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LOTOS TIG200-DC User Manual

LOTOS TIG200-DC
14 pages
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LOTOS TIG200-DC
TIG/Stick Welder
www.uwelding.com
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LOTOS TIG200-DC Specifications

General IconGeneral
Output Current Range10-200A
Duty Cycle60% at 200A
Protection ClassIP21S
Insulation ClassF
Efficiency85%
Power Factor0.73
Input Voltage220V
Input Current30A
Welding ProcessTIG (DC), Stick

Summary

Safety Warnings

Electric Shock Hazards

Warnings and precautions regarding electric shock hazards during operation.

Gas and Radiation Hazards

Safety measures for hazardous gases and arc radiation protection.

Fire, Noise, and Malfunction Precautions

Precautions against fire, noise, malfunctions, and specific cautionary notes.

Machine Description

Technical Parameters Table

Installation Instructions

Machine Intake and Gas Connection

Ensuring proper airflow intake and connecting the shielded gas source.

Grounding and Cable Connections

Instructions for correct grounding and connecting welding cables.

Power Cable Connection and VRD Function

Instructions for power cable connection and VRD function for shock protection.

Connection Diagrams

MMA Function Wiring

Diagram showing the MMA welding connection setup.

TIG Function Wiring

Diagram showing the TIG welding connection setup.

Pre-Operation Warning

Critical safety warning before making any connections.

Panel Function Instruction

Control Panel Overview

Identification and description of each control and indicator on the panel.

Interface Connections

Explanation of the various interfaces for welding torch, ground, and remote control.

Operation Instructions

TIG Welding Operation

Detailed procedure for performing TIG welding.

Sticking (MMA) Welding Operation

Detailed procedure for performing MMA (sticking) welding.

Welding Operation Warning

Critical warning about unplugging cables during welding.

Notes and Preventive Measures

Environmental Conditions

Recommended environmental conditions for machine operation.

Safety Norms and Protection

Key safety practices including ventilation, overload, voltage, and grounding.

Troubleshooting Common Issues

Welding Quality Problems

Solutions for black spots and arc striking issues.

Current Regulation Issues

Addresses output current deviations and instability.

MMA Welding Spatter and Polarity

Fixes for excessive spatter and incorrect polarity in MMA.

Maintenance Procedures

Dust Removal and Cleaning

Instructions for regularly cleaning the machine with compressed air.

Internal Component Care

Advice on checking inter-circuits, connectors, and preventing water entry.

Long-Term Storage

Recommendations for storing the machine when not in use.

Before Checking

General Safety Warnings

Critical safety warnings before checking or repairing the machine.

Power and Output Faults

Troubleshooting steps for power indicator, fan, and output issues.

Arc Striking and Indicator Faults

Diagnosing problems with arc striking and indicator lights.

Continued Fault Diagnosis

Abnormal Indicator and Output Faults

Diagnosing abnormal indicators and output problems.

Current Stability and Spatter Issues

Troubleshooting current instability and excessive spatter.

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