The Ralli Wolf RA50 ARC 500IJ is a heavy-duty IGBT inverter welding machine designed for industrial welding, steel fabrication, and demanding metalworking applications. With a maximum welding current of 500A and a 415V three-phase power supply, it delivers stable DC arc performance for high-current welding operations.

Designed for professional use, this machine features digital parameter displays, overvoltage and undervoltage protection, thermal protection, and Voltage Reduction Device (VRD) functionality. Its high-efficiency inverter technology helps provide smooth arc performance with reduced spatter. It is suitable for general-purpose, low-hydrogen, and stainless-steel electrodes, with scratch-start TIG welding available using optional compatible accessories.

Key Features

Heavy-duty 500A maximum welding output
Advanced IGBT inverter technology
415V three-phase power supply
Adjustable welding current from 40A to 500A
Smooth and stable DC welding arc
Digital display for welding parameters
Displays preset and actual welding current
Overvoltage and undervoltage protection
Overtemperature and thermal protection
VRD safety feature
Suitable for various electrode types
Optional remote control facility
Scratch-start TIG welding with optional accessories
Suitable for heavy fabrication and industrial welding applications

Applications

Heavy-duty industrial welding
Steel fabrication and structural welding
Infrastructure and steel plant maintenance
Railway fabrication and maintenance
Oil and gas industry
Power plants and energy projects
Industrial repair and maintenance
Welding with general-purpose, low-hydrogen, and stainless-steel electrodes

Technical Specifications

Specification	Details
Brand	Ralli Wolf
Model	RA50
Product Series	ARC 500IJ
Machine Type	IGBT Inverter Arc Welding Machine
Welding Process	MMA / DC Arc
Input Voltage	AC 415V ±15%
Phase	3-Phase
Frequency	50/60 Hz
Rated Input Current	35A
Rated Input Power	25.3 kVA
Output Current Range	40–500A
Rated Output Voltage	40V
Duty Cycle	60%
No-Load Voltage	80V
No-Load Loss	80W
Efficiency	85%
Power Factor	0.93
Insulation Grade	F
Housing Protection Grade	IP21
Inverter Technology	IGBT
Net Weight	Approx. 40 kg

Package Details

1 × Ralli Wolf RA50 ARC 500IJ IGBT Inverter Welding Machine
Electrode holder and earth clamp: confirm whether included in the supplied package
Welding cables and optional TIG or remote-control accessories: subject to package configuration

Ralli Wolf RA50 ARC 500IJ Heavy Duty 500A IGBT Inverter Arc Welding Machine, 415V 3-Phase for Industrial Welding and Heavy Fabrication

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