Miller Electric Big Blue 400 PX Fuel Consumption, Duty Cycle And Overheating − 50 Hz Operation

Page 24

4-6. Fuel Consumption

The curve shows typical fuel use under weld or power loads.

U.S. GAL/HR.

2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25	IDLE
0.00
0	50	100	150	200	250	300	350	400

DC WELD AMPERES AT 100% DUTY CYCLE − 60 HZ

217 509

4-7. Duty Cycle And Overheating − 50 Hz Operation

100% Duty Cycle At 250 Amperes

Continuous Welding

Duty Cycle is percentage of 10 min- utes that unit can weld at rated load without overheating.

NOTICE − Exceeding duty cycle can damage unit and void warranty.

223 179-A

OM-223 037 Page 18

Image 24

Contents OM-223 037M ProcessesDescription File Engine DriveFrom Miller to You Table of Contents Warranty Directives StandardsDecrot1/07 Sound Level Information Decrotsound200710Symbol Usage Arc Welding HazardsElectric Shock can kill HOT Parts can cause severe burnsFumes and Gases can be hazardous Buildup of GAS can injure or killARC Rays can burn eyes and skin Welding can cause fire or explosionEngine Hazards Compressed Air HazardsWelding Wire can cause injury HOT Parts can cause burns and injuryFire or Explosion hazard Falling Unit can cause injuryPrincipal Safety Standards California Proposition 65 WarningsEMF Information Radiation can cause interferenceSignification des symboles − Consignes DE Sécurité − Lire Avant UtilisationUN Choc Électrique peut tuer DES 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 affecter l’ouïe’EXPLOSION DE LA Batterie peu DES Organes Mobiles peuvent pro voquer des blessuresLA Chaleur DU Moteur peut pro- voquer un incendie ’AIR Comprimé peut provoquer des blessuresRisque D’INCENDIE OU D’EXPLO- Sion LE Surchauffement peut endom- mager le moteur électrique DES Organes Mobiles peuvent provoquer des blessuresLES Fils DE Soudage peuvent provoquer des blessures ’EMPLOI Excessif peutProposition californienne 65 Avertissements Principales normes de sécuritéInformation EMF En ce qui concerne les implants médicaux− Definitions − 50 h StdStd Manufacturer’s Rating Label Symbols And Definitions − Specifications Weld And Power SpecificationsEngine Specifications Dimensions, Weights, And Operating AnglesStick Mode MIG ModeTIG Mode Volt-Ampere Curves − 50 Hz OperationVolt-Ampere Curves − 60 Hz Operation DC AmperesCurve shows typical fuel use under weld or power loads Fuel ConsumptionDuty Cycle And Overheating − 50 Hz Operation 100% Duty Cycle At 250 AmperesAC Generator Power Curve Ac power curve shows the gen- erator power in amperesDuty Cycle And Overheating − 60 Hz Operation − Installation Installing Welding GeneratorLocation/Airflow Clearance Grounding1Mounting Welding Generator Installing Exhaust Pipe Stop engine and let coolTools Needed Activating The Dry Charge Battery If Applicable Connecting The BatteryCoolant Recovery Tank Engine Prestart ChecksFuel OilConnecting To Weld Output Terminals Selecting Weld Cable Sizes Connecting To Remote 14 Receptacle RC14 Gas ConnectionsSocket Information Front Panel Controls See Section StopOM-223 Description Of Front Panel Controls See Section Process/Contactor Switch Process/Contactor Switch SettingsSet Wire Process Remote Voltage/Amperage ControlConnect Remote Receptacle RC14− Operating Auxiliary Equipment Volt Receptacles− Maintenance & Troubleshooting Routine MaintenanceMaintenance Label Service Perkins Customer AssistanceChecking Generator Brushes Website AddressServicing Air Cleaner To clean air filterReinstall primary element and cap dust ejector down Inspecting And Cleaning Spark Arrestor Muffler Servicing Engine Cooling SystemTools Needed 3/8 Stop engine and let cool Radiator DraincockServicing Fuel And Lubrication Systems To change oil and filterTo replace primary canister fuel filter To drain water from fuel systemOverload Protection Optional Voltmeter/Ammeter Help Displays Help 20 DisplayHelp 25 Display Troubleshooting Standard Generator PowerWelding Engine Coolant temperature is too high see Section When the engine is restartedEngine suddenly stops Sphere oil refineries− Electrical Diagrams Circuit Diagram For Welding Generator222 966--C − RUN-IN Procedure WetstackingWelding Generator Run-In Procedure Using Load Bank From flammablesRun-In Procedure Using Resistance Grid − Generator Power Guidelines Selecting EquipmentGrounding Generator To Truck Or Trailer Frame Grounding When Supplying Building Systems How Much Power Does Equipment Require?Amperes x Volts = Watts Approximate Power Requirements For Industrial Motors Approximate Power Requirements For Farm/Home EquipmentIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running WattsApproximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running WattsPower Required To Start Motor How Much Power Can Generator Supply?Single-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 / Volts = Starting AmperageTypical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible − Parts List 110− −5 108 109− −3 101 105 104 107 106 102 103 100− −212−4 5756 112 Dia Part Description Quantity Mkgs Dia Part Description Quantity 213668 Panel Front w/ComponentsPanel Front w/Components Control Panel Generator Rectifier Assembly Wiring Harnesses Material Thickness Gauge Start Your Professional Welding Career Now Your distributor also gives SupportTo 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