VVF31 Siemens
Control valve flanged

production of discontinued

VVF31 Siemens Control valve flanged
calculation and selection
109 % - model rating
Drawing VVF31 Siemens Control valve flanged Design VVF31 Siemens Control valve flanged Scheme VVF31 Siemens Control valve flanged
Technical description
Model
VVF31
Manufacturer
Country
Switzerland
Allowable working fluids
Water
Body material
cast iron
Control element
globe valve
Flow characteristic
logarithmic-linear
Regulation
proportional
Pressure-balanced valve
-
Connection type
flanged
Drive connection
-
Tmax (for water)
150 °C
Tmin (for water)
-10 °C
PN
10
Kvs m³/h
dP= 0.0 kPa

technical
specifications
price

DN
mm 		Kvs
m³/h 		L
mm 		h
mm 		compatible with
actuator 		price
15 2.50
4.00
 130 20

SKD32
Siemens : dPmax = 3.0 bar

SKD60
Siemens : dPmax = 3.0 bar

SKD82
Siemens : dPmax = 3.0 bar

SKB32
Siemens : dPmax = 3.0 bar

SKB60
Siemens : dPmax = 3.0 bar

SKB82
Siemens : dPmax = 3.0 bar

 production of discontinued
25 5.00
6.30
7.50
10
 160 20

SKD32
Siemens : dPmax = 3.0 bar

SKD60
Siemens : dPmax = 3.0 bar

SKD82
Siemens : dPmax = 3.0 bar

SKB32
Siemens : dPmax = 3.0 bar

SKB60
Siemens : dPmax = 3.0 bar

SKB82
Siemens : dPmax = 3.0 bar

 production of discontinued
40 12
16
19
25
 200 20

SKD32
Siemens : dPmax = 3.0 bar

SKD60
Siemens : dPmax = 3.0 bar

SKD82
Siemens : dPmax = 3.0 bar

SKB32
Siemens : dPmax = 3.0 bar

SKB60
Siemens : dPmax = 3.0 bar

SKB82
Siemens : dPmax = 3.0 bar

 production of discontinued
50 31
40
 230 20

SKD32
Siemens : dPmax = 3.0 bar

SKD60
Siemens : dPmax = 3.0 bar

SKD82
Siemens : dPmax = 3.0 bar

SKB32
Siemens : dPmax = 3.0 bar

SKB60
Siemens : dPmax = 3.0 bar

SKB82
Siemens : dPmax = 3.0 bar

 production of discontinued
65 49
63
 290 20

SKD32
Siemens : dPmax = 2.8 bar

SKD60
Siemens : dPmax = 2.8 bar

SKD82
Siemens : dPmax = 2.8 bar

SKB32
Siemens : dPmax = 3.0 bar

SKB60
Siemens : dPmax = 3.0 bar

SKB82
Siemens : dPmax = 3.0 bar

 production of discontinued
80 78
100
 310 20

SKD32
Siemens : dPmax = 1.8 bar

SKD60
Siemens : dPmax = 1.8 bar

SKD82
Siemens : dPmax = 1.8 bar

SKB32
Siemens : dPmax = 3.0 bar

SKB60
Siemens : dPmax = 3.0 bar

SKB82
Siemens : dPmax = 3.0 bar

 production of discontinued
100 124
160
 350 40 production of discontinued
125 200
250
 400 40 production of discontinued
150 300
315
 480 40

SKD82
Siemens : dPmax = 1.0 bar

 production of discontinued

DN - nominal diameter, mm.

L - length along the pipeline axis, mm.

h - valve stem travel, mm.

dP - permissible pressure drop across the valve (for water), bar.

Kvs - flow capacity, corresponds to the water flow rate in m³/h, at which the pressure drop across the valve will be 1 bar.

question : comment : feedback

where to notify about the reply. not published anywhere
Kvs
Flow coefficient
m³/h
PN
Nominal pressure PN
bar
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