Vacuum breaking valve

Vacuum breaking valve

Product model: DKPF
Nominal diameter: DN15~800mm
Nominal pressure: PN1.6MPa
Applicable temperature: 0°C~200°C
Applicable medium: steam or water


Product overview
Vacuum damage valve is a kind of safety valve, mainly used in containers or pipelines, when the container or pipeline internal pressure is lower than the design vacuum pressure, the spring installed on the valve disc will start to work, the valve disc vertically down to open, the valve automatically open to inhale air, at this time the outside air into the container, destroy the vacuum in the pipeline, so as to protect the equipment and system; When a predetermined value is reached in the container or pipe, the valve disc is pushed up by air pressure, forming a seal, and the valve automatically closes. The vacuum break valve can be produced according to the set pressure of the user unit. Of course, the vacuum damage valve must not contact water, liquid and other media.



  • Conncetion cimension



  • Diameter
（DN） 		D1 D2 H1 H
100 180 205 14 203
150 240 275 18 308
200 310 350 21 360