Four-way ball valve in the power plant water supply system known as two-way switch valve (also known in the petrochemical system switching valve to the air exchange), applicable to liquids, gases, dust, slurry and solid particles in the medium containing the circulatory system. Such as: forward and reverse cycle power plant unit cooler water supply system.
Structural features:
1, positive and negative water cooler for the power system design of a particular process, function application, and reliable;
2, top-loading structure of the fixed ball valve seat seal surrounded by good performance, resistance to sand abrasion, long life;
3, electric, pneumatic operation (if necessary switch to manual operation);
4, easy to control the control box on the valve and between the good and the host computer of information between the channel and user interface; and according to process requirements to achieve a certain interval automatically switch the positive and negative water