VFL380-79 VFL2/VFL3 - 2- and 3-way DIN-standard flanged valve

Control valves intended for use in heating, cooling and ventilation systems. They are intended to be used together with the SE 18, SE 25 actuators. The valves have DIN-standard lengths.

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Specifications for VFL380-79
Nominal diameter DN80
Kvs 79 m3/h
Stroke 20 mm
Actuator SE18, SE25
Specifications for VFL2/VFL3 - 2- and 3-way DIN-standard flanged valve
Pressure rating PN16
Connection Flanged according to EN 1092-2
Flow characteristics

A → AB: 0-30 % open = linear, 30 - 100 % open = equal percentage
B → AB: linear

Max. leakage

A - AB: DN65…DN80 = max 0.1 % of the kvs value, DN100…DN150 = max 0.2 % of the kvs value
B - AB: Max 2 % of the kvs value

Media Hot water, cold water, glycol-mixed water
Media temperature -5…+120°C
Rangeability 100:1
Body Cast iron Grade 200
Seat Cast iron Grade 200
Plug Stainless steel 1.4301
Stem Stainless steel 1.4301
Packing box Brass CW 617N
Bonnet Cast iron Grade 200
O-rings EPDM
Packing Aramid reinforced rubber