BW250 BW2 - 2-way wafer type butterfly valves, DN40-200, kvs 110-3120

Butterfly valves for use in heating, cooling and ventilation systems. They are intended to be used together with Regin’s actuators.
Specifications for BW250
Nominal diameter DN50
Kvs 190 m3/h
ΔPs (SR…) [kPa] 6001
ΔPs (GR…) [kPa] 16002
ΔPs (OM2…) [kPa] N/A
ΔPs (OM3…) [kPa] N/A
ΔPs (OM4…) [kPa] N/A
Specifications for BW2 - 2-way wafer type butterfly valves, DN40-200, kvs 110-3120
Application Heating systems, cooling systems, ventilation systems
Pressure rating PN16
Connection Flanged according to EN 1092-2 / ISO 7005-2
Actuator mounting flange ISO 5211
Flow characteristics On/off (modulating possible between 10° and 70° opening)
Max. leakage 0 % of Kvs
Media Hot water, cold water, glycol-mixed water
Media temperature -20…+120°C
Max. flow speed 4m/s
Body Nodular iron EN-GJS-450-10
Disc Nodular iron EN-GJS-450-10 (Nylon coated)
Seat EPDM
Stem Stainless steel 1.4401
O-rings EPDM
HL1

Hand lever for manual operation of BW2 valves DN40…DN100.

HL2

Hand lever for manual operation of BW2 valves DN125…DN150.

HL3

Hand lever for manual operation of BW2 valves DN200.