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TELWIN TECHNOLOGY TIG 222 AC/DC: Professional Welding of Steel, Aluminium and More with Exceptional Precision
The TELWIN TECHNOLOGY TIG 222 AC/DC-HF/LIFT VRD is an advanced, microprocessor-controlled inverter welder that changes how you approach TIG welding (high frequency HF striking or contact LIFT striking) and MMA welding. Designed in Italy by TELWIN, this machine answers the needs of demanding professionals and ambitious hobbyists who look for quality, versatility and reliability without compromise.
Smooth, clean welds on aluminium, thin stainless sheet joined without burn-through, steel structures put together accurately: the TECHNOLOGY TIG 222 AC/DC covers all of it. Alternating current (AC) handles aluminium and its alloys and breaks through the oxide layer. Direct current (DC) gives good results on carbon and stainless steels, titanium, copper, nickel and their alloys.
At the centre of the machine sits a microprocessor that holds the arc stable, keeps the set parameters under control and drives a set of advanced TIG functions. Pulse welding, including the EASY PULSE mode, AC balance and AC frequency adjustment, BI-LEVEL and THINSPOT for fast spot welding are only part of what is on board. These technologies mean less distortion of the material, better control of the weld pool, deeper penetration and a clean weld face, with less time spent on finishing.
The TELWIN TECHNOLOGY TIG 222 AC/DC pairs that technology with ergonomics and safety. The control panel makes setting even complex parameters quick, and the compact, relatively light housing lets you work in the workshop and on site. Extra features such as VRD (Voltage Reduction Device), which raises safety during MMA welding in damp conditions, and a full set of protections (thermal, overvoltage, overcurrent) make this model a reliable partner for years of intensive use. It is an investment that pays back quickly, raising the quality of your work and opening the door to more demanding projects.
Advanced Capabilities of the TELWIN TECHNOLOGY TIG 222 AC/DC 230V
Aluminium Welding: Full Control over the AC Current
The TELWIN TECHNOLOGY TIG 222 AC/DC is built for welding aluminium and its alloys, and it gives the welder close control over the key parameters of alternating current (AC). The starting point is the AC balance adjustment in the 20-60% range. It sets the proportion between the positive half-cycle, which cleans and removes oxides, and the negative half-cycle, which gives deep penetration. That way you get a clean weld with the penetration you need and a lower risk of porosity or lack of fusion.
The second tool is the AC frequency adjustment from 50 to 200 Hz. A higher frequency gives a tighter, more stable arc, which narrows the heat affected zone, reduces distortion and lets you weld faster, especially on thinner parts. Lower frequencies work better on thicker material, where they widen the pool and help the metal spread. Together the two settings let a professional shape the arc for each aluminium job, from fine artistic work to demanding structures.
TIG Pulse: Precision and Appearance on Stainless Steel and Thin Material
TIG pulse welding in the TECHNOLOGY TIG 222 AC/DC makes a real difference on stainless steel, thin sheet and materials that are sensitive to overheating. The machine gives you full control over the pulse parameters: frequency (from 0.25 Hz to 500 Hz), base current, peak current and pulse duty cycle. That range lets you manage the heat input of the arc closely, so much less heat goes into the part.
For the welder this means several things: less distortion and lower stress in the welded part, the ability to join very thin material (even below 1 mm) without burning through, and the evenly stacked bead on the weld face that many jobs call for. Pulse welding also makes the weld pool easier to control, above all in out-of-position work. For those who prefer a simpler setup, TELWIN added the EASY PULSE function, which sets the pulse parameters automatically from the main current you dial in, which speeds up the setup and lets you concentrate on the welding itself.
Simple Operation of Advanced Technology: A Control Panel for Experts
Despite the number of advanced functions, the TELWIN TECHNOLOGY TIG 222 AC/DC was designed around the comfort and efficiency of the welder. The digital control panel is clear and easy to follow. A large display shows the key parameters in real time, and the buttons and knobs are placed so that adjustment is quick and exact. Menu navigation is logical, so every function is within reach: the welding process (TIG AC/DC, MMA), the striking mode (HF/LIFT), the pulse parameters, AC balance, AC frequency, slope up and slope down times and the gas flow.
TELWIN engineers made sure the welder can store personalised welding programs, which is useful on repeat jobs. Calling up a saved setting shortens preparation time and keeps results repeatable. The machine also offers a calibration function, so the current shown on the display matches what the arc actually draws. Advanced technology paired with a well thought out interface makes work with the TECHNOLOGY TIG 222 AC/DC efficient and pleasant, and lets professionals use their skills in full.
Safety and Mobility: VRD, Protections and a Compact Build
Operator safety is a priority for TELWIN. The TECHNOLOGY TIG 222 AC/DC is fitted with the VRD system (Voltage Reduction Device), which drops the open circuit voltage below 25V during MMA welding. This matters in damp surroundings or wherever there is a risk of electric shock. The machine also has a full set of protections, including thermostatic protection, protection against supply voltage that is too high or too low, and overcurrent protection. These circuits protect the welder and the user, and keep the machine in service for a long time.
For all its capability and solid build, the welder stays fairly small and light (13 kg). It carries easily around the workshop and travels to the assembly site. The IP23 enclosure rating means protection against solid bodies larger than 12.5 mm in diameter and against water sprayed at any angle up to 60 degrees from vertical on every side, so the machine can work safely in varied conditions. All of this makes the TELWIN TECHNOLOGY TIG 222 AC/DC a practical tool for any professional who values reliability and flexibility.
