Frese ALPHA Threaded
Technical Data .
Size Range: DN15 – DN50
Max. Differential Pressure: 350 kPa / 600 kPa
Valve Housing: DZR Brass, CW602N
Pressure Class: PN25
Temperature Range: -20°C to 120°C
Flow Range: 26 l/h to 11,355 l/h
Frese ALPHA Wafer
Technical Data .
Size Range: DN50 – DN800
Max. Differential Pressure: 600 kPa
Valve Housing: Ductile Iron
Pressure Class: PN16/PN25 (Flanged DN50 – DN800 Wafer)
Medium Temperature Range: -20°C to 110°C
Flow Range: 3.82 to 3,823 m3/h
Frese ALPHA Cartridges
Technical Data .
Cartridge Material: DZR Brass CW602N AISI 304 (Wafer cartridges)
Spring: Stainless Steel 1.4310 (LP & HP cartridges)
AISI 316 (Wafer cartridges)
Diaphragm: HNBR (LP cartridges) HNBR reinforced (HP cartridges)
Medium Temperature: -20 to +1200C
Frese ALPHA Cool Cartridges
Technical Data .
Cartridge Material: PPS glass-reinforced
Spring: Stainless Steel 1.4310
Diaphragm: HNBR reinforced
Medium Temperature: -20 to +800C