Regin

BF320-4.2 BF - 2- and 3-way control valves, DN15-50, kvs 0.63-40, 20 mm stroke

Valves designed for control of hot, cold or glycol-mixed water in heating and ventilation systems. The valves are intended for use together with Regin’s RVAN5…/RVAN10… actuators.

Specifications

Specifications for BF320-4.2
Connection G¾"
Actuator connection Standard for RVAN5.../RVAN10... actuators
Rangeability 100:1
Stroke 20 mm
Nominal diameter DN20
Kvs 4.2 m³/h
Max. diff. pressure 1000 kPa
Specifications for BF - 2- and 3-way control valves, DN15-50, kvs 0.63-40, 20 mm stroke
Application Heating, Cooling, Ventilation
Pressure rating PN16
Connection types BSP internally threaded according to ISO 228/1
Flow characteristics Equal percentage
Leakage 0.1 % of Kvs ()
Media Hot water, Cold water, Glycol-mixed water (max. 50 % glycol)
Closing direction When stem is pulled outward
Media temperature -5…140 °C
Body Brass CW614N
Seat Brass CW614N
Plug Brass CW617N
Stem Stainless steel 1.4305
O-rings EPDM
Stuffing box Brass CW614N

Accessories