Sweiss SKYARC 2650 FX User Manual

Dc inverter welder – mma/tig

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USER MANUAL
MANUAL DE USUARIO
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 we have provided for your protection. Contact your distributor if you do not fully
understand this manual.
Every SWEISS machine comes with 3 years of limited warranty. However, it is
necessary to take the machine to a free technical checkup every year (the
cost of labor is free, the spare parts will require payment), at any of the
SWEISS AUTHORIZED service centers, at the end of which the warranty will
be extended to the next year. The technical checkup must get done between
11 to 13 months from the purchase, and then 11 to 13 months from the rst
checkup. Not taking the machine to the annual checkup will void the
warranty.
Accessories or consumable parts like ground clamp, electrode holder and
torches ARE NOT COVERED BY WARRANTY, unless there is a manufacturing
defect.
Never use GAS, only AIR provided by a compressor, with a maximum pressu-
re of 120 PSI.
SKYARC 2650 – USER MANUAL/MANUAL DE USUARIO
SKYARC 2650 FX

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Summary of Contents for Sweiss SKYARC 2650 FX

  • Page 1 USER MANUAL MANUAL DE USUARIO Every SWEISS machine comes with 3 years of limited warranty. However, it is necessary to take the machine to a free technical checkup every year (the cost of labor is free, the spare parts will require payment), at any of the SWEISS AUTHORIZED service centers, at the end of which the warranty will be extended to the next year.
  • Page 2 Ponga especial atencion a las intrucciones de seguridad para la proteccion de su integridad sica. Contacte a su distribuidor local si tiene alguna duda acerca de la operación de cualquiera de los equipos SWEISS .
  • Page 3: Table Of Contents

    CONTENTS CONTENTS 1. SAFETY 1.1 SIGNAL EXPLANATION 1.2 ARC WELDING DAMAGE 1.3 THE KNOWLEDGE OF ELECTRIC AND MAGNETIC FIELDS 2 SUMMARY 2.1 BRIEF INTRODUCTION 2.2 WORKING PRINCIPLE 2.3 VOLT-AMPERE CHARACTERISTIC 3 INSTALLATION & ADJUSTMENT 3.1 PARAMETERS 3.2 DUTY CYCLE & OVER HEAT 3.3 WELDING POLARITY CONNECTION WAY 3.3.1 MMA 3.3.2 TIG...
  • Page 4 Remember when you see these symbols that welding without proper protection can be dangerous. Only properly instructed and trained personnel can install, check, operate, maintain and repair any SWEISS equipment. During operation, people not directly involved in the welding process should be far enough away, especially children.
  • Page 5 SECURITY • The electrode holder and the work clamp are electrically active when the machine is on. Do no touch these parts without adequate isolation or with wet clothing. Wear dry gloves without holes to isolate your hands. • In semiautomatic or automatic wire welding, the electrode, electrode reel, welding head, nozzle or semiautomatic welding gun also conduct electricity.
  • Page 6 SECURITY Arc rays can burn • Use a shield with an adequate lter to protect your eyes from sparks and the rays of the arc when welding or for observing the welding arc. • Use appropriate clothing made from ame-resistant material to protect your skin and that of your helping personnel from the welding arc rays.
  • Page 7: The Knowledge Of Electric And Magnetic Fields

    SECURITY Gas cylinders may explode if damaged • Use only compressed gas cylinders containing the correct shielding gas for the process used and properly operating regulators designed for the gas and pressure used. All hoses, ttings, etc. should be suitable for the application and maintained in good condition.
  • Page 8: Summary

    SUMMARY 2. SUMMARY 2.1. Brief Introduction SKYARC 2650 welders are general MMA arc welder which adopts the latest pulse width modulation (PWM) technology and the insulated gate bipolar transistor (IGBT) power module. It uses digital control system. It can change work frequency to medium frequency so as to replace the traditional hulking work frequency transformer with the cabinet medium frequency transformer.
  • Page 9: Volt-Ampere Characteristic

    SUMMARY Single phase,AC Medium frequency Medium frequency Rectify Inverter Hall device transformer rectify 110-220V 50/60Hz Current positive-feedback control 2.3. Volt-Ampere Characteristic SKYARC 2650 welders have excellent volt-ampere characteristic, seeing the following graph. In MMA welding, the relation between the rated loading voltage U2 and welding current I2 is as follows: When I2 ≤600A,...
  • Page 10: Installation & Adjustment

