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OTC MRA-630

OTC MRA-630

DC welding machine with digital control, up to 630A current, and gouging function, ideal for welding low-carbon steel to copper alloys.

SPESIFIKASI PRODUK

Microprocessor Controlled DC Arc System OTC DAIHEN® MRA-630

OTC MRA-630 Heavy-Duty DC Welding Machine

Industrial Powerhouse • 630A High-Capacity Platform

The OTC MRA-630 is a high-performance, digitally controlled DC welding machine engineered for the most demanding industrial environments. Utilizing advanced microprocessor technology, this unit delivers a remarkably stable arc with minimal spatter, ensuring high-quality, professional-grade welds across a diverse spectrum of metals and heavy-duty applications.

Key Features

  • Advanced Digital Control: Microprocessor-based system provides unmatched precision over welding parameters.
  • Carbon Arc Gouging: Integrated capability to handle heavy gouging tasks, significantly enhancing versatility.
  • Broad Material Support: Handles everything from low-carbon and high-strength steels to stainless steel and copper alloys.
  • Robust Safety Suite: Engineered with multiple protection functions for operator security and easier maintenance.

Operational Advantages

  • Extreme Output: Massive 630A capacity enables welding of the thickest sections in heavy manufacturing.
  • Continuous Duty: 60% rated duty cycle supports long, high-intensity shifts without thermal downtime.
  • Industrial Versatility: Perfectly suited for the rigorous demands of shipbuilding, infrastructure, and machinery repair.
  • Durability: Built to thrive in harsh, high-output industrial fabrication shops.
Technical Specifications
Rated Output630 A
Output Range60 – 630 A
Duty Cycle60%
No-load Voltage82 V
Weight232 kg
Infrastructure Requirements
Input Voltage3-Phase 380V ±10%
Input Capacity49.7 kVA (36.8 kW)
Frequency50/60 Hz
Dimensions (WxDxH)508 x 724 x 894 mm

Target Industrial Applications

The MRA-630 is the professional choice for heavy fabrication in:

Shipbuilding Welding thick metal sections and marine plates.
Heavy Construction Structural steel and high-load infrastructure.
Heavy Machinery Manufacturing and repair of large-scale equipment.

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