Valve Accessories; Technical Data - Samson 3251 Mounting And Operating Instructions

Design and principle of operation
Noise reduction
Trims with flow dividers can be used to re-
duce noise emission (see u T 8081).

3.3 Valve accessories

Information Sheet u T 8350

3.4 Technical data

The nameplates on the valve and actuator
provide information on the control valve ver-
sion. See the 'Markings on the device' chap-
ter.
Note
More information is available in Data Sheet
u T 8052.
Conformity of Type 3251-AM Valve
The Type 3251-AM Valve bears the CE mark
of conformity.
Conformity of Type 3251 Valve
The Type 3251 Valve bears the CE, UKCA
and EAC marks of conformity.
Temperature range
Depending on the version, the control valve
is designed for a temperature range from
–10 to +220 °C (14 to 428 °F). The use of
an insulating section or bellows seal can ex-
tend the temperature range from –196 to
3-4
+550 °C (–325 to +1022 °F) depending on
the properties of the materials used.
Leakage class
Depending on the version, the following
leakage class applies:
Seal (12 on
nameplate)
Pressure
balancing (14 on
nameplate)
Leakage class
(according to
IEC 60534-4)
Noise emissions
SAMSON is unable to make general state-
ments about noise emissions. The noise emis-
sions depend on the valve version, plant fa-
cilities and process medium.
Optional RFID tag
Application range according to the technical
specifications and the explosion protection
certificates. These documents are available
on our website at u www.samsongroup.com
> Products > Electronic nameplate.
ME, ST ME, ST PT, PK
– D/B
Min. IV Min. IV
EB 8052 EN
–
VI