Miller Electric Big Blue 400P manual Single-Phase Generator Power Three-Phase Power Connection

Page 41

8-2. Connecting To Optional Three-Phase Generator (CC/CV Models Only)

 

 

 

. Place Process/Contactor switch

 

 

 

in Weld Terminals Always On -

 

 

 

Stick position when using three-

Single-Phase Power Connection

1

2

phase generator (see Section

7-3).

Single-Phase Generator Power

Three-Phase Power Connection

Y Close panel opening if no connections are made to generator.

AC

Single

Three

Phase

Phase

Output

 

1

3

Volts

120/240

240

 

 

 

Amps

50

36

KVA/KW

12

15

Frequency

60 Hz

Engine Speed

1850 RPM

 

 

 

Lead 42 connects to GROUND stud on front of unit.

Jumper 42 is connected to 90 at factory.

93

1120/240 V 50 A Receptacle RC5

RC5 is connected to the optional three-phase generator and supplies 60 Hz single-phase power at weld/ power speed. Maximum output from RC5 is 12 kVA/kW. Power available at RC5 is reduced when welding.

2 Supplementary Protector CB7

Supplementary Protector CB7 pro- tects single-phase receptacle RC5 and the load wires from overload. If CB7 opens, all generator output stops and the receptacle does not work.

Three-Phase Generator Power

YStop engine.

YPower and weld outputs are live at the same time. Discon- nect or insulate unused cables.

.Have qualified person install ac-

cording to circuit diagram and Generator Power Guidelines (see Section 12).

Remove generator power panel mounting screws. Tilt panel forward.

Remove plug before inserting leads. Reinstall bushing.

5

Rear Of Panel

913 Lead 93

4 Lead 92

 

90

5

Lead 91

 

 

 

92

6

Lead 42 (Circuit Grounding

4

 

Lead)

 

 

 

 

7

Lead 90 (Neutral)

6

7

9

8

91

92

93

240V

120V

1-Phase

120V

 

 

240V

240V

3-Phase

 

240V

3

2

12

10

11

Y Close panel opening if no connections are made to generator.

Tools Needed:

8Isolated Neutral Terminal

9Jumper Lead 42

10Grounding Terminal

Jumper 42 is connected to lead 90 at factory. Jumper 42 may be discon- nected from neutral to meet applica- ble electrical codes.

Lead 42 connects to front panel Ground stud.

11User-Supplied Leads

12Supplementary Protector CB7 User Terminals

Connect user-supplied leads to ter- minals on CB7 and to the isolated neutral terminal and grounding termi- nal as necessary.

.Supplementary protector CB7

protects single-phase receptacle RC5 and the load wires from overload. If CB7 opens, all gener- ator output stops and the recep- tacle does not work.

Reinstall generator power panel.