Technical Specification
| Parameter | Value |
|---|---|
| Full name | TELWIN TECHNOLOGY TIG 222 AC/DC-HF/LIFT VRD 230V |
| Part number | 816208 |
| EAN code | 8056590370902 |
| Power supply | 230V AC (50/60Hz), single phase |
| Maximum power input | 6 kW |
| Maximum current draw | 38 A |
| Mains fuse | 20 A (C) |
| Efficiency | 0.86 (η) |
| Power factor | 0.7 (cosφ) |
| TIG AC welding current range | 10 - 200 A |
| TIG DC welding current range | 10 - 200 A |
| MMA welding current range | 10 - 180 A |
| TIG duty cycle (EN60974-1, 40°C) | 200A @ 25%; 130A @ 60% |
| MMA duty cycle (EN60974-1, 40°C) | 180A @ 25%; 120A @ 60% |
| Open circuit voltage (without VRD) | 100 V |
| Open circuit voltage (with VRD) | < 25 V |
| TIG tungsten electrode diameter | 1.0 - 3.2 mm |
| MMA stick electrode diameter | 1.6 - 4.0 mm |
| Enclosure protection rating | IP23 |
| Insulation class | H |
| Dimensions (L x W x H) | 430 x 170 x 340 mm |
| Weight | 13 kg |
| Cooling | Fan |
Key Features and Benefits
- Versatile AC/DC Welding with Advanced Control: Alternating current (AC) is what makes aluminium and its alloys weldable, because it removes the oxide layer. Direct current (DC) gives good results on carbon and stainless steels, titanium, copper and nickel. AC balance adjustment (20-60%) sets penetration against cleaning, and AC frequency adjustment (50-200Hz) focuses the arc and raises travel speed. For a professional this means control over the process, work across many materials and high quality welds whatever the application.
- Advanced TIG Pulse with EASY PULSE Mode: TIG pulse welding gives close control over heat input, which counts on thin material, in out-of-position work and on materials that are sensitive to overheating. Adjustment of pulse frequency, base and peak current and pulse duty cycle is a strong tool for tuning the process. The EASY PULSE function sets the pulse parameters automatically, so even less experienced users reach good results. The benefits are less distortion, better pool control, the ability to weld very thin parts and an even weld face.
- Microprocessor Control and a Digital Panel: A modern microprocessor holds the arc steady, keeps the set parameters and reacts quickly to changing welding conditions. The digital control panel with its clear display makes the advanced functions easy to navigate and lets you set every welding parameter: start and end current, slope up and slope down times, pre-gas and post-gas times and the pulse parameters. For the welder this means repeatable processes, easy setup even for complex jobs and the certainty that the machine does exactly what was asked of it.
- Two Ways to Strike the Arc: HF and LIFT TIG: Non-contact high frequency striking (HF) starts the TIG process cleanly and keeps contamination of the weld and the tungsten electrode down. It suits work where quality comes first. Contact striking, LIFT TIG, is the alternative, useful where electromagnetic interference is a concern. You choose the starting method to suit the job while keeping weld quality high and protecting the base material.
- Functions that Support TIG Weld Quality and Output: The TECHNOLOGY TIG 222 AC/DC carries a set of specialist functions. BI-LEVEL switches between two welding current levels during the job, which helps when the material thickness changes. THINSPOT handles fast, accurate spot welding of thin sheet with minimal heat input. These and other functions, such as pre-gas and post-gas timing, make the work easier, raise its quality and let you finish even complicated welding tasks well.
- Safety and Reliability: The machine has a built-in VRD (Voltage Reduction Device) module, which lowers the open circuit voltage during MMA welding and raises operator safety, above all in damp surroundings. The welder is also protected by thermostatic, overvoltage, undervoltage and overcurrent circuits. A solid build and the IP23 rating keep it working reliably even in rough workshop conditions. That is peace of mind for any professional.
- MMA Versatility with Support Functions: Besides the advanced TIG functions, the machine offers good parameters for stick welding (MMA). The Arc Force (arc dynamics control), Hot Start (easier electrode striking) and Anti-Stick (prevents the electrode sticking) functions make the work easier and keep the arc stable and the joints sound. Rutile, basic, stainless steel and cast iron electrodes can all be run, which makes the machine a universal tool in any workshop.
Applications
- Automotive and motorsport: welding aluminium oil pans, manifolds and intercoolers, body repairs, roll cage fabrication.
- Steel and aluminium structures: making and repairing light structures, railings, gates and fittings.
- Food and chemical industry: welding stainless steel pipework, tanks and machinery.
- Craft and one-off production: metal furniture, decorative elements, precise artistic work.
- Aviation and light industry: welding thin-walled parts from aluminium and titanium alloys.
- Maintenance and repair: repairs of machines and equipment, reclaiming worn parts.
- Shipbuilding: welding deck fittings and stainless steel and aluminium installations.
What Is in the Set
- TELWIN TECHNOLOGY TIG 222 AC/DC-HF/LIFT VRD welder (816208)
- TIG torch ST26, 4 metres (for example code 742614)
- Earth cable 25 MMQ, 3 metres, with clamp (for example code 712235)
- AR/CO2 pressure regulator with two gauges (for example code 722119)
- Gas hose
- Set of consumables for the TIG torch (ceramic nozzles, collets, collet bodies, tungsten electrodes, for example code 802266)
- Operating manual
Summary: TELWIN TECHNOLOGY TIG 222 AC/DC 230V, a Sound Investment
The TELWIN TECHNOLOGY TIG 222 AC/DC is more than a welder, it is a partner in the pursuit of clean welds. AC/DC welding for versatility, TIG Pulse and microprocessor control for precision and Italian reliability make it a first choice for professionals and demanding enthusiasts. Invest in technology that raises the quality of your work, increases your output and opens new possibilities.
Do not settle for compromises. Choose the TELWIN TECHNOLOGY TIG 222 AC/DC and join the welders who work to the highest standard. Contact us today for more information and to place an order.
Part number: 816208
EAN code: 8056590370902
