EN IEC 60534-4:2022

SLOVENSKI STANDARD
01-junij-2022
Nadomešča:
SIST EN 60534-4:2007
Regulacijski ventili za industrijske procese - 4. del: Preverjanje in rutinsko
preskušanje (IEC 60534-4:2021)
Industrial-process control valves - Part 4: Inspection and routine testing (IEC 60534-
4:2021)
Stellventile für die Prozessregelung - Teil 4: Abnahme und Prüfungen (IEC 60534-
4:2021)
Vannes de régulation des processus industriels - Partie 4: Inspection et essais
individuels de série (IEC 60534-4:2021)
Ta slovenski standard je istoveten z: EN IEC 60534-4:2022
ICS:
23.060.40 Tlačni regulatorji Pressure regulators
25.040.40 Merjenje in krmiljenje Industrial process
industrijskih postopkov measurement and control
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 60534-4

NORME EUROPÉENNE
EUROPÄISCHE NORM February 2022
ICS 23.060 Supersedes EN 60534-4:2006 and all of its amendments
and corrigenda (if any)
English Version
Industrial-process control valves - Part 4: Inspection and routine
testing
(IEC 60534-4:2021)
Vannes de régulation des processus industriels - Partie 4: Stellventile für die Prozessregelung - Teil 4: Abnahme und
Inspection et essais individuels de série Prüfungen
(IEC 60534-4:2021) (IEC 60534-4:2021)
This European Standard was approved by CENELEC on 2022-01-20. CENELEC members are bound to comply with the CEN/CENELEC
Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 60534-4:2022 E

European foreword
The text of document 65B/1208/FDIS, future edition 4 of IEC 60534-4:2021, prepared by SC 65B
“Measurement and control devices” of IEC/TC 65 “Industrial-process measurement, control and
automation” was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2022–10–20
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2025–01–20
document have to be withdrawn
This document supersedes EN 60534-4:2006 and all of its amendments and corrigenda (if any).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 60534-4:2021 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 61298 (series) NOTE Harmonized as EN 61298 (series)
ISO 15848-2 NOTE Harmonized as EN ISO 15848-2
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments)
applies.
NOTE 1 Where an International Publication has been modified by common modifications, indicated by (mod), the
relevant EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available
here: www.cenelec.eu.
Publication Year Title EN/HD Year
IEC 60534 (series) - Industrial-process control valves EN 60534 (series) -

IEC 60534-4 ®
Edition 4.0 2021-12
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Industrial-process control valves –

Part 4: Inspection and routine testing

Vannes de régulation des processus industriels –

Partie 4: Inspection et essais individuels de série

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 23.060 ISBN 978-2-8322-1059-3

– 2 – IEC 60534-4:2021 © IEC 2021
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 6
4 Requirements . 8
4.1 General . 8
4.2 Hydrostatic test . 9
4.3 Seat leakage test . 9
4.4 Packing test . 10
4.5 Rated valve travel test . 10
4.6 Dead band tests . 10
4.7 Additional tests . 10
5 Tests procedures . 10
5.1 Measuring instruments . 10
5.1.1 General . 10
5.1.2 Pressure measuring instruments . 10
5.1.3 Flow measuring instruments . 10
5.1.4 Travel measuring instruments . 10
5.1.5 Calibration . 11
5.2 Test medium . 11
5.3 Test fixtures . 11
5.4 Hydrostatic test . 11
5.5 Seat leak test . 11
5.5.1 Test medium . 11
5.5.2 Actuator adjustments . 12
5.5.3 Test procedure . 12
5.5.4 Leakage specifications . 12
5.6 Packing test . 14
5.6.1 General . 14
5.6.2 Procedure A . 14
5.6.3 Procedure B . 15
5.7 Rated valve travel test . 15
5.7.1 General . 15
5.7.2 Control valves with positioners . 15
5.7.3 Control valves with spring-opposed actuators without positioners . 16
5.7.4 Control valves with double-acting actuators without positioners . 16
5.8 Dead band tests . 16
5.8.1 General . 16
5.8.2 Test equipment . 16
5.8.3 Test procedure . 16
5.8.4 Acceptance criteria . 17
5.9 Stroking time test . 17
5.9.1 General . 17
5.9.2 Test equipment . 18
5.9.3 Test procedures . 18
Annex A (informative) Example calculations of seat leakage . 19

IEC 60534-4:2021 © IEC 2021 – 3 –
A.1 General . 19
A.1.1 Overview . 19
A.1.2 Valve description . 19
A.1.3 Test differential pressures . 19
A.1.4 Calculation of rated valve capacity. 19
A.1.5 Calculated maximum allowable seat leakages . 22
A.2 General . 22
A.2.1 Overview . 22
A.2.2 Valve description . 22
A.2.3 Test differential pressure . 22
A.2.4 Calculation of class VI maximum allowable seat leakage . 23
Annex B (informative) Inspection and routine testing checklist (per IEC 60534-4) . 24
Bibliography . 25

Figure 1 – Hysteresis and dead band . 7

Table 1 – Tests . 9
Table 2 – Maximum seat leakage for each leakage class . 13
Table 3 – Maximum recommended values of dead band . 17
Table A.1 – Maximum seat leakage for each leakage class . 22

– 4 – IEC 60534-4:2021 © IEC 2021
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
INDUSTRIAL-PROCESS CONTROL VALVES –

Part 4: Inspection and routine testing

FOREWORD
1) The International Electrotechnical Commission (IEC) is a worldwide organization
...