Selecting Weld Cable Sizes | Miller Electric Big Blue 500 X manual

5-9. 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

200 ft

250 ft

300 ft

350 ft

400 ft

(45 m)

(60 m)

(70 m)

(90 m)

(105 m)

(120 m)

Weld Output

Terminals

Y Stop engine before

Welding

10 − 60%

60 − 100%

connecting to weld out-

Duty

10 − 100% Duty Cycle

put terminals.

Amperes

Cycle

YDo not use worn, dam- aged, undersized, or poorly spliced cables.

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	2 ea. 2/0
250	2 (35)	1 (50)	1/0 (60)	2/0 (70)	3/0 (95)	4/0 (120)	(2x70)	(2x70)
							(2x70)	(2x70)

300	1 (50)	1/0 (60)	2/0 (70)	3/0 (95)	4/0 (120)	2 ea. 2/0	2 ea. 3/0	2 ea. 3/0
300	1 (50)	1/0 (60)	2/0 (70)	3/0 (95)	4/0 (120)	(2x70)	(2x95)	(2x95)
						(2x70)	(2x95)	(2x95)

350	1/0 (60)	2/0 (70)	3/0 (95)	4/0 (120)	2 ea. 2/0	2 ea. 3/0	2 ea. 3/0	2 ea. 4/0
350	1/0 (60)	2/0 (70)	3/0 (95)	4/0 (120)	(2x70)	(2x95)	(2x95)	(2x120)
					(2x70)	(2x95)	(2x95)	(2x120)

400	1/0 (60)	2/0 (70)	3/0 (95)	4/0 (120)	2 ea. 2/0	2 ea. 3/0	2 ea. 4/0	2 ea. 4/0
400	1/0 (60)	2/0 (70)	3/0 (95)	4/0 (120)	(2x70)	(2x95)	(2x120)	(2x120)
					(2x70)	(2x95)	(2x120)	(2x120)

500	2/0 (70)	3/0 (95)	4/0 (120)	2 ea. 2/0	2 ea. 3/0	2 ea. 4/0	3 ea. 3/0	3 ea. 3/0
500	2/0 (70)	3/0 (95)	4/0 (120)	(2x70)	(2x95)	(2x120)	(3x95)	(3x95)
				(2x70)	(2x95)	(2x120)	(3x95)	(3x95)

*Chart is a general guideline and may not suit all applications. If cables overheat, 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.
( ) = mm2 for metric use								S-0007-F

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

5-10. Connecting To Remote Amperage Adjust Receptacle RC13 On CC Models

	1	1 Remote Amperage Adjust
	1	Receptacle RC13
		Receptacle RC13

Connect optional remote control to

RC13 (see Section 6-3).

Ref. 154 862-A / 048 720-K / 803 602

OM-4421 Page 24

Big Blue 500 X, Big Blue 400P specifications

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Miller Electric Big Blue 500 X Selecting Weld Cable Sizes, 150 ft 200 ft 250 ft, Put terminals

Models: Big Blue 500 X Big Blue 400P