Alfa Laval Unique SSV Series, Инструкция по эксплуатации

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6 Technical data
It is important to observe the technical data during installation, operation and maintenance.
Inform all personnel about the technical data.
6.1 Technical data
Data - valve
Max. product pressure
1000 kPa (10 bar).
Min. product pressure Full vacuum (depending on product specifications).
Temperature range -10
o
C to + 140
o
C (standard EPDM seal).
Materials - valve/crank mechanism
Product wetted steel parts 1.4404 (316L) (internal Ra < 0.8 µm).
Other steel parts 1.4301 (304).
Plug seal
EPDM / PTFE (TR2).
Other product wetted seals EPDM (standard).
Optional product wetted seals HNBR and FPM.
Noise
One metre away from and 1.6 metres above the exhaust the noise level of a valve actuator will be approximately 77db (A)
without noise damper and approximately 72 db (A) with damper - measured at 7 bar air-pressure.
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