
Technical Data (Valves supplied without compression nuts and olives)
Nominal pressure PN 16
Nominal size DN 15 to DN 20
Flow characteristic Logorithmic
Mixing characteristic Linear
Medium temperature 2 to 120°C
Control ratio Minimum 1:50
Leakage rate: Through way Maximum 0,05% of Kvs
Leakage rate: Mixing way Maximum <1% of Kvs
Threaded connection External (Compression)
Material: Body Brass(dezincing)
Material: Stem Stainless steel
Material: Plug Brass
Material: Stem packing EPDM
Valves for control of fan coil systems •
along with 3-point control or
modulating actuators
15mm and 20mm compression •
ends for direct connection to copper
pipework (not supplied)
5.5mm stroke to prevent reduced •
flow caused by build up
Valve body and plug made of •
de-zincing free brass to eliminate
erosion
Option for flat connections - •
available on request
Two-way valves
Code No. Type DN (mm) Kvs (m3/h) Stroke (mm) Weight (kg)
065Z501000 VZ2 15/0.25 15 0.25 5.5 0.4
065Z501100 VZ2 15/0.4 15 0.4 5.5 0.4
065Z501200 VZ2 15/0.6 15 0.6 5.5 0.4
065Z501300 VZ2 15/1.0 15 1.0 5.5 0.4
065Z501400 VZ2 15/1.6 15 1.6 5.5 0.4
065Z501500 VZ2 15/2.5 15 2.5 5.5 0.4
065Z502000 VZ2 20/2.5 20 2.5 5.5 0.5
065Z502100 VZ2 20/4.0 20 4.0 5.5 0.5
Three-way valves
Code No. Type DN (mm) Kvs (m3/h) Stroke (mm) Weight (kg)
065Z511000 VZ3 15/0.25 15 0.25 5.5 0.4
065Z511100 VZ3 15/0.4 15 0.4 5.5 0.4
065z511200 VZ3 15/0.6 15 0.6 5.5 0.4
065Z511300 VZ3 15/1.0 15 1.0 5.5 0.4
065Z511400 VZ3 15/1.6 15 1.6 5.5 0.4
065Z511500 VZ3 15/2.5 15 2.5 5.5 0.4
065Z512000 VZ3 20/2.5 20 2.5 5.5 0.5
065Z512100 VZ3 20/4.0 20 4.0 5.5 0.5
Four-way valves
Code No. Type DN (mm) Kvs (m3/h) Stroke (mm) Weight kg)
065Z521000 VZ4 15/0.25 15 0.25 5.5 0.5
065Z521100 VZ4 15/0.4 15 0.4 5.5 0.5
065Z521200 VZ4 15/0.6 15 0.6 5.5 0.5
065Z521300 VZ4 15/1.0 15 1.0 5.5 0.5
065Z521400 VZ4 15/1.6 15 1.6 5.5 0.5
065Z521500 VZ4 15/2.5 15 2.5 5.5 0.5
065Z522000 VZ4 20/2.5 20 2.5 5.5 0.6
065Z522100 VZ4 20/4.0 20 4.0 5.5 0.6
VZ2 VZ3 VZ4
Use with AMV/AMV (-H) 130 or 140 Actuators
Fan Coil Control Valves with a 5.5mm Stroke
VZ2, 3 and 4-way
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