prEN IEC 60730-2-8:2024
(Main)Automatic electrical controls - Part 2-8: Particular requirements for electrically operated water valves, including mechanical requirements
Automatic electrical controls - Part 2-8: Particular requirements for electrically operated water valves, including mechanical requirements
Automatische elektrische Regel- und Steuergeräte - Teil 2-8: Besondere Anforderungen an elektrisch betriebene Wasserventile, einschließlich mechanischer Anforderungen
Dispositifs de commande électriques automatiques - Partie 2-8: Exigences particulières pour les électrovannes hydrauliques, y compris les exigences mécaniques
Avtomatske električne krmilne naprave - 2-8. del: Posebne zahteve za električno krmiljene vodne ventile, vključno z mehanskimi zahtevami
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Standards Content (Sample)
SLOVENSKI STANDARD
01-maj-2024
Avtomatske električne krmilne naprave - 2-8. del: Posebne zahteve za električno
krmiljene vodne ventile, vključno z mehanskimi zahtevami
Automatic electrical controls - Part 2-8: Particular requirements for electrically operated
water valves, including mechanical requirements
Dispositifs de commande électriques automatiques - Partie 2-8: Exigences particulières
pour les électrovannes hydrauliques, y compris les exigences mécaniques
Ta slovenski standard je istoveten z: prEN IEC 60730-2-8:2024
ICS:
97.120 Avtomatske krmilne naprave Automatic controls for
za dom household use
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
72/1411/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60730-2-8 ED4
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2024-03-15 2024-06-07
SUPERSEDES DOCUMENTS:
72/1398/RR
IEC TC 72 : AUTOMATIC ELECTRICAL CONTROLS
SECRETARIAT: SECRETARY:
United States of America Ms Grace Roh
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:
Other TC/SCs are requested to indicate their interest, if
any, in this CDV to the secretary.
FUNCTIONS CONCERNED:
EMC ENVIRONMENT QUALITY ASSURANCE SAFETY
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
This document is still under study and subject to change. It should not be used for reference purposes.
Recipients of this document are invited to submit, with their comments, notification of any relevant patent rights of
which they are aware and to provide supporting documentation.
Recipients of this document are invited to submit, with their comments, notification of any relevant “In Some
Countries” clauses to be included should this proposal proceed. Recipients are reminded that the CDV stage is the
final stage for submitting ISC clauses. (SEE AC/22/2007 OR NEW GUIDANCE DOC).
TITLE:
Automatic electrical controls - Part 2-8: Particular requirements for electrically operated water
valves, including mechanical requirements
PROPOSED STABILITY DATE: 2028
NOTE FROM TC/SC OFFICERS:
electronic file, to make a copy and to print out the content for the sole purpose of preparing National Committee positions.
You may not copy or "mirror" the file or printed version of the document, or any part of it, for any other purpose without
permission in writing from IEC.
IEC CDV 60730-2-8 ED4 © 2024 -2- 72/1411/CDV
1 CONTENTS
2 CONTENTS . 1
3 1 Scope . 8
4 2 Normative references. 9
5 3 Terms and definitions . 10
6 3.2 Definitions of types of control according to purpose . 10
7 3.3 Definitions relating to the function of controls . 11
8 3.13 Miscellaneous definitions . 13
9 4 General . 13
10 4.3 General notes on tests . 13
11 5 Required technical information . 13
12 5.2 Methods of providing technical information . 13
13 5.4 Additional requirements for marking . 15
14 6 Protection against electric shock . 15
15 6.1 General requirements . 15
16 7 Provision for protective earthing . 16
17 8 Terminals and terminations . 16
18 8.2 Terminals and terminations for internal conductors . 16
19 9 Constructional requirements . 16
20 9.3 Actuation and operation. 16
21 9.101 Nominal size and thread size of end-connections . 17
22 10 Threaded parts and connections . 17
23 11 Creepage distances, clearances and distances through solid insulation . 17
24 12 Components . 17
25 13 Fault assessment on electronic circuits . 17
26 13.1 Fault assessment for inherent safety . 18
