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DN-50

AC Spot & Projection Welding Machine

The DN-50 is an AC resistance welding machine designed for reliable spot and projection welding of metal components. Featuring an integrated pressurization cylinder, forced water cooling, and intelligent welding control, it delivers stable welding pressure, consistent current output, and dependable performance for demanding production environments.

  • 50 kVA Welding Capacity
    Provides sufficient welding power for demanding resistance welding applications.
  • Stable Welding Pressure
    The integrated pressurization cylinder delivers controlled and responsive electrode movement for consistent weld quality.
  • Spot & Projection Welding
    Supports both spot welding and projection welding, providing greater flexibility for different workpieces.
  • Intelligent Welding Control
    Microcomputer control supports constant-voltage, constant-current, multi-stage discharge, ramp-up, and group control functions.
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Technical Parameters
ModelDN-50
Rated Capacity50 [kVA]
Rated Primary Voltage380 [V]
Rated Frequency50/60 [Hz]
Max. Welding Input70 [kVA]
Rated Duty Cycle50%
Arm Length14.96 [in]
Max. Compression Force1,641 [lbf]
Electrode Stroke3.15 [in]
Cooling Water Flow2.11 [gal/min]
Machine Weight727.5 [lb]
Low-Carbon Steel Welding Capability0.118 + 0.118 [in]


Versatile Resistance Welding for Metal Fabrication
The DN-50 is suitable for manufacturers requiring stable and repeatable resistance welding of metal components. Its spot and projection welding capabilities make it adaptable to a wide range of fabrication applications.
  • Metal Fabrication
  • Automotive Manufacturing
  • Heavy Equipment
  • Agricultural Machinery
  • Electrical Enclosures
  • Home Appliances
  • Steel Structures
  • Tube & Pipe Fabrication
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