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BS EN IEC 61557-1:2021 – TC:2022 Edition

BS EN IEC 61557-1:2021 – TC:2022 Edition

$217.84

Tracked Changes. Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC. Equipment for testing, measuring or monitoring of protective measures – General requirements

Published By Publication Date Number of Pages
BSI 2022 80
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PDF Catalog

PDF Pages PDF Title
1 30453698
45 A-30362865
46 undefined
51 Annex ZA (normative)Normative references to international publicationswith their corresponding European publications
56 English
CONTENTS
58 FOREWORD
60 INTRODUCTION
61 1 Scope
2 Normative references
62 3 Terms and definitions
66 4 Requirements
4.1 General requirements
4.2 Influence quantities – Operating uncertainty (B), percentage operating uncertainty (B [%])
68 4.3 Rated operating conditions
4.4 Battery test facility
4.5 Safety
4.6 Electromagnetic compatibility
4.6.1 Immunity
4.6.2 Emission
69 4.7 Mechanical strength against vibration
5 Marking and operating instructions
5.1 General
5.2 Marking
5.3 Operating instructions
5.3.1 Performance requirements
5.3.2 Other information
70 6 Tests
6.1 General
6.2 Operating uncertainty
6.2.1 General
6.2.2 Influence of changing position
6.2.3 Influence of temperature
6.2.4 Influence of the supply voltage
6.3 Battery test facility
6.4 Safety tests
71 6.5 EMC tests
6.6 Mechanical requirements
6.7 Marking and operating instructions
6.8 Records
72 Annex A (informative) Explanation of the application of GUM in series IEC 61557
A.1 Overview
A.2 Basic model of evaluation of results under operational conditions
A.2.1 General
A.2.2 Standard uncertainty of a result
73 A.2.3 Expanded uncertainty
A.2.4 Relative operating uncertainty
A.2.5 Calibration uncertainty
74 A.3 Operating uncertainty calculations as basis for 4.1
A.3.1 Standard uncertainty
A.3.2 Operating uncertainty in accordance with 4.1
75 Annex B (informative) Environmental aspects
B.1 Overview
B.2 Guidelines to establish a material declaration and end-of-life information
B.2.1 General
76 B.2.2 Guidelines for material declaration
B.2.3 Guidelines for end-of-life (EoL)
B.2.4 Example of a material declaration and end-of-life information
77 Table B.1 – Material content according to IEC 62474 material classes
78 Figure B.1 – Components listed for EoL of a product
79 Bibliography

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BS EN IEC 61557-1:2021 - TC
$217.84