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BS IEC 60755-1:2022

BS IEC 60755-1:2022

$167.15

General safety requirements for residual current operated protected devices – Residual current operated protective devices for DC systems

Published By Publication Date Number of Pages
BSI 2022 36
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PDF Catalog

PDF Pages PDF Title
2 undefined
4 CONTENTS
5 FOREWORD
7 INTRODUCTION
8 1 Scope
9 2 Normative references
3 Terms and definitions
11 4 Classification
5 Characteristics of residual current devices
14 6 Marking and other product information
7 Conditions for operation in service and for installation
8 Requirements for construction and operation
17 9 Tests
24 Tables
Table 100 – Example for values of rated operational voltage (Ue)
Table 101 – Values of influencing quantities
25 Table 102 – Marking for DC-RCDs according to 4.15.1
26 Table 103 – Marking for DC-RCDs according to 4.15.2 and 4.15.3
Table 104 – Standard values of maximum break time for non-time-delay DC-RCDs
27 Table 108 – Standard values of break time and non-actuating timefor time-delay DC‑RCDs
Table 113 – Tripping current limits
Table 130 – Withstand values and duration of temporary overvoltages
28 Table 145 – Immunity tests
Table 146 – Voltage dips and short interruptions levels
29 Figures
Figure 118 – Example of test circuit for verificationof ageing of electronic components
30 Figure 200 – Examples of installation
31 Annex A (informative)Recommended diagram for short-circuit tests
32 Figure A.101 – Diagram for all the short-circuit tests
34 Bibliography

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BS IEC 60755-1:2022
$167.15