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Stealth DIGI-ARC 160PFC MV Operator's Manual

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DIGI-ARC 160PFC MV
Part No. 9022H
OPERATOR'S
MANUAL

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Summary of Contents for Stealth DIGI-ARC 160PFC MV

  • Page 1 DIGI-ARC 160PFC MV Part No. 9022H OPERATOR’S MANUAL...
  • Page 2 STEALTH DIGI-ARC 160PFC MV IMPORTANT Read this Owner’s Manual completely before attempting to use this equipment. Save this manual and keep it handy for quick reference. Pay particular attention to the safety instructions provided for your protection. Contact your distributor if...

  • Page 3: Table Of Contents

    STEALTH DIGI-ARC 160PFC MV CONTENTS 1. SAFETY SIGNAL EXPLANATION ARC WELDING DAMAGE ELECTRIC AND MAGNETIC FIELDS INFORMATION 2. SUMMARY BRIEF INTRODUCTION WORKING PRINCIPLE VOLT-AMPERE CHARACTERISTIC 3. INSTALLATION AND ADJUSTMENT PARAMETERS DUTY CYCLE AND OVER-HEATING WELDING POLARITY CONNECTION 3.3.1 MMA 3.3.2 TIG 4.

  • Page 4: Safety

    §1 SAFETY operation after taking several necessary protection measures. STEALTH DIGI-ARC 160PFC MV §1.2 Arc Welding Damage §1.1 Signal Explanation 1. SAFETY — The following signals and word explanations are to some damages for your body or o on the welding operation. While seeing these, please remind of yourself or others to be d Signal Explanation —...
  • Page 5 Limit Values using local exhaust or mechanical ventilation. In confined spaces or circumstances, outdoors, a respirator may be required. Additional precautions are also requ STEALTH DIGI-ARC 160PFC MV • When welding, keep your head out of fumes. Use enough ventilation and/or exhaust welding on galvanized steel.
  • Page 6 “cleaned”. — Vent hollow castings or containers before heating, cutting or welding. They may explode. STEALTH DIGI-ARC 160PFC MV — Sparks and spatter are thrown from the welding arc. Wear oil free protective garments suc adjacent areas.

  • Page 7: Electric And Magnetic Fields Information

    STEALTH DIGI-ARC 160PFC MV Electric and Magnetic Fields • Electric current flowing through any conductor causes localised Electric and Magnetic Fields (EMF). The discussions of the effect of EMF is ongoing globally. Up to now, there is no material evidence that EMF has any adverse effects on health.

  • Page 8: Summary

    STEALTH DIGI-ARC 160PFC MV SUMMARY Brief Introduction The DIGI-ARC 160PFC MV welding machine features the latest Pulse Width Modulation (PWM) technology and Insulated Gate Bipolar Transistor (IGBT) power module, which can change work frequency to medium frequency so as to replace the traditional large transformer with a medium frequency transformer –...

  • Page 9: Working Principle

    The working principle of ARC160/200 PFC MV welder is shown as the following fi parameter can be adjusted continuously and steplessly to meet with the requirements of welding STEALTH DIGI-ARC 160PFC MV Single phase 110V/220Vwork frequency (50/60 Hz) AC is rectified into DC, then by PFC c craft.

  • Page 10: Installation And Adjustment

    STEALTH DIGI-ARC 160PFC MV INSTALLATION AND ADJUSTMENT Parameters DIGI-ARC 160 PFC MV Power Supply Voltage (V) Frequency (Hz) 50/60 Rated Input Current (A) 15.8 24.4 15.7 22.9 Rated Input Power (Kw) Power Factor 0.99 10~90 10~160 Welding Current Adjustment Range (A) Maximum No Load Voltage (V) 14.5...

  • Page 11: Duty Cycle And Over-Heating

    §3.2 Duty cycle & Over heat machine can work continuously within a certain STEALTH DIGI-ARC 160PFC MV time (10 minutes). The rated duty cycle means the The letter “X” stands for duty cycle, which is...

  • Page 12: Tig

    STEALTH DIGI-ARC 160PFC MV INSTALLATION AND ADJUSTMENT 3.3.2 TIG §3.3.2 TIG GM-2000 When in TIG operation, the ● When TIG operation, ARC160 shielded gas is fed directly into the shielded gas is inputted to the welding gun in readiness to welding gun directly, for the lift arc process.

  • Page 13: Operation Control And Connectors

    §4 Operation control and connectors STEALTH DIGI-ARC 160PFC MV OPERATION – CONTROL AND CONNECTORS §4.1 Layout for front & rear panel Machine Controls Conversion switch: Select (up) – MMA Conversion switch: Choose (up), MMA; Select (middle) – VRD MMA Choose (middle) , VRD MMA;...

  • Page 14: Welding Curent Adjustment

    Welding current range is 10~160/200A. §4.3 Welding operation use knocking way. The DIGI-ARC 160PFC MV has a welding current pre-setting function that displays the §4.3.1 Striking arc way the amperage and allows for accurate parameters and adjustment. l Knocking arc: take the electrode upright to touch the workpiece, after forming...

  • Page 15: Electrode Selection

    T joint STEALTH DIGI-ARC 160PFC MV §4.4.2 Electrode selection 4.4.2 Electrode selection The electrode diameter selection is based on the workpiece thickness, welding Electrode diameter selection is based on the workpiece thickness, welding position, joint form, welding layer, etc. Please refer to the following table.
  • Page 16 Welding parameters are not suitable, or the penetration Choosing the suitable welding current & speed assembly is not good STEALTH DIGI-ARC 160PFC MV Improve the operation skill of welders The welder’s operation skill is lower The welding thermal input is too low...

  • Page 17: Operation Environment

    STEALTH DIGI-ARC 160PFC MV Operation Environment • Height above sea level below 1000m • Operation temperature range: –10ºC~+40ºC • Relative humidity below 90% (+20ºC) • Preferably site the machine above floor level with the maximum angle not exceeding 15º. • Protect the machine against heavy rain, hot environments and direct sunshine •...

  • Page 18: Maintenance & Troubleshooting

    STEALTH DIGI-ARC 160PFC MV MAINTENANCE & TROUBLESHOOTING Maintenance In order to guarantee that an arc welding machine works efficiently and safely, it must be maintained regularly. Read and understand the maintenance methods and regularly carry out safety checks. Make any repairs as required in order to extend the service life of the welding machine.

  • Page 19: Troubleshooting

    STEALTH DIGI-ARC 160PFC MV DATE MAINTENANCE CHECKS Monthly Use dry compressed air to clear the inside of arc welding machine. Pay examination particular attention to clear any dust on radiator, main voltage transformer, inductance, IGBT module, the fast recover diode and PCB, etc.
  • Page 20 MAINTENANCE AND TROUBLESHOOTING STEALTH DIGI-ARC 160PFC MV If there are some simple troubles of ARC 160/200 PFC MV welding machines, you can consult the If there are minor problems with the DIGI-ARC160PFC MV welding machine, consult following overhauling chart: the following chart:...

  • Page 21: Main Electrical Diagram

    MAINTENANCE AND TROUBLESHOOTING STEALTH DIGI-ARC 160PFC MV §5.3 Electrical principle drawing Main Electrical Diagram...

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