Ralli Wolf RM63 MIG 630IJ 630A Heavy Duty IGBT Inverter MIG Welding Machine with 4-Roll Separated Wire Feeder and MMA Welding Facility – 415V 3-Phase
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The Ralli Wolf RM63 MIG 630IJ is a heavy-duty industrial inverter welding machine designed for demanding fabrication and metalworking applications. Powered by advanced IGBT inverter technology, it delivers a welding current range of up to 630A for high-current industrial welding operations.
Equipped with a separate 4-roll wire feeder, the RM63 provides consistent wire feeding for demanding welding tasks. Its MIG and MMA welding facilities offer flexibility for different welding requirements, while adjustable 2T/4T operating modes and crater voltage and current controls support improved welding control and finish.
Operating on a 415V three-phase power supply, this machine is suitable for heavy fabrication workshops, structural steel production, boiler manufacturing and other industrial welding environments.
Key Features
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Heavy-duty 630A-class MIG inverter welding machine
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Advanced IGBT inverter technology
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MIG and MMA welding facilities
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Separate 4-roll wire feeder for consistent wire delivery
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Adjustable 2T and 4T welding modes
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Digital preset display
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Adjustable crater voltage and crater current
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Stable arc with reduced spatter
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High power factor of 0.93
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Energy-efficient operation with 85% efficiency
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Compatible with specified welding wire diameters up to 1.6mm
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Designed for industrial and heavy fabrication applications
Applications
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Heavy industrial fabrication
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Structural steel welding
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Boiler fabrication and manufacturing
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Large iron structure fabrication
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Petroleum and chemical industries
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Power generation equipment manufacturing
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Heavy machinery manufacturing and repair
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Industrial maintenance workshops
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General metal fabrication and welding
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Ralli Wolf |
| Model | RM63 |
| Product Type | MIG 630IJ Inverter Welding Machine |
| Input Voltage | AC 415V ±15% |
| Phase | Three Phase |
| Frequency | 50/60 Hz |
| Rated Input Current | 55A |
| Rated Input Power | 36.2 kVA |
| Output Current Range | 50–630A |
| Rated Output Voltage | 16.5–45.5V |
| Duty Cycle | 60% |
| Power Factor | 0.93 |
| Efficiency | 85% |
| Wire Feeding Speed | 3–15 m/min |
| Wire Diameter | 1.2 / 1.6 mm |
| Output Cable Size | 50+ mm² |
| Welding Processes | MIG and MMA |
| Inverter Technology | IGBT |
| Wire Feeder Type | Separate, 4-roll, open type |
| Wire Feeder Motor | Servo type |
| Net Weight – Power Source | 48 kg |
| Net Weight – Wire Feeder | 14 kg |
Package Details
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Ralli Wolf RM63 welding power source
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Separate 4-roll wire feeder
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Standard welding accessories — confirm the exact included accessories with the supplier
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Interconnection cables and other accessories as supplied
















