Miller Electric Bobcat 250 manual Approximate Power Requirements For Industrial Motors

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13-5. Approximate Power Requirements For Industrial Motors

Industrial Motors	Rating	Starting Watts	Running Watts

Split Phase	1/8 HP	800	300
	1/6 HP	1225	500
	1/4 HP	1600	600
	1/3 HP	2100	700
	1/2 HP	3175	875
Capacitor Start-Induction Run	1/3 HP	2020	720
	1/2 HP	3075	975
	3/4 HP	4500	1400
	1 HP	6100	1600
	1-1/2 HP	8200	2200
	2 HP	10550	2850
	3 HP	15900	3900
	5 HP	23300	6800
Capacitor Start-Capacitor Run	1-1/2 HP	8100	2000
	5 HP	23300	6000
	7-1/2 HP	35000	8000
	10 HP	46700	10700
Fan Duty	1/8 HP	1000	400
	1/6 HP	1400	550
	1/4 HP	1850	650
	1/3 HP	2400	800
	1/2 HP	3500	1100

13-6. Approximate Power Requirements For Farm/Home Equipment

Farm/Home Equipment	Rating	Starting Watts	Running Watts

Stock Tank De-Icer		1000	1000
Grain Cleaner	1/4 HP	1650	650
Portable Conveyor	1/2 HP	3400	1000
Grain Elevator	3/4 HP	4400	1400
Milk Cooler		2900	1100
Milker (Vacuum Pump)	2 HP	10500	2800
FARM DUTY MOTORS	1/3 HP	1720	720
Std. (e.g. Conveyors,	1/2 HP	2575	975
Feed Augers, Air	3/4 HP	4500	1400
Compressors)	1 HP	6100	1600
	1-1/2 HP	8200	2200
	2 HP	10550	2850
	3 HP	15900	3900
	5 HP	23300	6800
High Torque (e.g. Barn	1-1/2 HP	8100	2000
Cleaners, Silo Unloaders,	5 HP	23300	6000
Silo Hoists, Bunk Feeders)	7-1/2 HP	35000	8000
	10 HP	46700	10700
3-1/2 cu. ft. Mixer	1/2 HP	3300	1000
High Pressure 1.8 Gal/Min	500 PSI	3150	950
Washer 2 gal/min	550 PSI	4500	1400
2 gal/min	700 PSI	6100	1600
Refrigerator or Freezer		3100	800
Shallow Well Pump	1/3 HP	2150	750
	1/2 HP	3100	1000
Sump Pump	1/3 HP	2100	800
	1/2 HP	3200	1050

