Pressure regulator p1, p2, ΔPZSN1; ZSN3; ZSN5; ZSN7

Self-acting pressure regulators of inlet pressure, outlet pressure or pressure drop

Nominal diameters

• DN 15 (½“) – DN 150 (6“)

Nominal pressure values

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

Design

• self-acting pressure regulator of outlet pressure P2 – type ZNS1
• self-acting pressure regulator of intlet pressure P1 – type ZNS3
• self-acting pressure regulator of differential pressure ΔP – type ZSN5, type ZSN7

Operating temperature range

• -30°C to +200°C

Flow characteristics

• proportional

Flow coefficient Kvs

• 1 – 320 [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]

• 40 – 160
• 100 – 400
• 200 – 800
• 280 – 1120

Maximum pressure drop

• 1,2 MPa

Maximum pressure in actuator chamber

• 2 MPa

Plug and seat material

• stainless steel 1.4571

Connection

• flanged