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LESER GmbH
Clean ServiceType 481
Safety valve with small capacity for safeguarding secondary processes in hygienic applications.
Components & Design
Component data being added…
Technical Data
Set pressure (according to CE)
0,1 – 68 bar | 1,5 – 986 psig
Set pressure (according to ASME)
1 – 68 bar | 15 – 986 psig
Temperature (according to CE)
-45 to 250 °C | -49 to 482 °F
Temperature(according to ASME)
-45 to 250 °C | -49 to 482 °F
Connections DIN/ISO
Clamp and threaded connections in the following sizes: DN 15 to DN 25
Connections ASME
Clamp and threaded connections in the following sizes: NPS 3/4 to NPS 1
Flange class Inlet DIN
PN16 - PN 68
Flange class Inlet ASME
Class 150 - Class 300
Body material
1.4404 | SA 479 316L
Narrowest flow diameter d₀
10 mm | 0.394 in
Narrowest flow area A₀
78.5 mm² | 0.122 in²
source url
https://www.leser.com/en/products/clean-service/type-481/
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Equipment Model #159150
· ✓ still in production
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Actuation Valve & Control Ltd · United KingdomAlfa Laval Aalborg Oy · DenmarkJ A Moody LLC · United StatesShiptec AG · SwitzerlandTMS - Hamburg Technical Marine Ser · GermanyValve Center Limited · Vereinigtes Koenigreich
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