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BS EN IEC 62040-1:2019+A11:2021

BS EN IEC 62040-1:2019+A11:2021

$215.11

Uninterruptible power systems (UPS) – Safety requirements

Published By Publication Date Number of Pages
BSI 2021 82
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PDF Catalog

PDF Pages PDF Title
2 undefined
5 Blank Page
7 Blank Page
8 Blank Page
9 Annex ZZ (informative)Relationship between this European Standard and the safety objectives of Directive 2014/35/EU [2014 OJ L96] aimed to be covered
11 English
CONTENTS
13 FOREWORD
15 INTRODUCTION
16 1 Scope
2 Normative references
17 3 Terms and definitions
18 Tables
Table 1 – Alphabetical list of terms
24 4 Protection against hazards
25 Table 101 – UPS input port configuration
27 Figures
Figure 101 – Examples of design of openings preventing vertical access
28 Table 102 – Overvoltage categories
30 Table 103 – Maximum temperature limits for magnetic components during stored energy mode of operation
37 5 Test requirements
38 Table 22 – Test overview
43 Figure 102 – Test circuit for load-induced change of reference potential – Single-phase output
Figure 103 – Test circuit for load-induced change of reference potential – Three-phase output
46 Table 104 – Short-time withstand current
49 Table 105 – Temperature limits for transformer windings
51 6 Information and marking requirements
54 Figure 104 – Voltage backfeed warning label
58 Annexes
59 Annex A (normative) Additional information for protection against electric shock
Table A.101 – Comparison of limits of working voltage
60 Annex M (informative) Test probes for determining access
61 Annex AA (informative) Minimum and maximum cross-section of copper conductors suitable for connection to terminals for external conductor
Figure M.101 – Jointed test finger (IP2X)
62 Table AA.1 – Conductor cross-sections(extract from IEC 61439-1:2011)
63 Annex BB (normative) Reference loads
Figure BB.1 – Reference resistive load
64 Figure BB.2 – Reference inductive-resistive load (series)
Figure BB.3 – Reference inductive-resistive load (parallel)
Figure BB.4 – Reference capacitive-resistive load (series)
Figure BB.5 – Reference capacitive-resistive load (parallel)
65 Figure BB.6 – Reference non-linear load
67 Annex CC (normative) Ventilation of lead-acid battery compartments
70 Annex DD (informative) Guidance for disconnection of batteries during shipment
Figure DD.1 – Precautionary label for products shipped with the battery disconnected
71 Figure DD.2 – Precautionary label for products shipped with the battery connected
72 Annex EE (informative) Short-time withstand current test procedure – Guidance and typical values
Figure EE.1 – 3-wire test circuit for UPS short-time withstand current
73 Figure EE.2 – 4-wire test circuit for UPS short-time withstand current
74 Figure EE.3 – 2-wire test circuit for single phase UPS short-time withstand current
76 Annex FF (informative) Maximum heating effect in transformer tests
Table FF.1 – Test steps
78 Annex GG (normative) Requirements for the mounting means of rack-mounted equipment
80 Bibliography

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BS EN IEC 62040-1:2019+A11:2021
$215.11