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512000

 

AC/DC 200AMP INVERTER  

PULSE TIG / MMA WELDER

WARNING!

READ AND UNDERSTAND ALL INSTRUCTIONS

Failure to follow all instructions listed below may result 

in electric shock, fire, and/or serious injury.
SAVE THESE INSTRUCTIONS

Keep this manual for the safety warnings and precautions, 

assembly, operating, inspection, maintenance and 

cleaning procedures. Write the product’s serial number 

in the back of the manual (or month and year of purchase 

if product has no number). Keep this manual and the 

receipt in a safe and dry place for future reference.

OPERATING INSTRUCTIONS

PROCRAFT

Summary of Contents for 512000

Page 1: ...serious injury SAVE THESE INSTRUCTIONS Keep this manual for the safety warnings and precautions assembly operating inspection maintenance and cleaning procedures Write the product s serial number in the back of the manual or month and year of purchase if product has no number Keep this manual and the receipt in a safe and dry place for future reference OPERATING INSTRUCTIONS PROCRAFT ...

Page 2: ...erheating 13 Welding with elementary electrodes MMA method 13 Welding with a non combustible electrode in an inert gas shield TIG method 14 Welding with remote control 16 Routine maintenance 17 Precautions before repairs 18 Precautions or preventive measures 19 Troubles may be encountered in welding 19 Trouble shooting 21 Included Standar Accessories 23 ...

Page 3: ... the safety alert symbol indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE NOTICE is used to address practices not related to personal injury SAFETY WARNINGS AND PRECAUTIONS WARNING When using tool basic safety precautions should always be followed to reduce the risk of personal injury and damage to equipment Read all instructions before using thi...

Page 4: ... Power Cord to carry the tool or pull the Plug from an outlet Keep the Power Cord away from heat oil sharp edges or moving parts Replace damaged Power Cords immediately Damaged Power Cords increase the risk of electric shock 6 When operating a power tool outside sue an outdoor extension cord marker W A or W These extension cords are rated for outdoor use and reduce the risk of electric shock Perso...

Page 5: ...k for misalignment or binding of moving parts breakage of parts and any other condition that may affect the tool s operation If damaged have the tool serviced before using Many accidents are caused by poorly maintained tools 8 Use only accessories that are recommended by the manufacturer for your model Accessories that may be suitable for one tool may become hazardous when used on another tool Ser...

Page 6: ...es wear flame resistant ear plugs or ear muffs to keep sparks out of ears 8 Prevent accidental fires Remove any combustible material from the work area a When possible move the work to a location well away from combustible protect the combustibles with a cover made of fire resistant material b Remove or make safe all combustible materials for a radius of 35 feet 10 meters around the work area Use ...

Page 7: ... Limits PEL s for various fumes and gases Follow the American Conference of Governmental Industrial Hygienists recommendations for Threshold Limit Values TLV s for fumes and gases Have a recognized specialist in Industrial Hygiene or Environmental Services check the operation and air quality and make recommendations for the specific welding or cutting situation 10 Always keep hoses away from weldi...

Page 8: ...tter Using components from other systems may cause personal injury and damage components within 15 People with pacemakers should consult their physician s before using this product Electromagnetic fields in close proximity to a heart pacemaker could cause interference to or failure of the pacemaker 16 USE PROPER EXTENSION CORD Make sure your extension cord is in good condition When using an extens...

Page 9: ...nd AC argon arc welder whose most important feature is a machine with multiple purposes you can achieve the welding for a various metal by a various ways without having to change machines DC pulse argon arc welding can achieve high quality welding for the plate various metals different thickness and double sided forming process AC argon arc welding adopts double time inverter techniques and a pure...

Page 10: ...A 34 9 Rated output voltage V TIG 18 MMA 27 2 Rated output current A TIG 200 MMA 180 No load voltage V 67 Arcing way HF Pre flow S 0 1 1 Current descending time S 1 10 Post flow time S 1 15 Duty cycle 60 No load loss W 40 Efficiency 80 Power factor 0 73 Insulation grade F Housing protection grade IP21 weight kg 25 3 Overall dimension mm 548 252 534 ...

