I.S. EN IEC 61557-3:2022
Current
The latest, up-to-date edition.
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 - Part 3: Loop impedance (IEC 61557-3:2019)
Hardcopy , PDF
English
07-06-2022
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Marking and operating instructions 6 Tests
Bibliography
This part of IEC 61557 specifies the requirements applicable to equipment for measuring the loop impedance between a line conductor and protective conductor; between a line conductor and neutral; or between two line conductors by using the voltage drop when the circuit under test is loaded.
| Committee |
IEC/TC 85
|
| DocumentType |
Standard
|
| ISBN |
978-2-8322-7156-8
|
| Pages |
36
|
| ProductNote |
: The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| IEC 61557-3:2019 | Identical |
| EN IEC 61557-3:2022 | Equivalent |
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