PCV-VFQ 21, PN 25, DN 125, 160.00 m³/h, Flange
PCV-VFQ 21, PN 25, DN 125, 160.00 m³/h, Flange


Assem.kit PCV-VFQ21 PN25 125/160 flange

Product details

Gross weight 93 kg
Net weight 93 kg
EAN 5702421814024


Actuator size [cm2] 250 cm²
Cavitation factor 0.35
Connection types Flange
Control ratio 400:1
Description Assem.kit PCV-VFQ21 PN25 125/160 flange
Diameter [mm] 125 mm
Differential pressure range [bar] [Min] 0.5 bar
Differential pressure setting [bar] [Max] 15 bar
Differential pressure setting [bar] [Min] 0.5 bar
Flow characteristic Linear optimized
Function PCV Assembly kit
Kvs values [m³/h] 160 m³/h
Leakage rate [% Kvs] 0.05
Media pH [Max] 10
Media pH [Min] 7
Media temperature [°C] [Max] 150 °C
Media temperature [°C] [Min] 2 °C
Medium alternative Glycolic water up to 30%
Mounting version free
Number of ports 2
Permissible media District heating/cooling circulation water
Pressure class PN 25
Pressure nominal [bar] 25 bar
Product Group Pilot - controlled valves
Sealing material EPDM
Stem position Normally closed
Type PCV-VFQ 21
Valve body material Ductile cast iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone material Stainless steel M. No. 1.4404
Valve seat material Stainless steel, mat. No. 1.4021
Valve size DN 125


Spare Parts






Software and firmware to extend functionality