7. connecting to weld output terminals, 8. selecting weld cable sizes – Miller Electric BLUE STAR 6000 TM-499C User Manual

Page 15

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TM-499 Page 11

4-7. Connecting To Weld Output Terminals

196 914 / 495 178

1

Positive (+) Weld Output

Terminal

2

Negative (−) Weld Output

Terminal

For Direct Current Electrode Posi-

tive (DCEP), connect work cable to

Negative (−) terminal and electrode

holder to Positive (+) terminal.
For Direct Current Electrode nega-

tive (DCEN), reverse cable con-

nections.

Tools Needed:

3/4 in

1

2

4-8. Selecting Weld Cable Sizes*

Weld Cable Size** and Total Cable (Copper) Length in Weld Circuit

Not Exceeding***

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)

Weld Output

Terminals

Y Stop engine before

connecting to weld out-

put terminals.

Y Do not use worn, dam-

aged, undersized, or

poorly spliced cables.

Welding

Amperes

10 − 60%

Duty

Cycle

60 − 100%

Duty

Cycle

10 − 100% Duty Cycle

100

4 (20)

4 (20)

4 (20)

3 (30)

2 (35)

1 (50)

1/0 (60)

1/0 (60)

150

3 (30)

3 (30)

2 (35)

1 (50)

1/0 (60)

2/0 (70)

3/0 (95)

3/0 (95)

200

3 (30)

2 (35)

1 (50)

1/0 (60)

2/0 (70)

3/0 (95)

4/0 (120) 4/0 (120)

250

2 (35)

1 (50)

1/0 (60)

2/0 (70)

3/0 (95)

4/0 (120) 2 ea. 2/0

(2x70)

2 ea. 2/0

(2x70)

*

This chart is a general guideline and may not suit all applications. If cable overheating occurs (normally you can smell it), use next size larger

cable.
**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.

( ) = mm

2

for metric use

S-0007-E

***For distances longer than those shown in this guide, call a factory applications representative at 920-735-4505.

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