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Contents Visit our website at OM-4419File Engine Drive 2007−05From Miller to You Table of Contents 10-3 10-110-2 11-1Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can cause severe burnsARC Rays can burn eyes and skin Fumes and Gases can be hazardousBuildup of GAS can injure or kill Welding can cause fire or explosionEngine Hazards Compressed Air HazardsFire or Explosion hazard Welding Wire can cause injuryHOT Parts can cause burns and injury Falling Unit can cause injuryEMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings Radiation can cause interferenceUN Choc Électrique peut tuer Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation Indique des instructions spécifiquesDES 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 peuDES Organes Mobiles peuvent pro voquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendie ’AIR Comprimé peut provoquer des blessuresRisque D’INCENDIE OU D’EXPLO- Sion LES Fils DE Soudage peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électriqueDES Organes Mobiles peuvent provoquer des blessures ’EMPLOI Excessif peutInformation EMF Proposition californienne 65 AvertissementsPrincipales normes de sécurité En ce qui concerne les implants médicauxWeld, Power, and Engine Specifications − SpecificationsSymbol Definitions − DefinitionsRobin-PoweredUnit 560 lb 254 kg Dimensions, Weights, and Operating AnglesDimensions For Units With Optional Running Gear DimensionsFuel Consumption Robin-Powered Units Fuel Consumption Kohler-Powered UnitsFor CC/AC Mode For CC/DC Mode For CV/DC ModeVolt-Ampere Curves Generator Power Curve Duty Cycle100% Duty Cycle at 250 Amperes − Installation Installing Welding GeneratorOil Check Engine Prestart Checks Robin-Powered Units0000 OilEngine Prestart Checks Kohler-Powered Units Open top service doorConnecting The Battery Connect negative − cable last Installing Exhaust PipeConnecting Or Replacing the Battery + −Stop engine Connecting to Weld Output TerminalsTools Needed Correct Installation Work Weld Output TerminalSelecting Weld Cable Sizes − Operating the Welding Generator Front Panel ControlsLoaded Cold Weather Engine OperationInfrequently Frequently LoadedWork Clamp Electrode Holder Typical Stick Welding Connections And Control SettingsTypical Settings For 7018 1/8 in Electrode Tools Needed 3/4Fine Control, Weld Process switch Settings Quick connector Typical MIG Welding Connections And SettingsSolid Wire Applications Be sure to use the correct size weld cables see SectionSelf-Shielded Flux Core Wire Applications Fine Control, Weld Process switch SettingsWork Typical Settings For 4043Aluminum On 1/8 in Material Lines and may not suit all applications Cables see SectionGenerator Power Receptacles − Operating Auxiliary EquipmentCurrent Available in Amperes 240 Simultaneous Weld And PowerWiring Optional 240 Volt Plug Receptacle200 Routine Maintenance Robin-Powered Units100 500Maintenance Label Robin-Powered Units Servicing Air Cleaner Robin-Powered Units Overload Protection Robin-Powered UnitsStop engine. Disconnect negative − battery cable Stop engine and let cool Oil Fill Oil CheckFull Oil Drain Valve 2 ID x 7 in Hose Oil FilterTurn idle speed screw for fine adjustments Adjusting Engine Speed Robin-Powered UnitsIdle Speed Adjustment Weld/Power Speed AdjustmentServicing Optional Spark Arrestor Robin-Powered Units Material Thickness Reference ChartRoutine Maintenance Kohler-Powered Units Hours Nl Weld Cables ~ Slip Rings Nl Brushes OM-4419Maintenance Label Kohler-Powered Units Servicing Air Cleaner Kohler−Powered Units Close valve and valve cap before adding oil Full Stop engine and let cool Oil Drain Valve2 ID x 7 in Hose Oil Filter Up fuelAdjusting Engine Speed Kohler-Powered Units Turn idle speed screw for fine ad- justmentsOverload Protection Kohler-Powered Units Servicing Optional Spark Arrestor Kohler-Powered UnitsGenerator Power Troubleshooting − TroubleshootingWelding Troubleshooting Trouble RemedyEngine Troubleshooting Check receptacle wiring and connectionsCheck fuel level Recommended Spare Parts − Parts ListSwitch S2, and throttle solenoid TS1 Recommended Spare Parts− Electrical Diagrams Circuit Diagram For Welding Generator228 460-A Grounding Generator To Truck Or Trailer Frame − Generator Power GuidelinesSelecting Equipment Electrically Bond GeneratorUse ground device as stated in electrical codes Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Amperes x Volts = WattsIndustrial Motors Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Farm/Home Equipment Rating Starting Watts Running WattsApproximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running WattsSingle-Phase Induction Motor Starting Requirements Power Required To Start MotorHow Much Power Can Generator Supply? KVA/HP x HP x 1000 / Volts = Starting AmperageTypical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible Stick Welding Procedure Weld current starts when electrode touches work- piece− Stick Welding Smaw Guidelines Electrode and Amperage Selection Chart Striking an Arc − Scratch Start TechniqueStriking an Arc − Tapping Technique Positioning Electrode Holder Poor Weld Bead CharacteristicsGood Weld Bead Characteristics 10-30 9090Conditions That Affect Weld Bead Shape Electrode Movement During WeldingTee Joint Butt JointsLap Joint Or LessWeld Test Troubleshooting − PorosityTroubleshooting − Excessive Spatter Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Excessive Penetration Troubleshooting − Burn-Through Troubleshooting − Waviness Of BeadTroubleshooting − Distortion − MIG Welding Gmaw Guidelines Holding And Positioning Welding GunPush Perpendicular Drag Short Normal LongSlow Normal Fast Gun Movement During Welding 15-7 Troubleshooting − Excessive Spatter 15-8 Troubleshooting − Porosity15-9 Troubleshooting − Excessive Penetration Lack Of Penetration − shallow Fusion between weld metalImproper joint preparation Unsteady hand Support hand on solid surface or use two hands Common MIG Shielding Gases ApplicationFillet Page Service Your distributor also givesSupport For assistance in filing or settling claims, contact To locate a Distributor or Service Agency visitMiller Electric Mfg. Co Your distributor and/or equipment manufacturer’s