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BS EN IEC 61557-6:2021 – TC:2022 Edition

BS EN IEC 61557-6:2021 – TC:2022 Edition

$186.33

Tracked Changes. Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.. Equipment for testing, measuring or monitoring of protective measures – Effectiveness of residual current devices (RCD) in TT, TN and IT systems

Published By Publication Date Number of Pages
BSI 2022 54
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PDF Catalog

PDF Pages PDF Title
30 undefined
35 Annex ZA (normative)Normative references to international publicationswith their corresponding European publications
40 English
CONTENTS
41 FOREWORD
43 1 Scope
2 Normative references
3 Terms and definitions
44 4 Requirements
4.1 General
45 4.2 Functions
4.2.1 Measurement of trip current
4.2.2 Non-tripping functions
46 4.2.3 Fault voltage indication
4.2.4 Measurement of trip time
4.3 Measurement with indicators
47 4.4 Test with rated residual operating current
4.5 Fault voltages exceeding UL
4.6 Overvoltage
5 Marking and operating instructions
5.1 Marking
5.2 Explicit indication of the waveform of the testing current
48 5.3 Operating instructions
6 Tests
6.1 General
49 6.2 Operating uncertainty
Table 1 – Calculation of operating uncertainty
50 6.3 Fault voltage
6.4 Testing the connection to voltages higher than nominal voltage
6.5 Overvoltage
51 Annex A (informative) Applicable tripping tests (time and current) for different types of RCDs
Table A.1 – Tripping tests for different types of RCD
52 Bibliography

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BS EN IEC 61557-6:2021 - TC
$186.33