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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The type tests to be performed shall be those given in Table 8. Tests, test procedures and acceptance criteria – Supplementary requirements.
Industrial valves – Measurement, test and qualification procedures for fugitive emissions – Part 1: Industrial valves – Actuators – Part 2: BSI also holds the copyright, in theUK, of the publications of the international standardization bodies.
Compliance with a British Standard cannot confer immunityfrom legal obligations. General introduction and designation system ISO Information on cookies usage. Users of BritishStandards should make sure that they possess the latest amendments fn. The actuator shall be properly marked to indicate the type of thread. When pressurised, direction of movement shall be 1514-3 accordance with Table fn below, unless otherwise specified. Coastal areas with low salinity. Table 2 — Environmental corrosion categories Corrosion category Typical environments Exterior Interior C2 low Atmospheres with low level of pollution.
Users of British Standards should make sure that they possess the latest amendments or editions. Table 2 — Environmental corrosion categories Typical environments Corrosion category ExteriorInterior C2 low Atmospheres with low level of Unheated buildings where pollution.
Type test shall be carried out on actuators that are representative of the current production. The relationship between air volume V and dimensions of connections “2” and “4” are given as guidelines.
For dated references, only the edition cited applies. The position, location, orientation and form of the pressure connections shall be established by the manufacturer.
Valve actuator family of standards EN 15714 -1,-2,-3 and -4
For dated references, only the edition cited applies. Industrial valves – Testing of metallic valves – Part 2: This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations.
Pressure Shell testWhen required 3 4. Operating time in both directions. 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. The following information is optional: It is the constant aim of BSI to improve the quality of our products and services.
For undated references, the latest edition of the referenced document including any amendments applies. The minimum duration for the leakage detection test shall be: Buying standardsOrders for all BSI, international and foreign standards publications should beaddressed to Customer Services.
Hydraulic part-turn actuators for industrial valves – Basic requirements. Pneumatic part-turn actuators for industrial valves – Basic requirements – This document provides basic requirements for pneumatic part-turn valve actuators, both double acting and single acting, used for on-off and modulating control duties.
It includes guidelines, recommendations and methods for enclosure and corrosion protection, control and testing. Test assessment and test procedures are the responsibility of the manufacturer. This is usually associated with critical valve applications e.
It is incorporated by Royal Charter.
The relationship between air volume V and dimensions of connections “2” and “4” are given as guidelines. Production rooms with high humidity and some air pollution, e. For detailsof these and other benefits contact Membership Administration.
1571-3
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
The terms and definitions applicable to this European Standard are given in EN Pneumatic part-turn actuators for 115714-3 valves – Basic requirements. It includes guidelines, recommendations and methods for enclosure and corrosion protection, control and testing.
The actuator shall be properly marked to indicate the type of thread. Copyright Copyright subsists in all BSI publications. Pneumatic part-turn actuators for industrial valves — Basic requirements www. Industrial valves – Actuators – Part 4: