Lincoln Electric DC-400 Output Terminals Switch Rating Plate, ARC Force Control Dial, Mode Switch

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OPERATION

 

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OUTPUT TERMINALS SWITCH

RATING PLATE

 

 

 

 

 

 

Output (Voltage)

 

 

 

Three Phase Power

 

 

 

 

 

On

 

 

 

Transformer

 

 

 

 

 

 

 

 

 

Remote On/Off

 

 

 

 

 

 

 

 

 

Rectifier

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ARC FORCE CONTROL DIAL

 

 

 

 

 

 

 

 

 

Rectified DC Output

 

 

 

 

 

 

 

Shielded Metal Arc

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Welding

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Constant Voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Characteristic

 

 

 

 

 

 

 

Gas Tungsten Arc

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Welding

MODE SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Arc Force Current

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Do not switch if

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

output voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

or current is

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

present.

 

 

 

 

 

 

 

Increase/Decrease

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

of Current

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VOLTMETER SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Constant

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Submerged Arc

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Voltmeter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Welding)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Positive Electrode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Constant

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Voltage (Flux

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

cored arc

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

weldin,gas

 

 

 

 

 

 

 

 

Negative Electrode

 

 

 

 

 

 

 

metal arc weld-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ing).

EARTH GROUND CONNECTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C o n s t a n t

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Current (shield

 

 

 

 

 

 

 

 

 

Signifying the Earth

 

 

 

 

 

 

 

metal arc weld-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ing, gas tung-

 

 

 

 

 

 

 

 

 

(Ground) Connection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

sten arc weld-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ing).

 

 

 

 

 

 

 

 

 

IDEALARC® DC-400

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents Idealarc DC-400 Safety Depends on YouSafety Electric Shock can kill Iii Welding and Cutting Sparks can Cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéOn-Line Product Registration Please Examine Carton and Equipment For Damage ImmediatelyTAbLE of Contents Technical Specifications DC-400 Correct Operational USE Safety PrecautionsInput Power Connections FALLING EQUIPMENT can causeRemote Output Control K857 or K857-1 with K864 Adapter Installation of Field Installed OptionsOutput Cable Connections Output CablesK870 Amptrol K843 Amptrol Adapter Installation InstructionsConnections Multiprocess Switch Connection and Operation PurposeConnection of DC-400 to LN-22 or LN-25 DesignSTICK, TIG or AIR/CARbON ARC Multiprocess SwitchELECTRIC SHOCK can kill Safety PrecautionsARC Force Control Dial Output Terminals Switch Rating PlateMode Switch Voltmeter SwitchRating Plate NEMA EW 1 IEC 60974-1Operational Features & Controls General Machine DescriptionRecommended Processes & Equipment Duty Cycle and Time Period Power Source Operation and ControlsFront View of 14-PIN Connector Receptacle ARC FORCE CONTROL Dial Effective only in CC modeARC CONTROL SWITCH Effective only in CV FCAW/GMAW mode OUTPUT TERMINALS SWITCHMachine and Circuit Protection Terminal Strip ConnectionsOutput Connections Auxiliary Power ConnectionsRemote Control Connections Case FeaturesMachine & Circuit Protection Thermal Protection Light TIG Options Factory Installed OptionsField Installed Options Optional EquipmentUndercarriages K817, K817R, K817P K841 Amptrol ADAPTER CAbLE K843HI-FREQUENCY KIT K799 Codes 8634 and AbOVE onlyRoutine Maintenance 1MAINTENANCED-1TROUbLESHOOTING Cause Recommended Course of Action PRObLEMSSymptoms POSSIbLEOutput Control Local TROUbLESHOOTING TROUbLESHOOTING Output Voltage Connecting the Remote Control to the MachineFault Protection Operation Power I/0 Switch CheckPower Silicon Controlled Rectifier Test Power Diode TestPower RECTIFIER bRIDGE ASSEMbLY CHECKING PROCEDUREDiagrams Code is pasted inside Number Wiring Diagram for Codes 10859, 10880,11083 Idealarc DC400 Diagram for Code 9847 Wiring Idealarc DC-400Code is pasted inside Number Idealarc DC-400 Idealarc DC-400 Precaucion Warnung
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Manual 42 pages 56.14 Kb

DC-400 specifications

The Lincoln Electric DC-400 is a versatile and robust DC arc welding power source designed to meet the demands of various industrial applications. Known for its reliability and performance, the DC-400 is ideal for both professional welders and fabrication shops requiring robust equipment that can handle challenging welding tasks.

One of the main features of the DC-400 is its ability to provide a smooth, stable arc, which is essential for achieving high-quality welds. This welding machine is capable of delivering a wide amperage range, typically from 20 to 400 amperes, making it suitable for various welding processes, including MIG, TIG, and Stick welding. The unit's high output capabilities allow it to effectively weld a variety of materials, such as steel, stainless steel, and various alloys.

In terms of technology, the DC-400 integrates advanced power conversion technology that enhances energy efficiency while minimizing heat loss during operation. This not only contributes to lower operating costs but also ensures a longer service life for the machine. The DC-400 features a durable, rugged design, with a robust steel frame that can withstand the rigors of heavy industrial use while providing an IP23 rating for protection against moisture and dust.

Another notable characteristic of the DC-400 is its ease of use. The intuitive controls allow for quick adjustments to settings, enabling welders to easily adapt to different job requirements. The arc characteristics of the DC-400 can be fine-tuned to optimize performance for different welding applications, ensuring consistent results every time.

Moreover, the DC-400 is equipped with built-in safety features such as thermal overload protection, which prevents damage to the machine in case of prolonged operation under heavy loads. This feature enhances the safety of the operator and extends the life of the welding machine.

Overall, the Lincoln Electric DC-400 stands out as a reliable and efficient welding power source. Its combination of high-performance capabilities, advanced technology, and next-level usability makes it a popular choice in the industry. Whether for heavy fabrication, maintenance, or repair work, the DC-400 continues to prove itself as an indispensable tool for professional welders seeking quality and durability in their equipment.