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Hyundai

03

MMA-

100/120/140/160/180/200

Hot work piece may cause severe scalding.

  

Do not contact hot work piece with bare hands.

  

Cooling is needed during continuous use of the welding torch.

Magnetic fields affect cardiac pacemaker.

  

Pacemaker users should be away from the welding spot before medical consultation.

Moving parts may lead to personal injury.

  

Keep yourself away from moving parts such as fan.

  

All doors, panels, covers and other protective devices should be closed during operation.

Please seek professional help when encountering machine failure.

  

Consult the relevant contents of this manual if you encounter any difficulties in installation and operation.

   

Contact the service center of your supplier to seek professional help if you still cannot fully understand after 
reading the manual or still cannot solve the problem according to the manual.

Advanced DC inverter technology

  

High inverter frequency greatly reduces the volume and weight of the welder.

   

Great reduction in magnetic and resistance loss obviously enhances the welding efficiency and energy 
saving effect.

  

Switching frequency is beyond audio range, which almost eliminates noise pollution.

Leading control mode

   

Advanced control technology meets various welding applications and greatly improves the welding    
performance.

  

It can be widely used in acid and basic electrode welding.

  

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.

2. General Description

Summary of Contents for 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 EN...

Page 2: ...r 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...

Page 3: ...200 Safety General Description Main Parameters Electric Block Diagram Operation Control and Description Installation Debugging and Operation Caution Maintenance Troubleshooting Exploded Drawing 2 3 4...

Page 4: ...earing wet gloves clothes Make sure that you are insulated from the ground and work piece Make sure that your working position is safe Smoke gas may be harmful to health Keep the head away from smoke...

Page 5: ...eek professional help if you still cannot fully understand after reading the manual or still cannot solve the problem according to the manual Advanced DC inverter technology High inverter frequency gr...

Page 6: ...VA 3 8 4 7 5 6 6 6 7 7 9 Rated Input Current A 17 21 26 30 35 41 Rated Output Current Voltage 100A 24 0V 120A 24 8V 140A 25 6V 160A 26 4V 180A 27 2V 200A 28 0V Output Current A 10 100 10 120 10 140 10...

Page 7: ...Hyundai 05 MMA 100 120 140 160 180 200 4 Electric Block Diagram...

Page 8: ...model optional 4 Power LED To indicate the power Power LED on indicates that the power switch of the machine is on 5 Overheating LED To indicate overheating Overheating LED on indicates that the temp...

Page 9: ...d for safety purpose The connection as mentioned above in 6 1 4 and 6 1 5 is DCEP connection Operator can choose DCEN connection according to work piece and electrode application requirement Generally...

Page 10: ...e machine so please note 1 Ventilation High current passes when welding is carried out thus natural ventilation can not satisfy the machine s cooling requirement Maintain good ventilation through the...

Page 11: ...including that between the connections and that between the connection and the enclosure Only when there are no abnormal phenomena anymore then the machine can be used 5 Check periodically whether th...

Page 12: ...ne If any reconnect Turn on the machine the power LED is on the fan works but no welding output 1 Check if any loose contact exists inside the machine 2 Open circuit or loose contact occurs at the joi...

Page 13: ...3 Output current adjustment knob 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...

Page 14: ...R MMA WELDER MODEL MMA 100 120 140 160 180 200 Satisfies the requirements of the Council Directives EC Low voltage directive 2014 35 EU EC Directive of Electromagnetic Compatibility 2014 30 EU RoHS Di...

Page 15: ......

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...

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