VFD315-4,0 VFD3 - 3-way control valves

Valves, DN15-50, kvs 0.63-40, 20 mm stroke, intended for control of cold, hot and glycol-mixed water in heating, ventilation and domestic water systems. The valves are intended to be used together with Industrietechnik’s SE5... actuators. Valves with DN32-50 may also be used with SE10 if a larger actuating force is required.

Specifications for VFD315-4,0
Nominal diameter DN15
Max. diff. pressure 1600 kPa
Kvs 4 m3/h
Actuator SE5
Specifications for VFD3 - 3-way control valves
Pressure rating PN16
Connection BSP externally threaded according to ISO 228/1; supplied with threaded connections
Flow characteristics Equal percentage
Max. leakage 0.1 % of the kvs value
Media Hot, cold or glycol-mixed water
Media temperature -5…+150°C
Rangeability 100:1
Stroke 20mm
Body Gunmetal CC491K (RG5)
Seat Gunmetal CC491K (RG5)
Plug Gunmetal CC491K (RG5)
Stem Stainless steel 1.4305
Packing box Dezincification resistant brass CW 602N
O-rings Viton
Nut Malleable cast iron, galvanized
Nipple Dezincification resistant brass CW 602N
Fitting seal Novatec Premium 2, Nitrile bonded aramid fibre with graphite
Cover lid Dezincification resistant brass CW 602N
IS0603080300

Spare parts kit, packing box for ETRS, MTVS and MTRS valves (until 2019-12) and for ETVS and NTVS valves.