亚洲AV成人无码久久精品换脸,国产粗又猛又黄又爽视频,操屄亚洲成人av一区二区三区四区,亚洲天堂在线播放,三级精品在线,中文又大又粗毛片,亚洲色逼图片Av,sese激情在线小说视频,亚洲av无逼毛,亚洲中文字幕无码系列

1. Small volume, waterproof, anti vibration, no noise, no contact arc;
2. Built in resistance capacitance absorption circuitt, long service life, strong anti-interference, high reliability;
3. The output is regulated by bidirectional thyristor, wide adjustment range;
4. External potentiometer can adjust the output voltage;
5. Screw fixed installation, standardized size, with safety cover;
6. .

Application:
1. Temperature control of industrial equipment;
2. Resistive heating element control;
3. Incandescent lamp dimming control;
4. Belt speed control;
5. Speed regulation of small AC motor;
6. And other automatic power regulation;

Not applicable:
1. AC motor control;
2. Transformer regulation and control;
3. Applications requiring complete sine wave input;
4. Applications requiring zero crossing output control;
5. Capacitive load and regulation control of rectifier circuit;