Lincoln Electric DC-400 specifications 4OPERATIONB-4, Earth Ground Connection

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B-4OPERATIONB-4

MODE SWITCH

Do not switch if output voltage or current is present.

Constant Voltage (Submerged Arc Welding)

Constant Voltage (Flux cored arc welding, gas metal arc welding).

Constant Current (shield metal arc welding, gas tung- sten arc welding).

WARNING IDENTIFICATION

Warning Identification

EARTH GROUND CONNECTION

Signifying the Earth (Ground) Connection

DC-400

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Contents RED-D-ARC DC-400 10699 11038 11085 11128 11347Safety California Proposition 65 WarningsElectric Shock can kill Welding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTable of Contents Section E ViiSection D Installation Technical Specifications DC-400Output Maximum Open Circuit Voltage Auxiliary Power Height Width Depth WeightMachine Load Cable400A 100% 500A 50% Duty Lengths CycleRemote Control Adapter Cable K864 Multiprocess Switch K804-1 Multiprocess Switch Connection and Operation Purpose Connection of DC-400 to LN-22 or LN-25Design OperationAuxiliary Power Connections Remote Control ConnectionsCase Features Output ConnectionsMachine & Circuit Protection Thermal Protection Light Multiprocess Switch STICK, TIG or AIR/CARBON ARC Operation Electric Shock can killARC Control Switch Output Terminals SwitchVoltmeter Switch Rating Plate ARC Force Control DialIP21 Degree of protection provided by the enclosureSignifying the Earth Ground Connection DC-400 4OPERATIONB-4Earth Ground Connection Recommended Processes & Equipment Power Source Operation Voltmeter SwitchDuty Cycle and Time Period Duty Cycle Amps VoltsARC Force Control Dial Effective only in CC mode ARC Control Switch Effective only in CV FCAW/GMAW modeFront View of 14-PIN Connector Receptacle PIN Lead no FunctionTerminal Strip Connections Machine and Circuit ProtectionField Installed Options AccessoriesFactory Installed Options HI-FREQUENCY KIT K799 Codes 8634 and Above only Undercarriages K817, K817R, K8411MAINTENANCED-1 Routine MaintenanceTroubleshooting HOW to USE Troubleshooting GuideContact your local Authorized Field Service Facility Output Control Local Service Facility Your local Authorized FieldProcedure for Replacing PC Boards Connecting the Remote Control to the MachineFault Protection Operation Power I/0 Switch CheckRemote Control Check Power Diode TestPower Rectifier Bridge Assembly Checking Procedure Power Silicon Controlled Rectifier TestDiagrams Wiring Diagram for CodeWiring Diagram for Code 10699 and Above Pasted inside Number11085, 11128 Power Rectifier Bridge Diagram Dimension Print Type M12244-7 DC-400 32.00 15.39 30.92 30.02 +.11DC-400 Precaucion Warnung

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