CEI EN 61557-3 : 2008
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1000 V A.C. AND 1500 V D.C. - EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES - PART 3: LOOP IMPEDANCE
Hardcopy , PDF
22-12-2022
English - Italian
01-01-2008
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1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Marking and operating instructions
6 Tests
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Describes the requirements applicable to equipment for measuring the loop impedance between a phase conductor and the protective conductor or between a phase conductor and neutral or between two phase conductors by using the voltage drop when the circuit under test is loaded.
| Committee |
CT 85/66
|
| DevelopmentNote |
Classificazione CEI 85-24 (09/2001) To be used in conjunction with EN 61557-1. (08/2007)
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 61557-3:2007 | Identical |
| EN 61557-3:2007 | Identical |
| IEC 61557-1:2007 | 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 - Part 1: General requirements |
| EN 61557-1:2007 | 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 - Part 1: General requirements |
| EN 61010-1:2010 | Safety requirements for electrical equipment for measurement, control, and laboratory use - Part 1: General requirements |
| IEC 61010-1:2010+AMD1:2016 CSV | Safety requirements for electrical equipment for measurement, control, and laboratory use - Part 1: General requirements |
| IEC 61800-5-2:2016 | Adjustable speed electrical power drive systems - Part 5-2: Safety requirements - Functional |
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