1 风幕机用 PTC 电加热器 PTC Heater for Wind Curtain （Fin Type） 该产品为切片工艺翅片型加热器，主要应用于热风幕机，因其热转换率高， 具有升温迅速、安全无明火、无氧化，遇风机故障时能自动调节电流的通过量， 达到保护产品的作用。 The products adopt the new technology of incision .They are mainly applied to warm wind curtrain and because of their high heat transformation efficiency ,they have the charateristics of rapid temperature rising , safety and no open flame, no oxidation,automat