Miller Electric 225, 300 manual Installation, Specifications, AC/DC Models, AC Models

Page 14

SECTION 4 − INSTALLATION

4-1.

Specifications

AC/DC Models

Maximum

Amperes Input at Rated Load Output

Mode

Rated Welding

Amperage

Open-

50 Or 60 Hz, Single-Phase

Weight

Output

Range

Circuit

115 V

220 V

230 V

400 V

460 V

Voltage

225 A @ 25 Volts AC,

Low: 30 − 150

AC

20% Duty Cycle @ 60 Hz;

80 VAC

High: 40 − 235

15% Duty Cycle @ 50 Hz

104 lb

95

47.5

23.7

150 A @ 25 Volts DC,

(47 kg)

4.6*

2.3*

1.2*

DC

20% Duty Cycle @ 60 Hz;

30 − 160

80 VDC

15% Duty Cycle @ 50 Hz

AC

300 A @30 Volts AC,

Low: 40 − 200

80 VAC

20% Duty Cycle @ 50/60 Hz

High: 65 − 300

134 lbs

70

67

39

34

200 A @ 25 Volts DC,

(61 kg)

DC

30 − 200

80 VDC

5.4*

3.6*

1.8*

1.3*

20% Duty Cycle @ 50/60 Hz

Overall Dimensions

Height: 18-3/4 in (476 mm); Width: 12-3/4 in (323 mm); Depth: 17-1/2 in (445 mm)

*While idling

AC Models

	Amperage	Max Open-	Amperes Input at Rated Load
Rated Welding Output			Output 50 Or 60 Hz, Single-Phase					Weight
		Circuit
	Range
		Voltage	115 V	220 V	230 V	400 V	KW


225 A @ 25 Volts AC, 20%	Low: 30 − 150A		95		47.5		7.2	85 lb
Duty Cycle @ 60 Hz;		80 VAC
	High: 40 − 235A		4.6*		2.3*		0.22*	(39 kg)
15% Duty Cycle @ 50 Hz



300 A @ 30 Volts AC,	Low: 40 − 200	80 VAC		70	67	39	11.5	107 lb
20% Duty Cycle @ 50/60 Hz	High: 65 − 300			5.4*	3.6*	1.8*	0.22*	(49 kg)

Overall Dimensions

Height: 18-3/4 in (476 mm); Width: 12-3/4 in (323 mm); Depth: 17-1/2 in (445 mm)

*While idling

OM-316 Page 10

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Contents Visit our website at OM-316087 083Q August ProcessesDescription Stick Smaw WeldingFrom Miller to You Table of Contents Page Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information LES Décharges Électriques peuvent être mortelles Signification des symboles− Consignes DE Sécurité − À Lire Avant Utilisation LES Fumées ET LES GAZ peuvent être dangereuxLES Pièces Chaudes peuvent cau- ser des brûlures graves LE Soudage peut causer un incen- die ou une explosionLES Particules Projetées peu- vent blesser les yeux LE Bruit peut affecter l’ouïe’EMPLOI Excessif peut Faire Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser LES Pièces Mobiles peuvent cau- ser des blessuresRexdale, Rexdale Ontario Canada M9W 1R3 téléphone Principales normes de sécuritéInformation sur les champs électromagnétiques Consignes relatives aux stimulateurs cardiaquesManufacturer’s Rating Labels Symbols And Definitions− Definitions AC/DC Models − InstallationSpecifications AC ModelsFor AC/DC Models Duty Cycle ChartsVoid warranty For AC 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 Selecting a Location 18 in 457 mm for airflowInstalling Work Cable onto Work Clamp Installing Electrode Holder And Work ClampInstalling Electrode Cable and Barrel onto Electrode Holder Weld Output Cables47.5 Electrical Service Guide115 220 230 400 460 150Tools Needed 16, 3/8 Cut tie wraps Turn Off unit and disconnect input power10 115 V Input Power Cord White Lead Wrapper Remove wrapper Jumper LeadsConnected For 400 Volts Connected For 230 Volts Connecting Input Power Controls For AC/DC Models − OperationControls For DC Weld OutputControls For AC Models Lubricating Shunt Block And Anti-Noise Adjustment − Maintenance & TroubleshootingRoutine Maintenance MonthsTorx Reinstalling Amperage Adjustment IndicatorWrapper Remove wrapper from unit Crank Handle Shunt Shaft Troubleshooting Trouble Remedy− Electrical Diagrams Circuit Diagram For AC/DC 230 Volts ModelsCircuit 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 & Troubleshooting Welding Methods Shielded Metal Arc Welding Smaw ProcedureElectrode And Amperage Selection Chart 10−30 Striking An ArcPositioning The Electrode Holder Electrode Angle Weld Bead CharacteristicsConditions That Affect Weld Bead Shape Arc LengthDo not let weave width Electrode Movement During WeldingButt Joints Tack WeldsTee Joints Welding TroubleshootingLap Joints PorosityLack Of Penetration Excessive SpatterIncomplete Fusion Waviness Of Bead Excessive PenetrationBurn-Through Distortion− Parts List Main Assembly AC/DC model illustratedMain Assembly Page Work like a Pro TM-188 304 Invision 354MP Support ServiceYour distributor also gives Your distributor and/or equipment manufacturer’s Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Transportation Department