Miller Electric 300, 225 manual Connecting Input Power

Page 23

4-10. Connecting Input Power

 

1

 

For Models Supplied With Plug

 

 

 

Y Disconnect and lockout/tag-

 

 

 

 

out input power before instal-

 

 

 

 

ling receptacle.

 

 

 

Y Have only qualified persons

 

 

 

 

make this installation. See

 

 

 

 

rating label in Section 4-4, and

 

 

 

 

be sure to supply correct in-

 

 

 

 

put power.

 

 

 

1

Proper Receptacle

 

 

3

 

(User-Supplied)

 

 

Receptacle must comply with appli-

 

 

 

 

 

 

cable codes.

 

 

 

2

Input And Grounding

 

 

 

 

Conductors

2

 

See size and length using Section

 

 

 

4-7.Conductors must comply with

 

 

 

applicable codes.

1

 

3 Over-Current Protection

 

Select type and size of over-current

 

 

 

 

 

 

protection using Section 4-7.

4

 

4

Plug

 

Connect plug to properly installed

 

 

 

 

 

 

receptacle.

 

 

 

Or

For Models Not Supplied With Plug

1

 

 

 

 

 

 

Y Installation must meet all National and

 

 

 

 

 

Local Codes − have only qualified per-

 

 

 

 

 

sons make this installation.

2

 

 

=GND/PE Earth Ground

Y Disconnect and lockout/tagout input

 

 

 

power before connecting input con-

 

 

 

 

 

ductors from unit.

 

 

 

 

Y Always connect green or green/yellow

6

 

 

 

 

conductor to supply grounding termi-

 

 

 

 

 

nal first, and never to a line terminal.

1

 

 

 

1

Line Disconnect Device (Switch Shown

 

 

 

 

 

In Off Position)

 

 

 

 

2

Disconnect Device Grounding Terminal

 

 

 

 

3

Green Or Green/Yellow Grounding

 

4

 

 

 

Conductor

 

 

 

Connect green or green/yellow grounding

 

 

 

 

L2

 

 

 

conductor to disconnect device grounding ter-

 

5

 

minal first.

L1

 

 

4

Disconnect Device Line Terminals

 

 

 

 

 

 

 

 

5

Black And White Input Conductors L1

3

 

 

 

 

And L2

Connect input conductors L1 and L2 to dis- connect device line terminals.

6 Over-Current Protection

Select type and size of over-current protection using Section 4-7(fused disconnect switch shown).

Close and secure door on disconnect device. Remove lockout/tagout device, and place switch in the On position.

Ref. 802 246

OM-316 Page 19

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Contents Stick Smaw Welding ProcessesDescription Visit our website at OM-316087 083Q AugustFrom Miller to You Table of Contents Page Electric Shock can kill Symbol UsageMarks a special safety message Arc Welding HazardsBuildup of GAS can injure or kill ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal can injure eyesCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information LES Fumées ET LES GAZ peuvent être dangereux Signification des symboles− Consignes DE Sécurité − À Lire Avant Utilisation LES Décharges Électriques peuvent être mortellesLE Bruit peut affecter l’ouïe LE Soudage peut causer un incen- die ou une explosionLES Particules Projetées peu- vent blesser les yeux LES Pièces Chaudes peuvent cau- ser des brûlures gravesLES Pièces Mobiles peuvent cau- ser des blessures Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser ’EMPLOI Excessif peut FaireConsignes relatives aux stimulateurs cardiaques Principales normes de sécuritéInformation sur les champs électromagnétiques Rexdale, Rexdale Ontario Canada M9W 1R3 téléphoneManufacturer’s Rating Labels Symbols And Definitions− Definitions AC Models − InstallationSpecifications AC/DC ModelsFor AC Models Duty Cycle ChartsVoid warranty For AC/DC ModelsFor 220, 230/400, And 460 Volt Models 300/200 Amperes Volt-Ampere CurvesFor 115/230, 230 And 460 Volt Models 225/150 Amperes AC Amperes For 115/230 And 230 Volt Models 225 AmperesFor 220 Volt Model For 230/400 Volt Model Amperes 18 in 457 mm for airflow Selecting a LocationWeld Output Cables Installing Electrode Holder And Work ClampInstalling Electrode Cable and Barrel onto Electrode Holder Installing Work Cable onto Work Clamp150 Electrical Service Guide115 220 230 400 460 47.5Wrapper Remove wrapper Jumper Leads Turn Off unit and disconnect input power10 115 V Input Power Cord White Lead Tools Needed 16, 3/8 Cut tie wrapsConnected For 400 Volts Connected For 230 Volts Connecting Input Power For DC Weld Output − OperationControls Controls For AC/DC ModelsControls For AC Models Months − Maintenance & TroubleshootingRoutine Maintenance Lubricating Shunt Block And Anti-Noise AdjustmentTorx Reinstalling Amperage Adjustment IndicatorWrapper Remove wrapper from unit Crank Handle Shunt Shaft Trouble Remedy TroubleshootingCircuit Diagram For AC/DC 230 Volts Models − Electrical DiagramsCircuit Diagram For AC/DC 115/230 Volts Models Circuit Diagram For 300/200 AC/DC 230/400 Volts Models Circuit Diagram For 225 230 Volts Models Circuit Diagram For 300 220 Volts Models Welding Methods Shielded Metal Arc Welding Smaw Procedure − Welding Methods & TroubleshootingElectrode And Amperage Selection Chart 10−30 Striking An ArcPositioning The Electrode Holder Arc Length Weld Bead CharacteristicsConditions That Affect Weld Bead Shape Electrode AngleTack Welds Electrode Movement During WeldingButt Joints Do not let weave widthPorosity Welding TroubleshootingLap Joints Tee JointsLack Of Penetration Excessive SpatterIncomplete Fusion Distortion Excessive PenetrationBurn-Through Waviness Of BeadMain Assembly AC/DC model illustrated − Parts ListMain Assembly Page Work like a Pro TM-188 304 Invision 354MP Support ServiceYour distributor also gives Transportation Department Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s
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