Diaphragm safety valves of this type are used to protect closed hot drinking water systems according to EN 806-2/ DIN 1988-200. In accordance with statutory requirements, the diaphragm safety valve is preset to the required fixed set pressure by the manufacturer and is sealed with an embossed security cap marked with the test badge and pressure rating to prevent unauthorised tampering with the setting. Subsequent alteration of the setting is not permitted and is impossible without destroying the security cap. The preset pressure is embossed on the security cap.
- Meets UBA regulations for drinking water
- Replacement insert makes servicing simple
- Easy venting
- Standardised discharge connection