Miller Electric Big Blue 302P AC Generator Power Curve, Optional Three-Phase Generator Curves

Page 25

4-7. AC Generator Power Curve

 

150

300

 

 

 

 

 

 

 

125

250

 

 

 

 

 

 

VOLTS

100

200

 

 

 

 

 

 

75

150

 

 

 

 

 

 

AC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50

100

 

 

 

 

 

 

 

25

50

 

 

 

 

 

 

 

0

0

5

10

15

20

25

30

 

 

0

 

 

 

 

AC AMPERES IN 240V MODE

 

 

 

 

0

10

20

30

40

50

60

 

 

 

 

AC AMPERES IN 120V MODE

 

 

The ac power curve shows the gen- erator power in amperes available at the 120 and 240 volt receptacles.

193 018

4-8. Optional Three-Phase Generator Curves

A. 12 kVA/kW Single-Phase AC Output (No Weld Load)

The ac power curves show the gen- erator power available in amperes at the single-phase 120/240 volt re-

 

280

VOLTS

260

240

 

AC

220

 

 

200

 

180

0

20

40

60

AC AMPERES

80

100

ceptacle or three-phase 240 volt terminals.

B.15 kVA/kW Three-Phase AC Output (No Weld Load) 280

VOLTSAC

260

220

 

240

200

180

0

10

20

30

40

50

60

70

AC AMPERES

198 868 / 198 869

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OM-496 Page 19

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Contents Processes OM-496Description From Miller to You Table of Contents 11-2 11-111-3 Standards DirectivesDeccon1 11/02 Deccon1 5/98 Sound Level InformationArc Welding Hazards Symbol UsageEngine Hazards Compressed Air Hazards 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 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’ouïeDES Organes Mobiles peuvent provoquer des blessures ’EXPLOSION DE LA Batterie peutLA Chaleur DU Moteur peut pro- voquer un incendie ’AIR Comprimé peut provoque r des blessuresInformation sur les champs électromagnétiques Principales normes de sécurité− Definitions Starting Instructions + −Hot muffler and exhaust pipes Are possible hazards asCan cause severe burns. Do EngineReturn To Table Of Contents − 50 h Std Manufacturer’s Rating Labels For CE ProductsStd CC Models CC/CV ModelsSymbols And Definitions Weld, Power, And Engine Specifications − SpecificationsDimensions, Weights, And Operating Angles Volt-Ampere Curves For CC Models MIG Mode Stick ModeTIG Mode Volt-Ampere Curves For CC/CV ModelsDuty Cycle And Overheating Fuel ConsumptionOptional Three-Phase Generator Curves AC Generator Power Curve12 kVA/kW Single-Phase AC Output No Weld Load 15 kVA/kW Three-Phase AC Output No Weld LoadInstalling Welding Generator See Sections 5-2And − InstallationLocation Grounding Airflow ClearanceWork like a Pro Using Lifting EyeSupporting The Unit Mounting Welding GeneratorMounting Surface To Bolt Unit In PlaceStop engine and let cool Installing Exhaust PipeWhen electrolyte is low, add Activating The Dry Charge Battery If ApplicableRead and follow all instruc ChargerReinstall cover after connecting battery Connecting The BatteryConnect Negative − Cable Last Engine Prestart Checks Coolant Recovery TankSelecting Weld Cable Sizes Connecting To Weld Output TerminalsRef 862-A / 048 720-K / 802 Socket Connecting To Remote 14 Receptacle RC14 On CC/CV ModelsFront Panel Controls For CC Models See Section − Operating Welding Generator − CC ModelsEngine Indicator Lights To Start Do not use ether. Using ether voids warrantyDo not switch under load Engine Starting ControlsWeld Control/Arc Condition Information Label Remote Amperage Control On CC Models OptionalExample Combination Remote Amperage Control Stick Set weld controls as shown toReturn To Table Of Contents Front Panel Controls For CC/CV Models See Section − Operating Welding Generator − CC/CV ModelsVoltage/Amperage Adjust Switch And Remote 14 Receptacle Use switch to select weld amperage rangeProcess/Contactor Switch Settings Process/Contactor Switch On CC/CV ModelsExample Combination Remote Amperage Control TIG Remote Voltage/Amperage Control On CC/CV Models OptionalVolt And 240 Volt Receptacles − Operating Auxiliary EquipmentAt least once a month, run en Open, contact Factory AuthoRear Of Panel Three-Phase Power ConnectionClose panel opening if no connections are made to generator 240 V 15 a AC South African Receptacle RC1 Optional Generator Power ReceptaclesCircuit Breaker CB2 Circuit Breaker CB3 Maintenance Labels − Maintenance & TroubleshootingFor Non-CE Products Every 8 h Routine MaintenanceEvery 50 h Every 100 hEvery 1000 h Clean/Set InjectorsEvery 2000 h Change FuelBy the warranty Servicing Air CleanerTo clean air filter Do not clean housing with air hoseReinstall cleanout plug Tools Needed Inspecting And Cleaning Optional Spark Arrestor MufflerMaximum Adjusting Engine Speed On Standard ModelsDo not set engine speed higher than specified Close door Tools Needed 10 mmWeld/Power Speed Adjustment Idle Speed AdjustmentEngine Speed No Load Rpm max 61.6 Hz 1250 rpm 41.6 HzServicing Fuel And Lubrication Systems Overload Protection Diagnostic Checks While Running Diagnosing Causes Of Engine Fault ShutdownsCorrect the cause of the shut Down before operatingWelding − CC Models TroubleshootingWelding − CC/CV Models Optional Three-Phase Generator Power CC/CV Models Only Standard Generator PowerEngine Shutdown switch is released Out Wiring harness and componentsTemperature is too high see Sections 5-7and Air in fuel system. See engine manualReturn To Table Of Contents Circuit Diagram For CC Welding Generator − Electrical Diagrams215 296-B Circuit Diagram For CC/CV Welding Generator 215 297-B Wetstacking − RUN-IN ProcedureMent damage may occur Procedure at less than Run-In Procedure Using Load BankStop engine Do not touch hot exhaust From flammables Do not PerformBank/grid Run-In Procedure Using Resistance GridFrom flammables Do not perform run-inHas this symbol − Generator Power GuidelinesSelecting Equipment Grounding Generator To Truck Or Trailer FrameHow 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 xTypical Connections To Supply Standby Power Current Load Watts Amperes Selecting Extension Cord Use Shortest Cord Possible109 111 -4 or − Parts List85 Fig 118Dia Part Mkgs Description Quantity 209 Figures 13-2 Control Box Assembly − CC Models PLG3 Control Box Assembly − CC/CV Models PC7 195 Panel, Front w/Components − CC Models RC13 032 41 40 Panel, Front w/Components − CC/CV ModelsPanel, Front w/Components − CC/CV Models -1Item PC4, PC5 189 Generator -1Item Generator602 SCREW, .312−18x .75 hexwhd.66d stl pld slffmg tap−rw 601 Main Rectifier Assembly Page Page Your distributor also gives ServiceSupport For assistance in filing or settling claims, contact Miller Electric Mfg. CoYour distributor and/or equipment manufacturer’s Transportation Department
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