The properties and characteristics of core materials commonly used in plasma cutting inverter are introduced in the paper. The design procedures and examples of main transformer are proposed.
介绍了逆变式等离子切割机主变压器常用的磁心材料的性能特点，提出了设计、制作主变压器的步骤、计算方法及示例。
The products of HJ electric are IGBT inverter DC arc welders, IGBT inverter DC air plasma cutting machine, resistance welders, welding wire feeder and other welding and cutting equipment.
瀚金电气的产品包括：IGBT逆变直流弧焊机，IGBT逆变直流空气等离子切割机，电阻焊机，焊接送丝机等焊接与切割设备。
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