EN “Industrial valves – Actuators – Part 3: pneumatic part-turn actuators for industrial valves – Basic requirements” • EN “ Industrial. CSN EN – Industrial valves – Actuators – Part 3: Pneumatic part-turn actuators for industrial valves – Basic requirements, Category: Find the most up-to-date version of DIN EN at Engineering
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This is usually associated with critical valve applications e. If these details enn to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. The final leakage values at 0,55 MPa 5,5 bar shall not exceed the rates given in Table A. The actuator shall be properly marked to indicate the type of thread.
Type test shall be carried out on actuators 157143- are representative of the current production. The minimum test pressure for pressurised parts shall be 1,43 times the maximum allowable pressure. Compliance with a British Standard cannot confer immunityfrom legal obligations.
The test rig shall em equipped with following calibrated devices: RevisionsBritish Standards are updated by amendment or revision. Unpressurised enclosures shall be designed to remain unpressurised also in case of malfunction or failure.
Classification system and qualification procedures for type testing of valves.
Unpressurised enclosures shall be designed to remain unpressurised also in case of malfunction or failure. Users are responsible for its correct application. It is incorporated by Royal Charter.
Copyright Copyright subsists in all BSI publications. The appropriate type tests shall be repeated when the design, or the production process have been modified, which could affect the functional performances.
It presents the UK view on standards in Europe and at the international level.
It shall be possible to adjust ej indicator when necessary. Test assessment and test procedures are the responsibility of the manufacturer. NOTE 2 Table 2 may be used to define the corrosion category in order to help the actuator manufacturers to define the surface treatment for corrosion protection. The shaft shall have a slot and a threaded hole according to Figure 4.
Valve actuator family of standards EN -1,-2,-3 and -4
The operating medium should be compressed air, unless otherwise specified. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to E Services. Valve manufacturer, type, size, function and operating characteristics.
Pneumatic part-turn actuators for industrial valves – Basic requirements Robinetterie industrielle – Actionneurs – Partie 3: The actuator manufacturer’s technical documentation shall specify the corrosion protection category according to Table 2.
CSN EN 15714-3
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The terms and definitions applicable to this European Standard are given in EN Dimensions, tolerances and designation ISO The test rig shall be equipped with following calibrated devices: C5-I very high — industrial Industrial areas with high humidity Buildings or areas with almost and aggressive atmosphere. This publication does not purport to include all the necessary provisionsof a contract.
Calculation method for valve shells manufactured in metallic materials other than steel.
EN – European Standards
Im 2 Immersed in sea or brackish water Harbour areas and offshore structures. C5-M very high — marine Coastal 15714–3 offshore areas with high salinity.
Industrial valves – Testing of metallic valves – Part 2: The maximum allowable pressure shall be at least 0,8 MPa 8 barunless otherwise specified.