Pressure regulator p1, p2, ΔPVA4001; VA4003; VA4005

Self-acting pressure regulator with possibility of use in demanding applications (higher temperatures, perforated plugs, cage)

Nominal diameters

• DN 15 (½“) – DN 250 (10“)

Nominal pressure values

• PN 10 – PN 40
• Class 150 – Class 300

Design

• self-acting pressure regulator of outlet pressure P2
• self-acting pressure regulator of intlet pressure P1 
• self-acting pressure regulator of differential pressure ΔP

Operating temperature range

• -30°C to +340°C

Flow characteristics

• proportional

Flow coefficient Kvs

• 1 – 400 [m³.h^-1]

Leakage class (IEC 60534-4)

• class IV
• class VI

Body material

• gray iron GJL 250 (GG25)
• alloy steel GJS 400-18T(GGG-40.3)
• carbon steel GP240 GH(1.0619), A216 WCB
• stainless steel GX5CrNiMo 19-11-2 (1.4408)

Setting range [kPa]

• 10 – 40
• 30 – 160
• 100 – 400
• 200 – 800
• 200 – 1100
• and others

Maximum pressure drop

• 2,5 MPa

Maximum pressure in actuator chamber

• 2,5 MPa

Plug and seat material

• stainless steel 1.4571, 1.4541

Connection

• flanged