The Ralli Wolf RA63 ARC 630 Heavy Duty IGBT Inverter Welding Machine is designed for demanding industrial welding and heavy fabrication applications. With an adjustable welding current range of 30–630A, this machine is suitable for high-current MMA (Manual Metal Arc) welding tasks that require strong penetration and reliable performance.

Built with IGBT inverter technology, the RA63 provides controlled welding current and stable arc performance for working with thick metal sections. Its robust design makes it suitable for heavy machinery manufacturing, industrial maintenance, structural fabrication and other challenging workshop environments.

Operating on a 415V three-phase power supply, the RA63 is designed for industrial applications such as coal mines, thermal power stations, oil refineries and earth-moving machinery workshops.

Key Features

630A maximum welding current for heavy-duty industrial welding.
Adjustable 30–630A output range for flexible current control.
IGBT inverter technology for reliable welding performance.
MMA welding process for manual electrode welding.
Designed for high-penetration welding applications.
60% duty cycle at the manufacturer's specified rating.
415V three-phase input for industrial power systems.
85% efficiency according to the product specification.
Suitable for demanding fabrication and heavy machinery workshops.
Scratch-start TIG welding may be possible with compatible optional TIG accessories; confirm compatibility before use.

Applications

Heavy metal fabrication
Coal mining equipment maintenance
Heavy machinery manufacturing and repair
Thermal power station maintenance
Industrial and refinery fabrication
Earth-moving machinery workshops
Structural steel fabrication
Welding thick metal sections
Industrial engineering and maintenance facilities

Technical Specifications

Specification	Details
Brand	Ralli Wolf
Model	RA63
Product Series	ARC 630
Product Type	Heavy Duty Inverter Welding Machine
Welding Process	MMA / Manual Metal Arc
Maximum Welding Current	630A
Output Current Range	30–630A
Input Supply	AC 415V ±15%
Phase	3-Phase
Frequency	50/60Hz
Rated Input Capacity	32 kVA
Rated Input Current	53A
Rated Output Voltage	72V*
Duty Cycle	60%
Inverter Technology	IGBT
Full-Load Efficiency	85%
Power Factor	0.95
Insulation Class	F
Housing Protection	IP23*
Welding Thickness	1–12mm, as listed by the retailer
Dimensions (L × W × H)	670 × 337 × 617mm
Approximate Net Weight	54kg

Package Details

Welding accessories are listed as optional in the manufacturer's ARC-series catalogue. Confirm the supplied package with the seller before listing accessories as included.

Electrode holder with welding cable
Earth clamp with cable
Power input cable or connector
Optional remote-control accessories
Optional TIG torch and related accessories

Ralli Wolf RA63 ARC 630 630A Heavy Duty IGBT MMA Inverter Welding Machine with Adjustable 30–630A Current, High Penetration Welding Performance and 60% Duty Cycle – 415V 3-Phase

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