Spot Welding Machine

Three Phase DC Inverter

  • Mid Frequency Direct Current Power Conversion Machine (MFDC)
  • Solution for high quality welds with lower power consumption.
  • Stable secondary current for stable weld quality.
  • Less current loss as compared to AC models.
  • Includes all above features.
  • Welding Capability: sheet metal up to 4mm thickness or M12 nut projection welding.
ModelDDI-90-MDDI-150-M
 DDI-90-SP-MDDI-90-SPJ-MDDI-150-SP-MDDI-150-SPJ-M
Input Voltage380V, 415V, 440V, 480V; AC380V, 415V, 440V, 480V; AC
Input PhaseThree PhaseThree Phase
Rated capacity 90kVA150kVA
Max. Shortcircuit Current18000A18000A25000A28000A
Max duty cycle6%6%6%
Weld Force1000kg /160mm dia80mm
Stroke80mm60mm100mm
Throat Depth (To electrode)500mm500mm500mm500mm
Throat Depth (To center of platen)-350mm 350mm
Throat Height220mm220mm
Holder ø32mm ø32mm 
Horn ø68mm ø68mm 
Electrode Diameterø25mm ø25mm ø25mm ø25mm 
T Mountø25mm ø25mm ø25mm ø25mm 
Projection Platen (Upper)150mm □150mm □150mm □150mm □
Projection Platen (Lower)150mm □150mm □150mm □150mm □
Cooling Water15L/Min20L/Min20L/Min
Machine Dimension 450mm W x 1150mm L x 2100mm H450mm W x 1150mm L x 2100mm H450mm W x 1150mm L x 2100mm H
Machine Weight300kgf300kgf300kg300kg