋
』
and
『
－ － － －
』
.
Select the polarity according to the operation, referring to the table below.
<Caution>
Follow the instructions of the welding rods, for the correct polarity.
Application Connection
Normal Polarity
General Welding, such as
Construction Plus to the Earth (Material)
Minus to holder (Rod)
Reverse Polarity
Thin Plate, Build-Up
Welding,Stainless Steel Plus to holder (Rod)
Minus to the Earth (Material)
EMERGENCY STOP
SWITCH
STARTER
SWITCH