Danfoss 148B6310 Installation guide

Type
Installation guide
Installation Guide
Shut-off valves, SVA-S 100-200
Max permissible pressure difference for closing/opening
148R9629
148R9629
© Danfoss | DCS (MWA) | 2018.09
AN146986431184en-000102 | DKRCI.PI.KD2.M2.02 | 1
ENGLISH
The SVA 100-200 stop valve has a limita-
tion on the operating pressure differential,
when the valve has to close/open. This
differential closing pressure is according to
EN12284 which is a part of EN378-1.
The table below states the maximum
pressures at which the valves can be
operated manually and tightness can be
achieved.
P1 P2
P1
P2
Flow direction
P1 P2 P2 P1 P2 P1
Valve size
[DN]
Closing and opening pressure
ΔP max. (P1-P2)
Closing pressure
ΔP max. (P2-P1)
Opening pressure
ΔP max. (P2-P1)
100 44 bar / 638 psi 52 bar / 754 psi 44 bar / 638 psi
125 33 bar / 478 psi 52 bar / 754 psi 33 bar / 478 psi
150 21 bar / 304 psi 52 bar / 754 psi 21 bar / 304 psi
200 14 bar / 203 psi 52 bar / 754 psi 14 bar / 203 psi
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Danfoss 148B6310 Installation guide

Type
Installation guide

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