高频感应加热设备维修两例１．一台ＧＰ－１００－Ｃ３型感应加热设备，已经正常工作了多年，近期发生故障。故障现象为：当设备正常工作半小时左右，发现网路电压跌落严重，灯丝电压下降，阳、栅流亦下降，高压整流变压器中有异常响声。停机一段时间后再开机，设备又能正... High frequency induction heating equipment repair two cases 1. A GP-100-C3-type induction heating equipment, has been working for many years, the recent failure. Symptom: When the device is working normally for about half an hour, it is found that the network voltage drops seriously, the filament voltage drops, and the anode and gate currents also drop. There is an abnormal noise in the high voltage rectifier transformer. Shut down some time after the boot, the device can be positive ...