Hyundai MMA series User Manual

Hyundai MMA series User Manual

Dc inverter welder

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DC INVERTER MMA WELDER
MMA-
100/120/140
160/180/200
User Manual
For Your Safety
Read and understand this manual
before use. Keep this manual for future
reference.
EN

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Table of Contents
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Summary of Contents for Hyundai MMA series

  • Page 1 DC INVERTER MMA WELDER MMA- 100/120/140 160/180/200 User Manual For Your Safety Read and understand this manual before use. Keep this manual for future reference.
  • Page 2 MMA-100/120 MMA-140/160/180/200 We are still constantly improving this welder, therefore, some parts of this welder may be changed in order to achieve the better quality, but the main functions and operations will not be alternated and changed. Your understanding would be greatly appreciated.
  • Page 3: Table Of Contents

    MMA-100/120/140/160/180/200 Table of Contents Safety ................................General Description ............................. Main Parameters ............................Electric Block Diagram ..........................Operation Control and Description ......................Installation Debugging and Operation ......................Caution ................................. Maintenance ..............................Troubleshooting ............................Exploded Drawing ............................Hyundai...
  • Page 4: Safety

    Have a fire extinguisher nearby, and have a trained person to use it. ● Airtight container welding is forbidden ● Must not use the machines for other purposes except welding, such as pipe thawing, battery charging, ● heating. Hyundai...
  • Page 5: General Description

    ● Easy arc starting, less spatter, stable current and good shaping. ● Features of MMA series Efficiency, energy saving, portable, stable arc, high no-load voltage, and with good compensation of arc ● force, are able to meet various welding requirements in field work.
  • Page 6: Main Parameters

    No-load Voltage (V) Rated Duty Cycle (%) Efficiency (%) Power Factor Protection Class IP21S IP21S IP21S IP21S IP21S IP21S Insulation Class * Note: The duty cycle is tested at 40°C has been determined by simulation. 3.2 Output characteristic drawing: Hyundai...
  • Page 7: Electric Block Diagram

    MMA-100/120/140/160/180/200 4. Electric Block Diagram Hyundai...
  • Page 8: Operation Control And Description

    (6) Output current adjustment knob: To adjust the output current. Back panel (see Figure 2) ● (7) Fan (8) Power switch: Power ON/OFF switch. (9) Power input: Power input cable. Figure 1 Figure 2 Hyundai...
  • Page 9: Installation Debugging And Operation

    4) Preset the welding current according to the type and size of the electrode, clip the electrode and then welding can be carried out by short circuit arc starting. For welding parameters, please refer to the table in next page. Hyundai...
  • Page 10: Caution

    4) A sudden halt may occur while the machine is of overload status. Under this circumstance, it is unneces- sary to restart the machine. Remain the built-in fan working to lower the temperature inside the machine. Hyundai...
  • Page 11: Maintenance

    To return your used device, please use the return and collection systems or contact the retailer where the product was purchased. They can take this product for environmental safe recycling. Hyundai...
  • Page 12: Troubleshooting

    The rated current of the electrode holder is smaller than its actual working The electrode holder becomes very hot. current. Replace it with a bigger rated current. Excessive spatter in MMA welding. The output polarity connection is incorrect. Exchange the polarity. Hyundai...
  • Page 13: Exploded Drawing

    4. Power LED & Overheating LED Indicator 5. Quick Connectors 6. Front Panel 7. PCB 8. Back Panel 9. Cable Fastener 10. Power Switch 11. Plastic Cover (Optional, only for Plastic Model *P) 12. Fan Net 13. Fan 14. Connector 15. Bottom Plate Hyundai...
  • Page 14 DC Inverter MMA Welder HyuNDAI Declaration Conformity 2016 We : HyuNDAI Corporation 25, Yulgok-ro 2-gil, Jongno-gu, Seoul 03143 Korea Declare that the product detailed below : DC INVERTER MMA WELDER MODEL : MMA-100/120/140/160/180/200 Satisfies the requirements of the Council Directives :...
  • Page 16 HyuNDAI Corporation 25, Yulgok-ro 2-gil, Jongno-gu, Seoul 03143, Korea, Post Code : 03143 82 2 390 1114 www.hyundaicorp.com Copyright 2016 HYUNDAI Corporation All rights reserved. Made in P.R.C...

This manual is also suitable for:

Mma-100Mma-120Mma-140Mma-180Mma-160Mma-200

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