Page 11: ...5 AC DC control switch 18 post flow 6 AC frequency knob 19 pulse control switch 7 AC balance knob 20 TIG welding torch interface 8 2T 4T control switch 21 STICK welding interface 9 end amps knob 22 TIG welding torch switch Remote control socket 10 down slope knob 23 ground cable connector 11 welding current 24 Power supply input 12 up slope knob 25 Power switch 13 start current 26 Gas Inlet interf...

Page 12: ...sed for higher currents For example a width of 30 should be used for currents greater than 200A The larger pulse width should be used for small currents for example a width greater than 50 should be used for currents below 100A Gas pre flow time time from pressing a button in the grip handle until the arc is ignited It should normally be longer than 0 5 s to provide shielding gas to the nozzle tip...

Page 13: ... holding the button on the handle during operation at all times 5 Protection against overheating The power source is equipped with a thermal automatic overload switch When the temperature of the welding machine is too high the protection will disconnect the welding current and the diode signaling overheating will light 1 After the temperature has dropped the breaker will be automatically reset 6 W...

Page 14: ...ch on the device using the switch 25 on the back of the welding machine 6 2 Setting of welding parameters The welding method switch 4 must be set to the MMA position Turn the knob 11 to set the desired welding current 6 3 Arc initiation Arc initiation during welding with the coated electrode consists in touching the electrode to the welded material short rubbing and detachment In the case of arc i...

Page 15: ...11 the welding current value the knob 10 time of current descent and the knob 9 the end current In the case of alternating current AC welding the arc ignition is possible at a current of at least 20A 7 3 3 Setting pulse parameters Use the switch 19 to select the pulse rate range or non pulse operation In the case of pulse welding with a knob 15 set the desired value of the base current the knob 16...

Page 16: ...urrent The digital display shows the actual welding current when using foot pedal to control the welding WARNING During the welding of alternating current AC with low current values the formation of oxides on the surface of the tungsten electrode occurs This can cause problems with arc ignition In this case the electrode should be rubbed against the material being welded or otherwise mechanically ...

Page 17: ...o small elements in the welder 3 Regularly check the connection of electric circuit in the welder and make sure circuit be connected properly and joint is secured especially inserted joint or element If the cases of rusting or loosening are found the rust layer or oxidized film should be removed with abrasive paper and then the joint should be connected again and tightened firmly 4 Entry of water ...

Page 18: ...er should never be seeped into the welder interior 4 Welding in the dusty area or under a corrosive gas environment should be avoided 5 Gas protection welding operation in an environment with strong air flow should be avoided 2 Essentials for safety In this welder over voltage over current and overheat protection circuits have been installed beforehand When the grid voltage output current and mach...

Page 19: ...denly and stop work which indicates it has exceeded the standard load duration factor Excessive heating triggers the temperature control switch and makes the welding machine stop operation Under such circumstances you needn t turn off the power so that the cooling fan may work continuously for cooling When the temperature drops to the standard range welding may be restarted 12 Troubles may be enco...

Page 20: ...the rated value maximum output current of the welder may also be lower than the rated value D Unstable current in the operation of the welder This may be attributed to the following factors 1 Change in grid voltage 2 Interference from the power grid or other power equipments E Severely burn of the tungsten needle The duty cycle is adjusted too large causing emission from the workpiece to the tungs...

Page 21: ...king 2 There is a green indicator in auxiliary power of IGBT board if it is not on auxiliary power is out of work Check fault spot and connect with seller 3 Check if connectors is poor contact 4 Check control circuit and find out reasons or connect with seller 5 Check if control cable of torch is broken 4 Abnormal indicator is not on sound of HF arc striking can be heard but there is no welding ou...

Page 22: ...Maybe transformer of middle board is damage measure inductance volume and Q volume of main transformer by inductance bridge L 0 9 1 6mH Q 35 If volume is too low please replace it b Maybe secondary rectifier tube of transformer is damaged find out faults and replace rectifier tube with same model 4 Maybe feedback circuit is broken 7 When welding aluminum can not break oxidized film 1 Wrong welding...

Page 23: ...Page 23 512000 AC DC 200Amp Inverter Pluse TIG MMA Welder INCLUDED STANDARD ACCESSORIES TIG TORCH ELECTRODE HOLDER FOOT CONTROL ARGON REGULATOR EARTH CLAMP ...

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