CEI EN 61557-12 : 2013
Superseded
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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 12: PERFORMANCE MEASURING AND MONITORING DEVICES (PMD)
Hardcopy , PDF
English - Italian
01-01-2013
10-12-2022
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Marking and operating instructions
6 Tests
Annex A (informative) - Definitions of electrical
parameters
Annex B (normative) - Definitions of minimum,
maximum, peak and demand values
Annex C (informative) - Intrinsic uncertainty,
operating uncertainty, and overall
system uncertainty
Annex D (informative) - Recommended sensor classes
for the different kinds of PMD
Annex E (normative) - Requirements applicable to
PMD and to PMD-A
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Annex ZZ (informative) - Coverage of Essential
Requirements of EC Directives
Describes requirements for combined performance measuring and monitoring devices that measure and monitor the electrical parameters within electrical distribution systems.
| Committee |
CT 85/66
|
| DevelopmentNote |
Classificazione CEI 85-36. To be read in conjunction with CEI EN 61557-1. (02/2009) 1ED 2009 Edition Re-issued in November 2013 in combined Italian/English translation. (12/2013)
|
| DocumentType |
Standard
|
| Pages |
150
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 61557-12:2007 | Identical |
| EN 61557-12:2008 | Identical |
A newer version of this standard is available.
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