    INSTALLATION AND ADJUSTMENT 3. Installation & Adjustment 3.1 Parameters power FABRICACIÓN: XXXXX CUMPLE CON LA NXM-J-038-1-ANCE-2016 WELDING OUTPUT MMA 220V 110V 5A / 18.2V ~ 260A / 28.4V 5A / 18.2V ~ 125A / 23V 50% 60% 100% 50% 60% 100% 260A 184A 142A 125A 88A U = 50V 28.4V 25.4V 23.7V 23V 21.5V 20.7V...
  • Page 11: Welding Polarity Connection Way

    INSTALLATION AND ADJUSTMENT 3.3. Welding polarity connection way 3.3.1MMA Choosing the connection of DCEN or DCEP is based on the arc stable burning condition. The di erent electrodes need di erent connection way. Please refer to the electrode manual. 3.4 TIG (tomando SKYARC como ejemplo) When operation, shielded gas is inputted to...
  • Page 12: Operation Control And Connectors

    OPERATION CONTROL AND CONNECTORS 4. Operation control and connectors 4.1. Layout for front panel 1)Current display Display the pre-setting and real-time welding current 2)Alarm lamp Over-heat or over-current. 3)Power lamp This pilot lamp indicates when the main switch is closed 4)Conversion switch To Choose,...
  • Page 13: Work Process

    OPERATION CONTROL AND CONNECTORS 4.2. Work Process Start the machine The machine start de Fan stops after one minute Start welding fans and start the system after the machine starts Fans continue to work and Temperature alarm weld program is adjusted Welding process ends Inverters stop, turn on LEDS and fans run...
  • Page 14: Welding Operation

    OPERATION CONTROL AND CONNECTORS 4.3. Welding current adjustment 4.4.1 Striking arc way Knocking arc: take the electrode upright to touch the workpiece, after forming short circuit, quickly lift up about 2~4 mm, and arc will be ignited. This method is di cult to master. But in the welding for the brittle or hard steel, it is better to use knocking way.
  • Page 15: Welding Parameters

    OPERATION CONTROL AND CONNECTORS 4.5 Welding parameters 4.5.1 Joint form in MMA In MMA welding, the common basic joint form: butt joint, lap joint, corner joint & T joint. butt joint lap joint corner joint T joint 4.5.2 Electrode selection The welding current reference for di erent electrode diameter Electrode diameter/mm...
  • Page 16: Arc Welding Defect And Prevent Method

    OPERATION CONTROL AND CONNECTORS 4.6 Arc Welding Defect and Prevent Method Defect name Caused reasons Prevent methods Welding The groove angle is not proper Choosing the proper groove angle & assembly seam The root face and assembly gap is not equal gap, improve the assembly quality doesn’t Welding technics parameters are...
  • Page 17: Operation Environment

    OPERATION CONTROL AND CONNECTORS 4.7 Operation Environment ·Height above sea level is below 1000m. ·Operation temperature range:-100C〜+400C. ·Relative humidity is below 90 %(+200C). ·Preferably site the machine some angles above the oor level, the maximum angle does not exceed 150. ·Protect the machine against heavy rain or in hot circumstance against direct sunshine.
  • Page 18: Maintenance & Troubleshooting

    MAINTENANCE AND TROUBLESHOOTING 5. Maintenance & Troubleshooting In order to guarantee that arc welding machine works high-e ciently and in safety, it must be maintained regularly. Let customers understand the maintenance methods and means of arc welding machine more , enable customers to carry on simple examination and safeguarding by oneself, try one's best to reduce the fault rate and repair times of arc welding machine, so as to lengthen service life of arc welding machine .Maintenance items in detail are in the following table.
  • Page 19: Troubleshooting

    MAINTENANCE AND TROUBLESHOOTING 5.2 Troubleshooting • Before arc welding machines are dispatched from the factory, they have already been debugged accurately. So forbid anyone who is not authorized by our company to do any change to the equipment! • Maintenance course must be operated carefully. If any wire becomes exible or is misplaced, it maybe potential danger to user! •...
  • Page 20 MAINTENANCE AND TROUBLESHOOTING Troubles Reasons Solutions The power light damaged or Take to a service center Turn on the power source, and fan works, connection is not good but the power light is not on. Power PCB failures Take to a service center Turn on the power source, and the power There is something in the fan Clear out...
  • Page 21: Electrical Principle Drawing

    MAINTENANCE AND TROUBLESHOOTING 5.3 Electrical principle drawing – SKYARC 2650 SKYARC 2650 – USER MANUAL/MANUAL DE USUARIO...
  • Page 22 NOTES SKYARC 2650 – USER MANUAL/MANUAL DE USUARIO...
  • Page 23 NOTES SKYARC 2650 – USER MANUAL/MANUAL DE USUARIO...

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