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IEC 60255-127:2010

Current
Current

The latest, up-to-date edition.

Measuring relays and protection equipment - Part 127: Functional requirements for over/under voltage protection
Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English - French

Published date

27-04-2010

FOREWORD
1 Scope and object
2 Normative references
3 Terms and definitions
4 Specification of the function
5 Performance specification
6 Functional test methodology
7 Documentation requirements
Annex A (informative) - Reset time determination for relays
                        with trip output only
Bibliography

IEC 60255-127:2010 specifies minimum requirements for over/under voltage relays. The standard includes specification of the protection function, measurement characteristics and time delay characteristics.

DevelopmentNote
Stability Date: 2018. (09/2017)
DocumentType
Standard
Pages
49
PublisherName
International Electrotechnical Committee
Status
Current

CEI EN 50438 : 2014 REQUIREMENTS FOR MICRO-GENERATING PLANTS TO BE CONNECTED IN PARALLEL WITH PUBLIC LOW-VOLTAGE DISTRIBUTION NETWORKS
S.R. CLC/TS 50549-2:2015 REQUIREMENTS FOR GENERATING PLANTS TO BE CONNECTED IN PARALLEL WITH DISTRIBUTION NETWORKS - PART 2: CONNECTION TO A MV DISTRIBUTION NETWORK
I.S. EN 50438:2013 REQUIREMENTS FOR MICRO-GENERATING PLANTS TO BE CONNECTED IN PARALLEL WITH PUBLIC LOW-VOLTAGE DISTRIBUTION NETWORKS
BS EN 50438:2013 Requirements for micro-generating plants to be connected in parallel with public low-voltage distribution networks
S.R. CLC/TS 50549-1:2015 REQUIREMENTS FOR GENERATING PLANTS TO BE CONNECTED IN PARALLEL WITH DISTRIBUTION NETWORKS - PART 1: CONNECTION TO A LV DISTRIBUTION NETWORK ABOVE 16 A
PD IEC/TR 61869-100:2017 Instrument transformers Guidance for application of current transformers in power system protection
CLC/TS 50549-2:2015 Requirements for generating plants to be connected in parallel with distribution networks - Part 2: Connection to a MV distribution network
IEC TR 61869-100:2017 Instrument transformers - Part 100: Guidance for application of current transformers in power system protection
CLC/TS 50549-1:2015 Requirements for generating plants to be connected in parallel with distribution networks - Part 1: Connection to a LV distribution network above 16 A
EN 50438:2013 REQUIREMENTS FOR MICRO-GENERATING PLANTS TO BE CONNECTED IN PARALLEL WITH PUBLIC LOW-VOLTAGE DISTRIBUTION NETWORKS

IEC 60050-447:2010 International Electrotechnical Vocabulary (IEV) - Part 447: Measuring relays
IEC 61850-9-2:2011 Communication networks and systems for power utility automation - Part 9-2: Specific communication service mapping (SCSM) - Sampled values over ISO/IEC 8802-3
IEC 60255-1:1967 Electrical relays - Part 1: Instantaneous all-or-nothing relays
IEC 61850-7-4:2010 Communication networks and systems for power utility automation - Part 7-4: Basic communication structure - Compatible logical node classes and data object classes

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