Medium Frequency Direct Current machines use an
inverter, powered from a 3 phase supply in which the current is rectified
using diodes and then chopped by means of IGBTs into high frequency
alternating current. This alternating current is then transformed by the
welding transformer and again rectified. DC current is thus obtained at the
secondary side in to the parts to be welded.
The MFDC welding machine load is evenly distributed across all three
phases. This allow equal load to be drawn from each line, thus reducing peak
draw on any one line. The price of MFDC machines is higher than the
conventional Alternating current (AC) machines but users will get advantages
such as three phase balanced loading, weight reduction in transformer, about
20 to 25% less power requirement as compared to AC machines, better control
over time and uninterrupted energy input into the parts to be welded.
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Medium frequency is an ideal machine for spot welding of Aluminum,
Galvanized sheets (GI), Electro galvanized sheets (EGI), Stainless steel and
of course low carbon steel.
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I am Interested
Artech Capacitor discharge projection welding machines are excellent for welding stainless steel cookware and kitchenware. Machine delivers excellent aesthetics and weld strength. Artech CD projection welding machines are excellent for hangle welding, welding on double wall components, clips and bracket welding etc.
Product Details :
Material | Steel |
Welding Type | Capacitor Discharge Projection Welding |
Application | Cookware And Kitchenware |
Voltage | 440 Volt |
Frequency | 50 Hz |
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