Weldnex Portable Arc Welding Machine 400 Amps, I II III Phase
Model: ARC400DH
The Weldnex Arc Welding Machine 400 Amps is a powerful and versatile welding solution designed to operate on single phase, two phase and three phase (I/II/III Phase) power supply. With compatibility for 220V and 415V, this machine offers unmatched flexibility, making it ideal for workshops, fabrication units and on-site industrial applications where power conditions may vary.
Weldnex Arc Welding Machine 400 Amps | I/II/III Phase | 220/415V Heavy Duty Industrial Welder
Specification
| Specification | ARC400DH I II III Phase |
|---|---|
| Input Voltage (V) | 220 V |
| Phase | I |
| Input Capacity (KVA) | 8.2 |
| No-Load Voltage (V) | 75 |
| Current Range (A) | 20-400 |
| Duty Cycle | 60% |
| Function | Arc/MMA Welding |
| Degree of Protection | IP23 |
| Insulation Class | H |
| Power Factor | 0.9 |
| Efficiency (%) | 85 |
| Weight (KG) | 15 |
| Dimension (mm) | 475X255X420 |
Key Features
-
- Multi-Phase Compatibility (I/II/III Phase): Operates seamlessly on single, two, or three-phase power supply for flexible usage.
-
- High Output Performance (400 Amps): Capable of welding up to 8mm electrodes with strong and stable arc.
- Wide Voltage Range (220/415V): Suitable for various industrial environments with voltage fluctuations.
- Advanced IGBT Technology: Ensures energy efficiency, reduced power consumption, and consistent welding output.
- Digital Display & Easy Control: Precise current adjustment with user-friendly interface.
- Robust & Durable Build: Designed for long working hours in tough industrial conditions.
- VRD Safety Feature (Optional): Enhances operator safety by reducing open-circuit voltage.
Description
The Weldnex Arc Welding Machine 400 Amps is engineered to meet the demanding requirements of modern fabrication and heavy industrial welding. Built with advanced IGBT inverter technology, this machine ensures high efficiency, reduced energy consumption, and stable arc performance even under fluctuating power conditions.
One of its key advantages is its multi-phase compatibility, allowing operation on single-phase, double-phase, or three-phase power supply (220V/415V). This makes it an ideal choice for workshops, construction sites, and factories where power availability may vary.
With a powerful 400 Amp output, the machine is capable of handling heavy-duty welding tasks effortlessly, including the use of up to 8mm electrodes. The smooth arc start, low spatter, and deep penetration ensure high-quality welds with minimal rework.
The machine is equipped with a digital display for accurate current control, allowing operators to maintain precision across different welding applications. Its rugged design ensures durability and long service life, even in harsh working environments.
Applications & Uses
The Weldnex Arc Welding Machine is widely used in:
- Heavy Fabrication Industries – Structural steel welding, beams, and frames
- Construction Sites – On-site welding with flexible power options
- Shipbuilding & Repair – Strong and durable weld joints
- Automobile & Engineering Workshops – Repair and manufacturing tasks
- Pipeline & Maintenance Work – Reliable performance in field conditions
- General Industrial Use – Suitable for continuous heavy-duty operations
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