prEN IEC 62820-1-1:2025
(Main)Building intercom systems - Part 1-1: System requirements - General
Building intercom systems - Part 1-1: System requirements - General
Gebäude-Sprechanlagen - Teil 1-1: Generelle Systemanaforderungen
Systèmes d'interphone de bâtiment - Partie 1-1: Exigences du système - Généralités
Notranja komunikacija v stavbah - 1-1. del: Splošne zahteve
General Information
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Standards Content (Sample)
SLOVENSKI STANDARD
01-april-2025
Notranja komunikacija v stavbah - 1-1. del: Splošne zahteve
Building intercom systems - Part 1-1: General requirements
Gebäude-Sprechanlagen - Teil 1-1: Generelle Systemanaforderungen
Systèmes d'interphone de bâtiment - Partie 1-1: Exigences du système - Généralités
Ta slovenski standard je istoveten z: prEN IEC 62820-1-1:2025
ICS:
35.240.67 Uporabniške rešitve IT v IT applications in building
gradbeništvu and construction industry
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.
79/720/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 62820-1-1 ED2
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2025-02-28 2025-05-23
SUPERSEDES DOCUMENTS:
79/651/CD, 79/655A/CC
IEC TC 79 : ALARM AND ELECTRONIC SECURITY SYSTEMS
SECRETARIAT: SECRETARY:
France Mr Jean-François LIGNEREUX
OF INTEREST TO THE FOLLOWING COMMITTEES: HORIZONTAL FUNCTION(S):
ASPECTS CONCERNED:
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
Attention IEC-CENELEC parallel voting
The attention of IEC National Committees, members of
CENELEC, is drawn to the fact that this Committee Draft for
Vote (CDV) is submitted for parallel voting.
The CENELEC members are invited to vote through the
CENELEC online voting system.
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:
Building intercom systems - Part 1-1: System requirements - General
PROPOSED STABILITY DATE: 2030
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.
79/720/CDV – 2 – IEC CDV 62820-1-1 ED2 © IEC 2025
1 CONTENTS
2 FOREWORD . 5
3 INTRODUCTION . 7
4 1 Scope . 8
5 2 Normative references . 8
6 3 Terms, definitions and abbreviations . 9
7 3.1 Terms and definitions . 9
8 3.2 Abbreviations . 11
9 4 Functional requirements . 11
10 4.1 Basic functional requirements . 11
11 4.1.1 General . 11
12 4.1.2 Requirements for building intercom system with SMU . 12
13 4.2 Additional functions . 13
14 5 Performance requirements. 13
15 5.1 Audio characteristics . 13
16 5.1.1 Acoustic pressure level . 13
17 5.1.2 Overall loudness rating (OLR). 13
18 5.1.3 Overall sensitivity . 13
19 5.1.4 Frequency response . 15
20 5.1.5 Acoustic distortion . 15
21 5.1.6 Channel S/N ratio . 15
22 5.1.7 Sidetone masking rating (STMR) . 15
23 5.1.8 Idle channel noise . 16
24 5.1.9 Ringtone sound pressure . 16
25 5.1.10 Acoustic stability (Larsen effect) . 16
26 5.1.11 Acoustic safety . 16
27 5.2 Video characteristics . 16
28 5.2.1 Image resolution . 16
29 5.2.2 Grey scale . 16
30 5.2.3 Focus distance . 16
31 5.2.4 Color reproduction . 16
32 5.2.5 Environmental illuminance adaptability . 16
33 5.3 Environmental adaptability requirements . 17
34 5.3.1 Environmental classes . 17
35 5.3.2 Environmental adaptability . 17
36 5.4 Safety requirements . 17
37 5.5 Additional protection under fault conditions . 18
38 5.6 Electromagnetic compatibility requirements . 18
39 5.6.1 Electromagnetic compatibility immunity requirements . 18
40 5.6.2 Additional electromagnetic compatibility immunity requirements . 18
41 5.6.3 Electromagnetic compatibility emission requirements . 19
42 5.7 Markings and mechanical structural requirements . 19
43 5.7.1 Markings . 19
44 5.7.2 Mechanical structure . 19
45 5.7.3 Enclosure protection capability . 19
46 5.7.4 Anti-vandalism . 19
IEC CDV 62820-1-1 ED2 © IEC 2025 – 3 – 79/720/CDV
47 6 Test methods . 20
48 6.1 Test conditions . 20
49 6.1.1 Test environmental conditions . 20
50 6.1.2 Electrical connection . 20
51 6.2 Function test . 20
52 6.3 Audio characteristics test . 20
53 6.4 Video characteristics test . 20
54 6.5 Environmental adaptability test . 20
55 6.6 Safety test . 20
56 6.7 Additional protection under fault conditions test . 21
57 6.8 Electromagnetic compatibility test . 21
58 6.8.1 Electromagnetic compatibility immunity test . 21
59 6.8.2 Additional electromagnetic compatibility immunity test . 21
60 6.8.3 Electromagnetic compatibility emission test . 21
61 6.9 Markings and mechanical structure test . 21
62 6.9.1 Markings and scrub resistance test . 21
63 6.9.2 Mechanical structure test . 21
64 6.9.3 Enclosure protection capability test . 21
65 6.9.4 Anti-vandalism test . 22
66 7 Documentation . 22
67 Annex A (normative) Test of audio characteristics . 24
68 A.1 Test conditions . 24
69 A.2 Acoustic pressure level test . 24
70 A.2.1 Methods . 24
71 A.2.2 Calibration of test equipment . 25
72 A.2.3 Test of the acoustic pressure level. 25
73 A.3 Overall loudness rating (OLR) test . 26
74 A.3.1 Measurement of sound pressure P at the MRP . 26
m
75 A.3.2 Measurement of output sound pressure P of the hands-free EUT . 26
o
76 A.3.3 Measurement of output sound pressure P of the handset EUT . 27
e
77 A.3.4 Calculations of the OLR . 28
78 A.4 Overall sensitivity test . 29
79 A.4.1 Test of the overall sensitivity at the hands-free EUT . 29
80 A.4.2 Test of the overall sensitivity at the handset EUT . 29
81 A.5 Frequency response test . 29
82 A.6 Acoustic distortion test . 30
83 A.7 Channel S/N ratio test . 30
84 A.8 Sidetone masking rating (STMR) test . 30
85 A.9 Idle channel noise test . 31
86 A.10 Ringtone sound pressure test . 31
87 A.11 Acoustic stability (Larsen Effect) test . 31
88 A.12 Acoustic safety test . 32
89 Annex B (normative) Test of video characteristics. 34
90 B.1 Test conditions . 34
91 B.2 Connection of the tested system . 34
92 B.3 Image resolution test . 34
93 B.4 Grey scale test . 35
94 B.5 Focus distance test . 36
79/720/CDV – 4 – IEC CDV 62820-1-1 ED2 © IEC 2025
95 B.6 Color reproduction test. 37
96 B.7 Environmental illumination adaptability test . 37
97 Annex C (normative) Different requirements between grade 1 and grade 2 . 38
98 Annex D (normative) Safety requirements correspondence in IEC 60065 or
99 IEC 60950-1 or IEC 62368-1 . 40
100 Bibliography .
...
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