Description 

The Toshon ARC 400 3-Phase Modular IGBT Welding Machine is a powerful and compact inverter-based unit designed for industrial-grade welding performance with high efficiency and stability. Built with advanced IGBT technology, it features precise current control, dual digital displays, and a durable portable design ideal for heavy-duty applications.

The Toshon ARC 400 3 Phase Moduler IGBT is a heavy-duty 400A three-phase inverter-based ARC/MMA welding machine designed for industrial welding applications. It uses an IGBT module inverter with a switching frequency of up to 20 kHz, providing fast dynamic response and reliable welding performance.

It is suitable for carbon steel and stainless steel and is intended for demanding applications including production facilities, electrical power construction, pressure vessels and shipbuilding.

Key Features

• 400A maximum welding current
• Advanced Modular IGBT inverter technology
• 3-Phase, 415V power supply
• Output current range: 40–400A
• 18.2 kVA input power capacity
• 68V no-load voltage
• 60% duty cycle
• Adjustable Arc Force: 0–135A
• Hot Start for smoother arc ignition
• Anti-Stick / Arc Force function
• VRD function for enhanced welder safety
• Automatic compensation for power-supply fluctuations
• Over-voltage and over-current protection
• Optional remote-control function
• Suitable for carbon steel and stainless steel

Technical Specifications

Applications