KTC 410-PROTIG20 Operator'S Manual Download Page 2

1. Product Description

410-PROTIG20 Stick/TIG welder applies inert gases (Argon) as protective medium of arc. In TIG 

process, high melting point tungsten or tungsten oxide is a electrode, work piece is another electrode, 
the inert gases in the welding area are ionized by HF or high pressure pulse, and ionized gases will 
generate arc

melt metal between the tungsten electrode and the work piece. The series welder applied 

advanced IGBT(insulated gate bipolar transistor) and rapid recovery diode as main control and transfer 
parts, assisted with specially designed control circuit, as result of smooth welding current adjustment 
and good welding procedure. The series welder built-in the function of compensation for power 
fluctuation, so it features soft arc

little splash

manageable welding line. Users can get the high 

quality welding line in welding mild steel

stainless steel

hard steel and alloy steel.

410-PROTIG20 Stick/TIG welder feature is presented as below:

Small

light and suitable for fitment

repairing and operation on field.

Excellent high voltage high frequency arc pilot. Low voltage controlling and high voltage 
outputting, the arc-pilot circuit attributes to convenient non-contact arc pilot and 99.9% arc pilot 
successful ratio.

Perfect Protection function. Featured with overheating

over/lack voltage

over current 

protection, the power supply net compensation which boosts up along with the current decreasing
is not less than ±15%. Anti-jamming function of controlling system is enlarged, and it can keep 
stable current output with 1ms speed in answer to the variety of the power net

work 

piece

electrode holder and manual operation.  

Convenient connection function. Exterior connection result in quick 

safe

simple

reliable 

operation. 

410-PROTIG20 feature with excellent arc pilot and metal transfer.

No notification will be given if the contents or function of the welder in this book change; Our 
company reserves the right to update the manual without notification.

2. Safety Operation 

Operator’s Self-protection 

* Please always follow the rules that conform to safety and hygiene. Wear protective garments to 

avoid injuries to eyes and skins.

* Use the welding helmet to cover your head while working with the welding machine. Only by 

viewing through the filter lens on the welding helmet can you watch your operation.

* Under no circumstance can you allow any part of your body to touch the welder’s output bipolarity.
* Do not operate under water or more humid place.

Attention 

* 410-PROTIG20 Welder are electric product whose spare parts is very tender, do not change or 

adjust with a rush otherwise the switch will be damaged. 

* Check the connection to see if the welder input and output cables are well connected, whether       

the earth (ground) connection is reliable, etc.

Summary of Contents for 410-PROTIG20

Page 1: ...on 8 2 Safety Operation 2 Connection between Welder and Work Piece 8 Operator s Self protection 2 Connection between Welder and Torch 8 Attention 2 Connection between Welder and Electrode Holder 8 Saf...

Page 2: ...overheating over lack voltage over current protection the power supply net compensation which boosts up along with the current decreasing is not less than 15 Anti jamming function of controlling syst...

Page 3: ...ohibited to access the job site The welder must be installed in the place where it can not be exposed to sun and rain Also it must be stored in less humid place with the temperature range at 10 40 C T...

Page 4: ...e frequency should not exceed 1 of the rated value The oscillation of the supplied voltage should not exceed 15 of the rated value Welder s Principle see following picture The 410 PROTIG20 welder appl...

Page 5: ...ead gas input interface Open the casing can be seen on the body of the upper mounting plate with 1 piece of printed circuit board control floor is equipped with the main transformer coupling transform...

Page 6: ...eff A Rated Virtual Input Current I2 Rated Welding Current U0 Rated No load Voltage U1 Rated Input Voltage U2 Conventional Load Voltage 50 60Hz AC Rated Frequency 50Hz Usable Frequency 60Hz V Conventi...

Page 7: ...en Welder and Power Supply see input connection Input wiring diagram After welding machine panel of the power input line equipped with circuit breaker and grounding line access to the single phase 220...

Page 8: ...socket on the front panel welding current very quick socket And tighten the clockwise grounding on the other end of the cable clamp work piece Connection between Welder and Torch see output connectio...

Page 9: ...the screen to prevent others affected by the arc Operations shall not be placed near the site flammable items Welder each interface must be accurate and reliable connection Welding basic steps TIG we...

Page 10: ...ple are allowed to be in charge of the repair job It is strongly recommended that customers contact our company for the technical back up or service when they feel unable to work out the technical hit...

Page 11: ...k flowmeter and air pipe and recover the air supply Electropneumatic valve breaks down Exchange lectropneumatic valve Gas circuit blocks Exclude foreign body and dredge gas path 5 Non adjustable Elect...

Page 12: ...t structure hold the handle or the bottom to move it The machines should be firmly fixed during the transportation The machines should be free from rain and snow Keep notice of Attention sign on the p...

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