Ref. 197 399 / 802 332-E / 803 655

OM-4421 Page 35

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Contents Processes OM-4421215 075NDescription File Engine DriveFrom Miller to You Table of Contents − Maintenance & Troubleshooting Decrot9/06 DirectivesStandards Decrotsound6/05 Manufacturer European Contact Notified BodyArc 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’ouïe’EMPLOI Excessif peut ’AIR Comprimé peut provoquer des blessuresLE Surchauffement peut endom- mager le moteur électrique LES Étincelles Volantes risquent de provoquer des blessuresPour les moteurs à essence LE Soudage À L’ARC risque de provoquer des interférencesPour les moteurs diesel Boulevard, Rexdale, Ontario, Canada M9W 1R3 téléphoneStd − Definitions− 50 h Std OM-4421 Manufacturer’s Rating LabelsCC Models CC/CV Models CC Export Models Symbols And Definitions Dimensions, Weights, And Operating Angles − SpecificationsWeld, Power, And Engine Specifications Volt-Ampere Curves For CC Models MIG Mode Stick ModeTIG Mode Volt-Ampere Curves For CC/CV ModelsExceeding duty cycle can damage unit and void warranty Curve shows typical fuel use under weld or power loadsFuel Consumption Duty Cycle And OverheatingOptional 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 − InstallationLocation/Airflow Clearance Grounding1Using Lifting Eye Supporting The Unit Mounting Welding GeneratorMounting Surface To Bolt Unit In PlaceStop engine and let cool Installing Exhaust PipeTools Needed 1/2 Connecting The Battery Activating The Dry Charge Battery If ApplicableDo not overfill battery cells For 30 MinutesEngine Prestart Checks Coolant Recovery TankFull Capacity Engine 9.5 qt 9.01L Diesel Hot Full Cold FullStick and TIG Welding Connecting To Weld Output TerminalsMIG and Fcaw Welding Stop engine150 ft 200 ft 250 ft Selecting Weld Cable Sizes350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m Stop engine beforeSocket Connecting To Remote 14 Receptacle RC14 On CC/CV ModelsFront Panel Controls For CC Models See Section − Operating Welding Generator − CC ModelsDo not switch under load To Start Do not use ether. Using ether voids warrantyEngine Starting Controls Engine Gauges And MetersExample Combination Remote Amperage Control Stick Remote Amperage Control On CC Models OptionalWeld Control/Arc Condition Information Label OM-4421 Front Panel Controls For CC/CV Models See Section − Operating Welding Generator − CC/CV Models14 AC/DC Voltmeter Optional Use switch to select weld amperage rangeVoltage/Amperage Adjust Switch And Remote 14 Receptacle Process/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 EquipmentClose panel opening if no connections are made to generator Single-Phase Generator Power Three-Phase Power ConnectionRear Of Panel Supplementary Protector CB2 Supplementary Protector CB3 Optional Generator Power Receptacles240 V 15 a AC South African Receptacle RC1 Maintenance Label − Maintenance & TroubleshootingRoutine Maintenance Checking Generator Brushes By the warranty Servicing Air CleanerTo clean air filter Do not clean housing with air hoseTools Needed 3/8 Inspecting And Cleaning Optional Spark Arrestor MufflerStop engine and let cool. Reinstall cleanout plug Weld/Power Speed Adjustment Adjusting Engine SpeedEngine Speed No Load Standard Model Idle Speed Ad- justmentServicing Fuel And Lubrication Systems Overload Protection Welding − CC Models TroubleshootingWelding − CC/CV Models Optional Three-Phase Generator Power CC/CV Models Only Standard Generator PowerEngine OM-4421 Circuit Diagram For CC Welding Generator − Electrical Diagrams223 522-B Circuit Diagram For CC/CV Welding Generator 223 523-B Welding Generator − RUN-IN ProcedureWetstacking 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-inGrounding Generator To Truck Or Trailer Frame − Generator Power GuidelinesSelecting Equipment How Much Power Does Equipment Require? Grounding When Supplying Building SystemsEarth ground if supplying Amperes x Volts = WattsApproximate 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 x 1000 = Starting AmperageTypical Connections To Supply Standby Power Current Load Watts Amperes Selecting Extension Cord Use Shortest Cord Possible− Parts List 93 −6 105 104 100 101 102 103 Main Assembly 010 Figures 13-2 Figures 13-4 Control Box Assembly − CC Models 087 Control Box Assembly − CC/CV Models -1Item Control Box Assembly − CC/CV ModelsTD1 214 3634 Panel, Front w/Components − CC ModelsPanel, Front w/Components − CC Models -1Item 40 39 Panel, Front w/Components − CC/CV ModelsPanel, Front w/Components − CC/CV Models -1Item 170 Generator -1Item Generator602 SCREW, .312−18x .75 hexwhd.66d stl pld slffmg tap−rw 601 Main Rectifier Assembly Wiring Harnesses PLG4 Harness, receptacle auxiliary power export models includesPage Support ServiceYour distributor also gives 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

Big Blue 500 X, Big Blue 400P specifications

Miller Electric has long been a trusted name in the welding industry, and their generators, particularly the Big Blue 400P and Big Blue 500 X, stand out for their performance, reliability, and innovative technologies. These portable diesel welding generators cater to a wide range of applications, from construction sites to industrial fabrication.

The Big Blue 400P is designed for heavy-duty utilization, offering a powerful output of 400 amps at a duty cycle of 60%. It features a dependable Kohler engine that not only provides ample power but also contributes to its efficient fuel consumption, making it an economical choice for extended work sessions. The Big Blue 400P comes equipped with Auto-Stop technology, which automatically turns off the machine when not in use, conserving fuel and extending engine life. This feature showcases Miller's commitment to user-friendly designs that enhance both efficiency and sustainability.

On the other hand, the Big Blue 500 X takes performance up a notch with an impressive 500 amps output and a 60% duty cycle. It is powered by a high-efficiency Yanmar engine that ensures top-notch performance even in the most demanding conditions. This generator is equipped with Miller's X-CASE design, which features a rugged weather-resistant enclosure that protects internal components from harsh environmental conditions, ensuring durability and extended lifespan.

Both machines integrate advanced technologies such as Smart Tech, which optimizes the generator's output based on the specific demands of the welding process. This technology helps maintain a stable arc, enhancing welding quality and consistency. Additionally, both models feature the Auto Remote Start, allowing for quick operations without manual intervention, further advancing ease of use.

The versatility of the Big Blue 400P and 500 X is evident in their ability to perform a variety of welding processes, including Stick, MIG, and TIG. They are equipped with multiple outputs, allowing simultaneous powering of tools and auxiliary equipment, making them indispensable for professionals who need adaptability on the job.

Overall, the Miller Electric Big Blue 400P and 500 X embody the quality, performance, and innovative technologies that Miller Electric is known for. Their robust capabilities, coupled with user-friendly features, make these generators ideal for demanding applications in various industries, ensuring that welders can achieve excellent results, no matter the challenges faced on site.
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