Series 811

Ordinary safety valve for water

Series 811
Standard safety relief valve with controlled rise for water outlet; suitable for heating installations.
Brass body.
Stainless steel AISI 302 spring.
Elastomer obturator seal.
Elastomer diaphragm.
Threaded angle connections FF UNI-EN-ISO 228.
Max admissible pressure PS 12 bar
Max operating temperature 120 °C
Opening overpressure +10%
Closing discard pressure -20%
Allowed fluid water-air (Gr.2)

Certifications:

PED

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Standard 1/2" x 3/4" female connection safety valve

Code Calibration (bar) Max. Pwr. (kW) Box Carton Cat.
08111430 2,50 50 1 45 07.01 ||08111430_LastPrice||
08111440 3,00 50 1 45 07.01 ||08111440_LastPrice||

Standard 3/4" x 1" female connection safety valve

Code Calibration (bar) Max. Pwr. (kW) Box Carton Cat.
08111530 2,50 100 1 20 07.01 ||08111530_LastPrice||

Standard female connection 1" x 1"1/4 safety valve

Code Calibration (bar) Max. Pwr. (kW) Box Carton Cat.
08111630 2,50 200 1 20 07.01 ||08111630_LastPrice||
08111640 3,00 200 1 20 07.01 ||08111640_LastPrice||

Standard female connection 1"1/4 x 1"1/2 safety valve

Code Calibration (bar) Max. Pwr. (kW) Box Carton Cat.
08111730 2,50 350 1 10 07.01 ||08111730_LastPrice||
08111740 3,00 350 1 10 07.01 ||08111740_LastPrice||

Safety valve for heating installations.

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