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PVS 803 Safety Device
Brand: Pietro Fiorentini S.p.A.PVS 803 is the pilot-operated relief valve by Pietro Fiorentini in which the opening and the closing of the main plug is controlled by a pilot device which is very sensitive to the variations of the in-line pressures.
Mainly used in high-pressure transmission systems and in medium pressure gas distribution networks, this device can be used with natural gas and previously treated, non corrosive gaseous fluids.
Features- Design pressure: up to 100 bar
- Design temperature: from -20° to +60° C
- Rangeability: 200:1
- Sizes DN: up to 8″
- Flanges: ANSI 150, 300 and 600 according to ASME B16.5 and PN 16 according EN 1092
- End to end dimensions: according to EN ISO 4126-4
Specifications
Brand
Intervention Range
- 1.5 - 74 bar
Available Size
- 2” (DN 50)
- 3” (DN 80)
- 4” (DN 100)
- 6” (DN 150)
Flanging
- Class 150, 300, 600 (EN 1759-1), PN 16, PN 50, PN 100 (ISO 7005-1)
Maximum Inlet Pressure
- 100 bar
Opening Start Pressure
Inlet Gas Temperature
- -20° to 60° C