Purpose: designed to protect the equipment from pressure surge above the maximum allowable level.

Applications: Petrochemical industry, power engineering, metals and other industries.
Nominal diameter: DN 150/200.
Working pressure: 13.7 MPa.
Working temperature: +570˚C.
Capacity: (at p = 13.7 MPa) – 170 t/h.
Working media: water, steam and other media.

Advantages:

• leak tightness class A GOST R 54808-2011 (on request)
• can be operated at high temperatures of the working medium (+ 570˚C)
• damping device
• low operating costs
• connection compatible with valve CHZEM 392-175/90-0g (-01)