MORRIS

WELDING MACHINE IGBT SERIES

IGBT is a transistor component that stands for Insulated Gate Bipolar Transistors. This device has a high speed of switching and is widely used for current welding machines to assist in voltage regulation. The IGBT is a semiconductor device that combines the current-carrying capabilities of a bipolar transistor, with the convenience of a MOSFET.

IGBT and MOSFET Working Principle

The IGBT is basically a MOSFET device that controls a bipolar power transistor with both transistors integrated on a single piece of silicon. MOSFETs generally work by varying the width of the electrode channel with the pressure on the electrode, called a gate, located between the gate and channel, and insulated with a thin layer of silicon oxide.
MODEL IGBT-120E  IGBT-120I  IGBT-140A IGBT-160E 
Rated Input Voltage (V)  160-250 220 160-250
Frequency (Hz)  50/60
Phase 1 Phase 
Rated Input Current (A)  15.6  19 20.8
Input Capacity (KVA)  3.5 4.3 5
No-load Voltage (V)  65
Current Range (A)  20-120 20-140 20-160
Rated Work Voltage (V)  22.8 23.6 24.4
Duty Cycle (%)  60
Electrode (mm)  1.6-2.5 1.6-3.2
Weight (Kg)   5 4 5.25 6


MODEL IGBT-160I IGBT-200I IGBT-400I IGBT-400H 
Rated Input Voltage (V)  160-250 220  380
Frequency (Hz)  50/60
Phase 1 Phase  3 Phase
Rated Input Current (A)  20.8  26 37
Input Capacity (KVA)  5 6.7 9 12
No-load Voltage (V)  65 79
Current Range (A)  20-160 20-200 20-280 20-400
Rated Work Voltage (V)  24.4 26 31.2 26
Duty Cycle (%)  60 40 60
Electrode (mm)  1.6-2.5 2.0-4.0 2.6-5.0
Weight (Kg)   4.5 6.4 27
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