Stick And MIG Mode Volt-Ampere Curves | Miller Electric 280 NT

. A complete Parts List is available at www.MillerWelds.com

4-9. Stick And MIG Mode Volt-Ampere Curves

A. CC/DC Stick Mode

100

	80
VOLTS	60	3600RPM Max
VOLTS

DC	40	3000RPM Max
DC

Min

0	200	400
		DC AMPERES

B. CV/DC MIG Mode

	35	3600RPM Max
	35
	30	3000RPM Max
		3000RPM Max
DCVOLTS	25
DCVOLTS	15	20V Preset
	20
		Min
	10
	5
	0 0	200	400
		DC AMPERES

The volt-ampere curves show the minimum and maximum voltage and amperage output capabilities of the welding generator. Curves of other settings fall between the curves shown.

600

222 555 / 222 556 / 222 557

OM-4430 Page 17

Page 21

Image 21

Miller Electric 280 NT manual Stick And MIG Mode Volt-Ampere Curves, CC/DC Stick Mode, CV/DC MIG Mode

Contents

Processes OM-4430217 243RDescription File Engine Drive From Miller to You Table of Contents − Maintenance & Troubleshooting Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can cause severe burns Buildup of GAS can injure or kill Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosion Compressed Air Hazards Engine Hazards HOT Parts can cause burns and injury Welding Wire can cause injuryFire or Explosion hazard Falling Unit can cause injury California Proposition 65 Warnings Principal Safety StandardsEMF Information Radiation can cause interference − Consignes DE Sécurité − Lire Avant Utilisation Signification des symbolesUN Choc Électrique peut tuer Indique des instructions spécifiques 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 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 DES Organes Mobiles peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électriqueLES Fils DE Soudage peuvent provoquer des blessures ’EMPLOI Excessif peut Principales normes de sécurité Proposition californienne 65 AvertissementsInformation EMF En ce qui concerne les implants médicaux − Definitions Symbol Definitions Weld, Power, And Engine Specifications − SpecificationsDimensions, Weights, and Operating Angles Description Fuel Consumption While Welding And Using Generator Power Dimensions For Units With Optional Running GearRPM Weld 1800 RPM AC Amperes Generator Power Curve TIG Mode Volt-Ampere Curves Duty Cycle100% Duty Cycle at 280 Amperes DC/CC Stick And MIG Mode Volt-Ampere Curves CC/DC Stick ModeCV/DC MIG Mode Installing Welding Generator − Installation Oil Engine Prestart Checks Replacing The Battery Connecting Or Replacing The Battery+ − Connect negative − cable last Installing Exhaust Pipe Tools Needed 1/2Stop engine and let cool Stop engine Connecting To Weld Output TerminalsFailure to properly connect Damage your machine Remote Receptacle Information Selecting Weld Cable Sizes Front Panel Controls − Operating Welding Generator Cold Weather Engine Operation Description Of Engine Controls See SectionInfrequently Loaded Controlling Engine Speed And Weld/Generator Output Process Switch Settings Process SwitchWire Position Stick Positions TIG Lift-ArcStart Procedure Stick Start Procedure − Scratch Start TechniqueLift-Arc t TIG TIG Electrode Workpiece Min 20 a DC Remote Voltage/Amperage ControlConnect Remote Set Process Stick Welding Only Controlling Engine Speed And Weld/Generator Power Output Hz Generator Power Receptacles And Supplementary Protectors− Operating Auxiliary Equipment Extension cord Variable Frequency Hz Generator Power Receptacle RC3 Press button to reset. If suppleRized Service Agent Receptacle Current Available in Amperes Routine Maintenance − Maintenance & Troubleshooting100 200 Maintenance Label Servicing Optional Spark Arrestor Servicing Air Cleaner Changing Engine Oil, Oil Filter, And Fuel Filter Open left side door Overload Protection Troubleshooting WeldingTrouble Remedy Variable Frequency Generator Power Receptacle RC3 Hz Generator Power Receptacles RC1 And RC2Check receptacle wiring and connections Necessary parts Engine Engine starts but stops when EngineCheck engine charging system according to engine manual Od of time − Parts List Recommended Spare PartsRecommended Spare Parts Circuit Diagram For Welding Generator Models − Electrical Diagrams 232 961-A Selecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame Electrically Bond Generator How Much Power Does Equipment Require? Grounding When Supplying Building SystemsUse ground device as stated in electrical codes Amperes x Volts = Watts Approximate Power Requirements For Farm/Home Equipment Approximate Power Requirements For Industrial MotorsIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running Watts Contractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor Equipment How Much Power Can Generator Supply? Power Required To Start MotorSingle-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 / Volts = Starting Amperage Typical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible SOCKET/WRENCH Selection Table Standard Metric Welding Symbols Page Page Service Your distributor also givesSupport Miller Electric Mfg. Co To locate a Distributor or Service Agency visitFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s

Miller Electric 280 NT Stick And MIG Mode Volt-Ampere Curves, CC/DC Stick Mode, CV/DC MIG Mode

Models: 280 NT

4-9. Stick And MIG Mode Volt-Ampere Curves

A. CC/DC Stick Mode

DC AMPERES

B. CV/DC MIG Mode

DC AMPERES