Hobart Welding Products OM-474 manual Volt-Ampere Curves, DC Volts CC/DC Standard, Min-65

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3-7. Volt-Ampere Curves

DC Volts

A. CC/DC (Standard)

100

 

 

Ranges: 190–Max

80

110–270

85–210

 

 

55–110

 

Min–65

60

 

40

20

0

0

100

200

300

400

500

600

700

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

DC Amperes

AC Volts

B. CC/AC (Models with Optional Polarity/AC Selector Switch)

100

80

60

40

20

0

0

100

200

300

400

500

600

700

AC Amperes

C. CV/DC (Models with Optional CV-3 Module)

rsb13.1 12/94 – ST-184 477-A / ST-184 475-A / ST-184 480-A

OM-474 Page 13

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Contents Processes OM-474Description JulyFrom Hobart to You Table of Contents Page Arc Welding Hazards Symbol UsageElectric Shock can kill ARC Rays can burn eyes and skinEngine Hazards Moving Parts can cause injury Battery Explosion can BlindEngine Exhaust Gases can kill Engine Heat can cause fireEMF Information Principal Safety StandardsRadiation can cause interference ARC Welding can cause interferenceConsignes DE Sécurité Lire Avant Utilisation Signification des symbolesUN Choc Électrique peut tuer LES Fumées ET LES GAZ peuvent être dangereuxDES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un in- cendie ou une explosionDES Pièces Chaudes peuvent provoquer des brûlures graves LE Bruit peut affecter l’ouïe’EXPLOSION DE LA Batterie peut DES Organes Mobiles peuvent provoquer des blessuresLA Chaleur DU Moteur peut pro- voquer un incendie LA Chute DE L’APPAREIL peut blesserInformation sur les champs électromagnétiques Principales normes de sécuritéLE Soudage À L’ARC risque de provoquer des interférences Consignes relatives aux stimulateurs cardiaquesSymbols And Definitions SpecificationsWeld, Power, And Engine Specifications DefinitionsDimensions Dimensions, Weights, And Operating AnglesWeight Fuel ConsumptionDuty Cycle And Overheating AC Auxiliary Power60% Duty Cycle At 350 Amperes Minutes Welding12.5 KVA/KW Three-Phase Auxiliary Power Plant No Weld Load Optional AC Power Plant Curves5 KVA/KW Single-Phase Auxiliary Power Plant No Weld Load DC Volts CC/DC Standard Volt-Ampere CurvesAC Amperes CV/DC Models with Optional CV-3 Module 100 Ranges 190-Max 110-270Connecting The Battery InstallationInstalling Welding Generator Temperatures below 0 F -18C 13 mm Full Diesel Valve Open Installing MufflerEngine Prestart Checks Do not use gasoline. Gasoline will damage engineSelecting Weld Cable Sizes Connecting To Weld Output Terminals100 ft 30 m Or Less 10 100% Duty CycleTerminal Strip 3T Connections Optional Remote 14 Receptacle RC3 Information Optional, See SectionSocket Information Stop engineFront Panel Controls See Section Operating Welding GeneratorDo not switch under load Ampere Range SwitchDescription Of Front Panel Controls See Section Stop engine and fix trouble if either warning light goes onExample Combination remote amperage control Remote Control OptionalVolt Duplex And Optional Gfci Receptacles Operating Auxiliary EquipmentOpen Contact Volt Duplex Receptacle OptionalFront Connecting Optional Auxiliary Power PlantSet Engine Control switch to Run when using auxiliary power Maintenance and Troubleshooting Maintenance Label Do not clean housing with air hose Servicing Air CleanerTo Clean air filter Stop engine and let cool Servicing Fuel SystemTo drain water from fuel system To replace fuel filterEngine Speed No Load Adjusting Engine SpeedIdle Speed Adjustment Changing Engine Oil And Filter If any fuse or circuit breaker Overload ProtectionTroubleshooting Inspecting And Cleaning Optional Spark Arrestor MufflerWelding Trouble RemedyAuxiliary Power Check engine control switch, and replace if necessary Coolant temperature gets too high see SectionEngine See engine manualOM-474 Circuit Diagram For Welding Generator For Standard Models Electrical DiagramsOM-474 193 989-B Wetstacking RUN-IN ProcedureLoad Bank Run-In Procedure Using Load BankDo not touch hot exhaust Run-In Procedure Using Resistance GridBank/grid From flammablesGrounding Generator To Truck Or Trailer Frame Auxiliary Power GuidelinesSelecting Equipment How Much Power Does Equipment Require? Grounding When Supplying Building SystemsEarth ground if supplying Use ground device as stated in electrical codesApproximate 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 WattsContractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor EquipmentHow Much Power Can Generator Supply? Power Required To Start MotorSingle-Phase Induction Motor Starting Requirements KVA/HP x HP xWelding Generator Auxiliary Power output circuit Typical Connections To Supply Standby PowerItem 4 is not necessary if circuit Protection is already presentCurrent Load Watts Amperes Selecting Extension Cord Use Shortest Cord Possible101 102 105 104 103 Parts List65 66 Includes Items Dia Part Description Mkgs Quantity PLG9,RC9 PC4 Control Box w/Components Control Box w/Components -4 ItemGenerator Generator -1 Item Panel, Front w/Components Panel, Front w/Components -1 Item Page Support ServiceCall Contact your Distributor forHobart Welding Products