Ralli Wolf RT50 TIG 500IJ 500A Heavy Duty IGBT DC Inverter TIG Welding Machine with MMA Function, High-Frequency Ignition and Remote Control Facility – 415V 3-Phase
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The Ralli Wolf RT50 TIG 500IJ is a heavy-duty DC inverter welding machine designed for high-current industrial welding and demanding fabrication applications. Powered by IGBT inverter technology, it provides an adjustable output current range of 10–500A for TIG and MMA welding operations.
The machine features high-frequency ignition for reliable arc starting, adjustable up-slope and down-slope controls, and gas pre-flow and post-flow functions to support controlled welding and protect the tungsten electrode. Its MMA facility provides additional flexibility for stick welding applications.
Operating on a 415V three-phase power supply, the RT50 is suitable for heavy fabrication workshops, pipe welding, pressure vessel manufacturing, structural steelwork and industrial production environments.
Key Features
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Heavy-duty 500A DC TIG inverter welding machine
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Advanced IGBT inverter technology
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Dual TIG and MMA welding functions
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High-frequency ignition for reliable arc starting
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Adjustable up-slope and down-slope functions
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Gas pre-flow and post-flow controls
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Remote current control facility
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Arc force function for anti-sticking during MMA welding
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High open-circuit voltage for improved arc starting
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60% duty cycle
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High efficiency and power factor
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Suitable for demanding industrial welding operations
Applications
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Heavy industrial fabrication
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Stainless steel and mild steel welding
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Pipe and pressure vessel manufacturing
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Tube mill production
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Structural steel fabrication
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Shipbuilding and railway industries
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Oil and gas equipment manufacturing
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Power generation facilities
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Industrial maintenance and repair
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Ralli Wolf |
| Model | RT50 |
| Welding Model | TIG 500IJ |
| Machine Type | DC Inverter TIG / MMA Welding Machine |
| Input Voltage | AC 415V ±15% |
| Phase | 3-Phase |
| Frequency | 50/60 Hz |
| Rated Input Current | 26.2 / 35.0 A |
| Rated Input Power | 25.2 kVA |
| No-Load Voltage | 70 V |
| Output Current Range | 10–500 A |
| Rated Output Voltage | 38 V |
| Duty Cycle | 60% |
| No-Load Loss | 80 W |
| Efficiency | 85% |
| Power Factor | 0.93 |
| Gas Pre-Flow | 2.5 seconds |
| Gas Post-Flow | 0–5 seconds |
| Arc Starting Method | High Frequency |
| Welding Processes | DC TIG and MMA |
| Inverter Technology | IGBT |
| Approximate Net Weight | 42 kg |
Package Details
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Ralli Wolf RT50 TIG 500IJ welding machine
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TIG torch cable
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MMA electrode holder cable
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Earthing clamp and cable, subject to the supplied package
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Remote control and other accessories, as supplied


















