Industrietechnik

VFX335 VFX, 2-, 3- and 3-way bypass fan coil valves

Valves, DN15-50, kvs 0.6-63, for control of heating and cooling in fan coil or chilled beams applications. The valves are intended to be used together with the thermal SE1 actuators. They are available as 2- and 3-way versions, as well as bypass versions. The valves have linear flow characteristics.

Specifications

Specifications for VFX335
Connection G3/4
Actuator connection M30x1.5. SE1T / SE1M
Stroke 2.5 mm
Nominal diameter DN20
Max. diff. pressure 250 kPa
Way 3
KVs direct way 2.5 m³/h
Specifications for VFX, 2-, 3- and 3-way bypass fan coil valves
Application Cooling, Heating, Fan coil
Pressure rating PN16
Connection types BSP externally threaded according to ISO 228/1
Flow characteristics Linear
Leakage 0.0 % of Kvs ()
Media Glycol-mixed water (max. 40 % glycol), Hot water, Cold water
Closing direction When stem is pulled outward
Media temperature 2…95 °C
Body Brass CW614N
Seat Brass CW614N
Plug PA + GF
Stem PA + GF
O-rings FKM
Stuffing box PPO + GP
Spring Stainless steel

Accessories