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Table 2-2. Recommended Safe
Operating Ranges
£~
CAUTION
Figure
2-1.
Duty Cycle
MW 100
MW 130
MW 150
MW 250
Low
Tap
High Tap
Low Mm.
80 A
Range
1
100
A
Range
1
125 A
Range
1
105 A
Range
1
Low Max.
85 A
Range
2
115 A
Range
2
155 A
Range
2
130 A
Range
2
High
Mm.
105 A
Range
3
135 A
Range
3
*
Range
3
160 A
Range
3
High
Max.
110 A
Range
4
150
A
Range
4
Range
4
*
Range
4
*
Do
not
operate
in this range.
~
Range
5
*
.
Range
5
Range
6
*
Range
6
2-1.
Duty Cycle
WELDING LONGER THAN RATED DUTY CYCLE
can
damage
torch and void
warranty.
Do
n
ot
weld
at
rated load
longer
than shown below.
wtwam8.1
8/93
0
~
~
10
DefinItion
Duty Cycle
is
percentage
of 10
minutes that torch
can
weld
at
rated load without
overheating.
100%
Duty Cycle
At 150
Amperes
Using
A
rgon Gas
Minutes
Continuous
Welding
sbl.5
8/93
4
OM-171 108
Page
2
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