Miller Electric OM-2241 manual Weld Output Terminals And Selecting Cable Sizes, 10 − 60% 60 − 100%

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*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 distributor for
the mm2 equivalent weld cable sizes.S-0007-E
OM-2241 Page 13

3-8. Weld Output Terminals And Selecting Cable Sizes

YTurn off power before connecting to weld out- put terminals.

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

Negative

Stainless Steel/

Aluminum

All Other

Materials

 

 

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)

 

 

 

 

 

 

 

 

 

 

 

 

Welding

10 − 60%

60 − 100%

 

 

10 − 100% Duty Cycle

 

 

Amperes

Duty Cycle

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

 

 

 

 

 

 

 

 

 

600

3/0

4/0

2-2/0

2-3/0

2-4/0

3-3/0

3-4/0

3-4/0

 

 

 

 

 

 

 

 

 

700

4/0

2-2/0

2-3/0

2-4/0

3-3/0

3-4/0

3-4/0

4-4/0

 

 

 

 

 

 

 

 

 

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Contents
Description OM-2241Processes From Miller to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can killWelding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or killCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information − Consignes DE Sécurité − À Lire Avant Utilisation Identifie un message de sécurité particulierLES Particules Projetées peu- vent blesser les yeux LE Soudage peut causer un incen- die ou une explosionLES Pièces Chaudes peuvent cau- ser des brûlures graves LE Bruit peut affecter l’ouïeLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut Faire LES Pièces Mobiles peuvent cau- ser des blessuresConsignes relatives aux stimulateurs cardiaques Principales normes de sécuritéInformation sur les champs électromagnétiques Duty Cycle And Overheating Specifications230 OverheatingVolt-Ampere Curves Selecting a Location Be careful when placing or moving unit over uneven surfacesTipping Movement Location And AirflowDimensions Dimensions And WeightsWeight VAC Receptacle And Circuit BreakersDuty Cycle Weld Output Terminals And Selecting Cable Sizes10 − 60% 60 − 100% Remote 14 Receptacle RC8 Turn off power before con- necting to receptacleRemote 14 Receptacle RC8 Information InformationPlacing Jumper Links Electrical Service GuideInput Voltage Input Amperes At Rated OutputDisconnect Device Input Power Con- nections Connecting Input PowerWelding Power Source Input Power Connections Controls Routine MaintenanceDisconnect input power before maintaining Months Short Circuit Shutdown Disconnect input power be- fore opening rear access doorFuse F1 Trouble Remedy Troubleshooting Table− Electrical Diagram OM-2241 − Parts List 1Main Assembly 2Panel, Front w/Components -1Item 175 Rectifier, Si Diode SR14Panel, Rear w/Components -1Item Support ServiceMiller Electric Mfg. Co Owner’s Record