The Ralli Wolf RA25S ARC 250 Inverter Welding Machine is an ARC 250 welding machine designed for general fabrication and maintenance works. It features MOSFET inverter technology, a 30–250 A output current range, and supports 1.6–3.15 mm electrodes for continuous use and 4.00 mm electrodes for intermittent use.
The RA25S provides excellent arc striking with built-in Arc Force and Hot Start functions. Its single-PCB design enables quick and minimum maintenance, making it a practical choice for workshops, fabrication units and maintenance applications.
Key Features
- ARC 250 inverter welding machine with MOSFET inverter technology.
- 30–250 A output current range for versatile welding applications.
- Supports 1.6–3.15 mm electrodes for continuous use.
- Supports 4.00 mm electrodes for intermittent use.
- Excellent arc strike for reliable electrode starting.
- Built-in Arc Force Control.
- Hot Start function for easier arc initiation.
- 60% duty cycle.
- Single-PCB design for quick and minimum maintenance.
- IP21S protection grade.
- Suitable for general fabrication and maintenance works.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Ralli Wolf |
| Model | RA25S |
| Product Type | ARC 250 |
| Inverter Technology | MOSFET |
| Input Supply | AC 230 ±15%, 1 Phase |
| Frequency | 50/60 Hz |
| Rated Input Current | 40 A |
| Power | 9.4 kVA |
| No-Load Voltage | 70 V |
| Output Current Range | 30–250 A |
| Rated Output Voltage | 30 V |
| Duty Cycle | 60% |
| No-Load Loss | 40 W |
| Efficiency | 85% |
| Power Factor | 0.73 |
| Insulation Grade | F |
| Protection Grade | IP21S |
| Arc Force Control | Yes |
| Net Weight | 17.5 kg |
| Welding Accessories | No |
Electrode Capacity
- 1.6–3.15 mm: Continuous use
- 4.00 mm: Intermittent use
Applications
- General fabrication
- Maintenance works
- Metal fabrication
- Workshop welding
- Repair and maintenance operations
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