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Miller Electric NT 456 CC, NT 456 CV manual IGBT/Capacitor Assembly

Models: NT 456 CC NT 456 CV

1 40

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. Hardware is common and	1
not available unless listed.

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13	803 937-C

Figure 8-3. IGBT/Capacitor Assembly

OM-2243 Page 32

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Miller Electric NT 456 CC, NT 456 CV manual IGBT/Capacitor Assembly

Contents

OM-2243212 113T ProcessesDescription File MultiprocessFrom Miller to You Table of Contents Page Symbol Usage Arc Welding HazardsElectric Shock can kill HOT Parts can cause severe burnsFumes and Gases can be hazardous ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal or Dirt can injure eyesWelding Wire can cause injury Fire or Explosion hazardFalling Unit can cause injury Moving Parts can cause injuryPrincipal Safety Standards California Proposition 65 WarningsEMF Information About Implanted Medical DevicesSymboles utilisés UNE Décharge Électrique peut entraîner la mortDES Pièces Chaudes peuvent provoquer des brûlures graves LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un in cendie ou une explosion LE Bruit peut endommager l’ouïe LES Bouteilles peuvent exploser si elles sont endommagéesRisque D’INCENDIE OU D’EXPLO- Sion LA Chute DE L’APPAREIL peut blesserProposition californienne 65 Avertissements LES Fils DE Soudage peuvent provoquer des blessuresLE Soudage À L’ARC risque de provoquer des interférences Principales normes de sécurité Information EMFEn ce qui concerne les implants médicaux OM-2243 Nameplate Safety Symbols − Definitions− Installation SpecificationsDuty Cycle And Overheating CC Mode CV ModeVolt-Ampere Curves 100 200 300 400 500 600Selecting a Location Movement LocationDimensions And Weights DimensionsWeight Be careful when placing or moving unit over uneven surfaces Turn Off power before connecting to receptacleTipping VAC Receptacle And Circuit BreakersConnecting Weld Output Cables Weld Output Terminals And Selecting Cable SizesConnecting Remote Control Turn off power before conRemote 14 Receptacle Information SocketElectrical Service Guide Placing Jumper LinksConnecting Input Power Welding Power Source Input Power ConnectionsDisconnect Device Input Power Con- nections = GND/PE Earth Ground− Operation ControlsMeter Functions For CC/CV Models Lift-Arc TIG Procedure For CC/CV Models Touch Seconds Do not Strike Like a Match− Maintenance & Troubleshooting Routine MaintenanceDisconnect power before maintaining Disconnect input power be- fore opening rear access doorHE.L Voltmeter/Ammeter Help DisplaysTroubleshooting Trouble Remedy− Electrical Diagram Circuit Diagram For NT 456 CC/CV Models− Parts List Main AssemblyTHERMISTOR, NTC 10K OHM @ 25 DEG C 34IN Lead Panel, Front With Components 14 12 274Panel, Front With Components -1Item IGBT/Capacitor Assembly IGBT/Capacitor Assembly -1item 221Panel, Rear With Components Service Your distributor also givesSupport To locate a Distributor or Service Agency visit Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s