SM152-11/4AC

Honeywell Diaphragm safety valve for closed water heaters, SM152

Type SM152 diaphragm-type safety valves are used to protect pressurised water heaters according to the requirements of DIN 4753, Part 1 and DIN 1988. 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.
Approvals: TUEV approved, certified to Pressure Equipment Directive 97/23/EG, Reference No. CE 0035
The valve size is defined by the size of the inlet connection. For closed water heaters in compliance with DIN 4753, Part 1 and EN 1717. Tested to TRD 721 for pressure range 1.0 bar to 10.0 bar.
Tested to TRD 721
Easy venting
Replacement insert makes servicing simple
Standardised discharge connection
Media: Water
Body material: brass
Spring bonnet material: synthetic material
Port connection type: internal threads
Max. media temperature: 95C

Not chrome plated, set pressure 10,0 bar
Port diameter: 1 1/4inch
DN size: 32mm
Set pressure: 10bar