10/30215568 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS EN 60255-121 - MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 121: FUNCTIONAL REQUIREMENTS FOR DISTANCE PROTECTION
Hardcopy , PDF
English
31-07-2014
1 Scope and object
2 Normative and definitions
3 Terms and definitions
4 Specification of the function
5 Performance specifications
6 Functional tests
7 Document requirements
Annex A (informative) - Impendance Characteristics
Annex B (normative) - Setting example for radial feeder
Annex C (normative) - Example calculation of mean, median
and mode
Annex D (informative) - Informative guide for testing
distance relays based on CT requirements
Specification
Annex E (informative) - Informative guide for dimensioning
of CTs for distance protection
Annex F (normative) - Definition of fault inception angle
Annex G (normative) - Capacitive voltage instrument
transformer model
BS EN 60255-121
| Committee |
PEL/95
|
| DocumentType |
Draft
|
| Pages |
111
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
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