Miller Electric Delta-Fab manual Weld Output Terminals And Selecting Cable Sizes, Duty Cycle

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S-0007-E

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

 

 

 

 

 

 

 

 

 

*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.

3-9. Connecting Weld Output Cables

4

1

Do not place

anything between weld cable terminal and copper bar.

 

2

Tools Needed:

3

 

3/4 in (19 mm)

 

803 778-B

YTurn off power before connecting to weld output terminals.

YFailure to properly connect weld cables may cause excessive heat and start a fire, or damage your ma- chine.

Correct Installation

1Weld Output Terminal

2Supplied Weld Output Terminal Nut

3Weld Cable Terminal

4Copper Bar

Remove supplied nut from weld output ter-

Incorrect Installation

minal. Slide weld cable terminal onto weld output terminal and secure with nut so that weld cable terminal is tight against copper bar. Do not place anything between weld cable terminal and copper bar. Make

sure that the surfaces of the weld cable terminal and copper bar are clean.

OM-2241 Page 13

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Contents Processes OM-2241209 815HDescription File MIG GmawFrom 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 Indique un message de sécurité particulier UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux Incendie ou une explosion LE Soudage peut provoquer unDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures gravesLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessuresEn ce qui concerne les stimulateurs cardiaques Principales normes de sécuritéDuty Cycle And Overheating Specifications230 OverheatingVolt-Ampere Curves Selecting a Location Be careful when placing or moving unit over uneven surfacesTipping MovementDimensions Dimensions And WeightsWeight VAC Receptacle And Supplementary ProtectorsDuty Cycle Connecting Weld Output CablesWeld Output Terminals And Selecting Cable Sizes 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 Panel, Front w/Components 175 Rectifier, Si Diode SR1Panel, Rear w/Components Support ServiceMiller Electric Mfg. Co Owner’s Record