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

Heavy-duty 630A-class MIG inverter welding machine
Advanced IGBT inverter technology
MIG and MMA welding facilities
Separate 4-roll wire feeder for consistent wire delivery
Adjustable 2T and 4T welding modes
Digital preset display
Adjustable crater voltage and crater current
Stable arc with reduced spatter
High power factor of 0.93
Energy-efficient operation with 85% efficiency
Compatible with specified welding wire diameters up to 1.6mm
Designed for industrial and heavy fabrication applications

Applications

Heavy industrial fabrication
Structural steel welding
Boiler fabrication and manufacturing
Large iron structure fabrication
Petroleum and chemical industries
Power generation equipment manufacturing
Heavy machinery manufacturing and repair
Industrial maintenance workshops
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

Ralli Wolf RM63 welding power source
Separate 4-roll wire feeder
Standard welding accessories — confirm the exact included accessories with the supplier
Interconnection cables and other accessories as supplied

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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