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中频加热器：
中频加热设备由可控硅中频电源、感应加热圈、感应加热圈可调支架、冷却装置等组成。
中频电源主电路由三相全控整流桥、单相并联逆变桥及由电感应器、电容器组成的LC电路等组成
Medium frequency heater:
If heating equipment is composed of SCR IF power supply, induction heating ring, adjustable bracket of induction heating ring, cooling device, etc.
The main circuit of if power supply is composed of three-phase full control rectifier bridge, single-phase parallel inverter bridge and LC circuit composed of electric inductor and capacitor