Selecting Weld Cable Sizes - Miller Electric Big Blue 401DXQ Owner's Manual

4-7. Selecting Weld Cable Sizes

Welding 100 ft (30 m) Or Less
Amperes Amperes
10 – 60%
Duty Cycle
100 4
150 3
200 3
250 2
300 1
350 1/0
400 1/0
500 2/0
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-
2
tributor for the mm equivalent weld cable sizes.
Total Cable (Copper) Length In Weld Circuit Not Exceeding
150 ft
(45 m)
60 – 100% Duty
Cycle
4 4
3 2
2 1
1 1/0
1/0 2/0
2/0 3/0
2/0 3/0
3/0 4/0
200 ft 250 ft 300 ft
(60 m) (70 m) (90 m)
10 – 100% Duty Cycle
3 2
1 1/0
1/0 2/0
2/0 3/0
3/0 4/0 2-2/0
4/0 2-2/0 2-3/0
4/0 2-2/0 2-3/0
2-2/0 2-3/0 2-4/0
350 ft 400 ft
(105 m) (120 m)
1 1/0 1/0
2/0 3/0 3/0
3/0 4/0 4/0
4/0 2-2/0 2-2/0
2-3/0 2-3/0
2-3/0 2-4/0
2-4/0 2-4/0
3-3/0 3-3/0
S-0007-E
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