OM-220 812B, Processes | Miller Electric CST 250 VRD instruction

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OM-220 812B

March 2005

Processes

Stick (SMAW) Welding

TIG (GTAW) Welding

Description

Arc Welding Power Source

CST 250 VRD International

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Miller Electric CST 250 VRD manual OM-220 812B, Processes, Description

Contents

Processes OM-220 812BDescription From Miller to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can kill Welding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or kill California Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers − Consignes DE Sécurité − À Lire Avant Utilisation Signification des symbolesLES Décharges Électriques peuvent être mortelles LES Fumées ET LES GAZ peuvent être dangereux LES 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’ouïe LA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut Faire LES Pièces Mobiles peuvent cau- ser des blessures Information sur les champs électromagnétiques Principales normes de sécuritéConsignes relatives aux stimulateurs cardiaques Specifications − InstallationDuty Cycle And Overheating DC Amps Stick Smaw Volt-Ampere Curves TIG Gtaw Volt-Ampere Curve Selecting a Location Dimensions And WeightLocation And Airflow 150 ft 200 ft 250 ft Weld Output Terminals And Selecting Cable Sizes350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m Terminals Amperes Positive + Weld Output Terminal 50/60 Hz Single-Phase 50/60 Hz Three-Phase Electrical Service GuideStick Dcep Direct Current Electrode Positive Connections Input Voltage Selecting 220 Volts AC Single/Three Phase Input Voltage Relinking Board Connection For 400 440 VAC Input Power Selecting 400 440 Volts AC Three Phase Input Voltage For three-phase operation Connecting Input PowerFor single-phase operation = GND/PE Controls − Operation Lift-ArctTIG Normal Process Select Control Lift-ArcStart Procedure Stick Start Procedure − Scratch Start TechniqueLift-Arc Start Application Remote 14 Receptacle Information Amp Adjust ControlFan-On-Demand Rack Mounting Routine Maintenance − Maintenance and TroubleshootingBlowing Out Inside Of Unit Months Trouble Possible Causes Remedy Troubleshooting Use proper size and type of weld cable see Section Circuit Diagram − Electrical Diagrams − Selecting and Preparing Tungsten Electrode Safety Information About TungstenSelecting Tungsten Electrode Tungsten Electrode OM-220 812 Main Assembly − Parts List CAPACITOR,ELCTLT 2400 UF 500 VDC can 2.5 DIA Panel, Front w/Components Panel, Rear w/Components Magnetics Subassembly Heat Sink Assembly, Output Diode Base Assembly Heat Sink Assembly, Input Page Support Service Miller Electric Mfg. Co Owner’s Record