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CEI EN 61557-3 : 2008

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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
Available format(s)

Hardcopy , PDF

Superseded date

22-12-2022

Language(s)

English - Italian

Published date

01-01-2008

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Superseded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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