7. selecting weld cable sizes – Miller Electric Big Blue 401DXQ User Manual
Page 25
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OM-173 413 Page 21
4-7.
Selecting Weld Cable Sizes
Total Cable (Copper) Length In Weld Circuit Not Exceeding
Welding
Amperes
100 ft (30 m) Or Less
150 ft
(45 m)
200 ft
(60 m)
250 ft
(70 m)
300 ft
(90 m)
350 ft
(105 m)
400 ft
(120 m)
Amperes
10 – 60%
Duty Cycle
60 – 100% Duty
Cycle
10 – 100% Duty Cycle
100
4
4
4
3
2
1
1/0
1/0
150
3
3
2
1
1/0
2/0
3/0
3/0
200
3
2
1
1/0
2/0
3/0
4/0
4/0
250
2
1
1/0
2/0
3/0
4/0
2-2/0
2-2/0
300
1
1/0
2/0
3/0
4/0
2-2/0
2-3/0
2-3/0
350
1/0
2/0
3/0
4/0
2-2/0
2-3/0
2-3/0
2-4/0
400
1/0
2/0
3/0
4/0
2-2/0
2-3/0
2-4/0
2-4/0
500
2/0
3/0
4/0
2-2/0
2-3/0
2-4/0
3-3/0
3-3/0
Weld cable size (AWG) is based on either a 4 volts or less drop or a current density of at least 300 circular mils per ampere. Contact your dis-
tributor for the mm
2
equivalent weld cable sizes.
S-0007-E
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