303 IVR
Pressure reduction valve

303 IVR Pressure reduction valve
calculation and selection
89 % - model rating
Drawing 303 IVR Pressure reduction valve Scheme 303 IVR Pressure reduction valve
Data sheet

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Model
303
Manufacturer
IVR
Country
Italy
Allowable working fluids
Water
Function
maintains the set pressure at the regulator outlet
Action
closes when the outlet pressure increases
Working position
normally open
PN
25
Tmax (for water)
80 °C
Tmin (for water)
0 °C
Connection type
internal thread
Body material
brass
Kvs m³/h
dP= 0.0 kPa

technical
specifications
price

DN
mm 		Kvs
m³/h 		L
mm 		dP
bar 		price
15 2.1 118 0.50 - 5.0
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20 3.4 138 0.50 - 5.0
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25 8.0 148 1.0 - 5.5
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32 10 165 1.0 - 5.5
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40 12 165 1.0 - 5.5
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50 13 190 1.0 - 5.5
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DN - nominal diameter, mm.

dP - setting range, bar.

L - length along the pipeline axis, mm.

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

question : comment : feedback

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Kvs
Flow coefficient
m³/h
Setting pressure
bar
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