I.S. EN 60255-5:2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ELECTRICAL RELAYS - INSULATION COORDINATION FOR MEASURING RELAYS AND PROTECTION EQUIPMENT - REQUIREMENTS AND TESTS
Hardcopy , PDF
08-04-2014
English
22-06-2001
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
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INTRODUCTION
1 Scope and object
2 Normative references
3 Definitions
4 Insulation coordination
4.1 Basic principles
4.2 Voltages and voltage ratings
4.3 Time under voltage stress
4.4 Pollution
4.5 Information to be found on the relay or in the
operating structures
4.6 Insulation material
5 Dimensioning requirements and rules
5.1 Dimensioning of clearances
5.2 Dimensioning of creepage distances
5.3 Requirements for design of solid insulation
6 Tests and measurements
6.1 Tests
6.2 Measurements
Annex A (informative) Nominal voltages of supply systems
Annex B (informative) Altitude correction factors
Annex C (informative) Guidance for impulse voltage tests
Annex D (informative) Measurement of creepage distances and
clearances
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Covers general requirements for the insulation coordination of measuring relays and protection equipment. Also covers guidance for the selection of clearances and creepage distances and other aspects related to the insulation of measuring relays and protection equipment and describes requirements for voltage tests and insulation resistance measurement.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
72
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| Standards | Relationship |
| BS EN 60255-5:2001 | Identical |
| SN EN 60255-5 : 2001 | Identical |
| NF EN 60255-5 : 2001 | Identical |
| NBN EN 60255-5 : 2001 | Identical |
| IEC 60255-5:2000 | Identical |
| DIN EN 60255-5 : 2001 | Identical |
| UNE-EN 60255-5:2002 | Identical |
| EN 60255-5:2001 | Identical |
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