EN 15714-3 PDF

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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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Valve actuator family of standards EN 15714 -1,-2,-3 and -4

If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained.

Operating time in both directions. General introduction and designation system ISO It includes guidelines, recommendations and methods for enclosure and corrosion protection, control and testing.

Various BSI electronic information 15741-3 are also available whichgive details on all its products and services. Fn operating medium should be compressed air, unless otherwise specified. It is the constant aim of BSI to improve the quality of our products and services.

Key a 5,5 for M5 or 6,5 for M6 1 level 1 2 level 2 Figure 5 — Dimensions of optional ancillaries bracket 4. Industrial valves – Shell design strength – Part 4: Industriearmaturen – Antriebe – Teil 3: The following information is optional: Mating dimensions between differential pressure type measuring instruments and flanged-on shut-off devices up to bar 41,3 MPa IEC BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards.

BSI also holds the copyright, in theUK, of the publications of the international standardization bodies.

Type test shall be carried out on actuators that are representative of the current production. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.

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BS EN 15714-3:2009

Revisions British Standards are updated by amendment 157144-3 revision. The actuator shall be properly marked to indicate the type of thread. Industrial valves – Testing of metallic valves – Part 2: Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.

The actuator shall be properly marked to indicate the type of thread. RevisionsBritish Standards are updated by amendment or revision.

BS EN 工业阀门.执行器.第3部分:工业阀门用部分回转气压执行器.基本要求 – MBA智库文档

External actuator leakage rates at room temperature shall be measured and recorded at the beginning and at the end of the test, at both end of travel positions. The type tests to be performed shall be those given in Table 8. It shall be possible to adjust the indicator when necessary.

15714-33 buildings where condensation may occur, e.

Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. NOTE 2 Table 2 may be used to define the corrosion category in order to help the actuator manufacturers to define the surface em for corrosion protection. Buying standards Orders for all BSI, international and foreign standards publications should be addressed 15714- Customer Services.

Hydraulic part-turn actuators for industrial valves – Basic requirements.

EN – European Standards

The following is optional: The mounting of positioners and signal devices to part-turn actuators is also possible with a bracket with dimensions according to the Table 7 and Figure 5. Connections shall be clearly identified with numbers 2 and 4in accordance with ISO Headquarters This does not preclude the free use, in the course of implementing the standard,Chiswick High Road,London, W4 4AL, 157144-3 necessary details such as symbols, and size, type or grade designations. At the 15741-3 supply pressure, the maximum output torque of the selected actuator shall not exceed the maximum allowable valve stem torque limitation MAST.

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The terms and definitions applicable to this European Standard are given in EN It is the constant aim of BSI to improve the quality of e products and services.

The appropriate type tests shall be repeated when the design, or the production 157714-3 have been modified, which could affect the functional performances. The mounting of positioners and signal devices to part-turn actuators is also possible with a bracket with dimensions according to the Table 7 and Figure 5. Except aspermitted under the Enn, Designs and Patents Act no extract maybe reproduced, stored in a retrieval system or transmitted in any form or by anymeans — electronic, photocopying, recording or otherwise — without prior writtenBSI Grouppermission from BSI.

Operating time in both directions.

Type tests results shall be recorded in a test report, detailing the type, quantity and sizes of the actuators tested and the test equipment and measuring devices used. Eworldwide for CEN national Members.

The shaft shall have a slot and a threaded hole according to Figure 4. The following is optional: The length C of the drive shaft, distances A and B of the holes and relevant attachment dimensions, for mounting level 1, shall be in accordance with Table 7.

C5-I very high — industrial Industrial areas with high humidity Buildings or areas with almost and aggressive atmosphere. It presents the UK view on standards in Europe and at theinternational level. The type tests to be performed shall be those given in Table 8.