27 14 Moisture and dust resistance . 18
28 15 Electric strength and insulation resistance . 18
29 16 Heating . 18
30 17 Manufacturing deviation and drift . 19
31 18 Environmental stress . 19
32 18.1 Transportation and storage . 19
33 18.2 Environmental stress of temperature . 19
34 19 Endurance . 20
35 19.1 General requirements . 20
36 19.15 Test for particular purpose controls. 20
37 20 Mechanical strength . 21
38 20.101 Resistance to water pressure . 21
39 20.102 Torque test . 22
40 21 Resistance to heat, fire and tracking . 24
41 22 Resistance to corrosion . 24
42 23 Electromagnetic compatibility (EMC) requirements – Emission . 24
43 24 Normal operation . 24
44 24.2 Operation within the voltage range . 24
45 25 Electromagnetic compatibility (EMC) requirements – Immunity. 25
IEC CDV 60730-2-8 ED4 © 2024 -3- 72/1411/CDV
46 26 Abnormal operation tests . 25
47 26.1 Abnormal temperature test . 25
48 Annex H (normative) Requirements related to functional safety . 29
49 H.25 Electromagnetic compatibility (EMC) requirements – Immunity . 29
50 Annex R (informative) National differences relevant in the United States of America . 33
51 R.2 Normative references . 33
52 Annex S (informative) National differences relevant in Japan . 34
53 S.2 Normative references . 34
54 Annex T (informative) National differences relevant in Canada . 35
55 T.2 Normative references . 35
56 Annex AA (informative) Relation between different flow coefficients . 36
57 AA.1 Kv value . 36
58 AA.2 C value . 36
v
59 Annex BB (informative) Arrangement for the measurement of transient pressures
60 caused by water valves . 37
61 BB.1 Test arrangement and measurement procedure . 37
62 Annex CC (informative) Long term pressure test for thermoplastic bodied valves . 40
63 CC.1 Valves of thermoplastic material intended to be connected to the water
64 supply mains . 40
65 CC.2 Valves of thermoplastic material intended to be connected to the water
66 supply mains for the control of water for tap and shower outlets . 40
67 Annex DD (informative) Torque test . 42
68 DD.1 Torque test for valves with internally threaded end-connections according to
69 ISO 7-1 . 42
70 DD.2 Torque test for valves with internally threaded end-connections according to
71 ISO 228-1 . 43
72 DD.3 Torque test for valves with internally threaded end-connections with ISO
73 metric thread for compression fittings . 44
74 DD.4 Torque test for valves with externally threaded end-connections according to
75 ISO 7-1 . 44
76 DD.5 Torque test for valves with externally threaded end-connections according to
77 ISO 228-1 or to ISO metric thread for compression fittings . 44
78 DD.6 Torque test for valves with adaptors . 44
79 DD.7 Torque test for valves with internally or externally threaded end-connections
80 for NPT thread . 45
81 DD.8 Torque test for valves with internally or externally threaded end-connections
82 for SAE thread . 45
83 Annex EE (informative) Arrangement for the measurement of transient pressures
84 caused by water valves with a declared pressure of up to and including 1,0 MPa
85 (10 bar) . 46
86 EE.1 Description of test rig . 46
87 EE.2 Measurement procedure . 46
88 Bibliography . 48
90 Figure BB.1 – Transient pressure measurement test rig schematic diagram . 38
91 Figure DD.1 – Arrangements for carrying out the torque test . 42
92 Figure EE.1 – Transient pressure measurement test rig for valves with a declared
93 pressure of up to and including 1,0 MPa (10 bar) schematic diagram . 46
95 Table 1 – Required technical information and methods of providing these information . 13
IEC CDV 60730-2-8 ED4 © 2024 -4- 72/1411/CDV
96 Table 101 – Nominal size and thread size of end-connections . 17
97 Table 17 – Maximum heating temperatures . 19
98 Table 102 – Torque test requirements for metal valves with internal threaded end-
99 connections . 23
100 Table 103 – Torque test requirements for metal valves with external threaded end-
101 connections . 23
102 Table CC.1 – Test requirements for valves intended for uses other than the control of
103 water for tap and shower outlets . 40
104 Table CC.2 – Test requirements for valves intended for the control of water for tap and
105 shower outlets .
...
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