中频炉的中频电源柜由几块控制板组成？

http://www.minglusc.com中频炉的中频电源柜，一般情况是恒功率的控制板1块，新型串联逆变的中频电源柜，内部分为整流控制板，逆变控制板，还有保护板和脉冲控制板。多年前的旧中频炉10几块控制板。

How many control panels are the intermediate frequency power cabinet of the induction melting furnace composed of?

The intermediate frequency power cabinet of the induction melting furnace is generally a constant power control panel. The intermediate frequency power cabinet of the new series inverter is divided into a rectifier control panel, an inverter control panel, and a protection panel and a pulse control panel. Several control panels of the old induction melting furnace 10 years ago.