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CENELEC
EN 60255-5:2001

EN 60255-5:2001

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Electrical relays - Part 5: Insulation coordination for measuring relays and protection equipment - Requirements and tests

Superseded date

01-03-2014

Superseded by

EN 60255-27:2014

Published date

19-04-2001

Publisher

European Committee for Standards - Electrical

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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

Lays down general requirements for the insulation coordination of measuring relays and protection equipment. Gives guidance for the selection of clearances and creepage distances and other aspects related to the insulation of measuring relays and protection equipment; specifies requirements for voltage tests and insulation resistance measurement.

Committee
CLC/TC 95X
DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Superseded
SupersededBy

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IEC 60112:2003+AMD1:2009 CSV Method for the determination of the proof and the comparative tracking indices of solid insulating materials
IEC 60255-21-2:1988 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section Two: Shock and bump tests
IEC 60255-22-1:2007 Measuring relays and protection equipment - Part 22-1: Electrical disturbance tests - 1 MHz burst immunity tests
IEC 60255-25:2000 Electrical relays - Part 25: Electromagnetic emission tests for measuring relays and protection equipment
IEC 60255-3:1989 Electrical relays - Part 3: Single input energizing quantity measuring relays with dependent or independent time
IEC 60255-7:1991 Electrical relays - Part 7: Test and measurement procedures for electromechanical all-or-nothing relays
IEC 60255-10:1979 Electrical relays. Part 10: Application of the IEC Quality Assessment System for Electronic Components to all-or-nothing relays
IEC 60255-16:1982 Electrical relays - Part 16: Impedance measuring relays
IEC 60255-21-3:1993 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 3: Seismic tests
IEC 60050-151:2001 International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices
IEC 60255-24:2013 Measuring relays and protection equipment - Part 24: Common format for transient data exchange (COMTRADE) for power systems
IEC 60255-9:1979 Electrical relays. Part 9: Dry reed make contact units
IEC 60255-11:2008 Measuring relays and protection equipment - Part 11: Voltage dips, short interruptions, variations and ripple on auxiliary power supply port
IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
IEC 60255-15:1981 Electrical relays. Part 15: Endurance tests for electrical relay contacts - Specification for the characteristics of test equipment
IEC 60255-19:1983 Electrical relays. Part 19: Sectional specification: Electromechanical all-or-nothing relays of assessed quality
IEC 61180-2:1994 High-voltage test techniques for low-voltage equipment - Part 2: Test equipment
IEC 60255-19-1:1983 Electrical relays. Part 19: Blank detail specification: Electromechanical all-or-nothing relays of assessed quality - Test schedules 1, 2 and 3
IEC 60255-22-6:2001 Electrical relays - Part 22-6: Electrical disturbance tests for measuring relays and protection equipment - Immunity to conducted disturbances induced by radio frequency fields
IEC 60255-22-3:2007 Measuring relays and protection equipment - Part 22-3: Electrical disturbance tests - Radiated electromagnetic field immunity
IEC 60255-14:1981 Electrical relays. Part 14: Endurance tests for electrical relay contacts - Preferred values for contact loads
IEC 60255-1-00:1975 Electrical relays. All-or-nothing electrical relays. *Note.-This publication supersedes IEC 255-1 (1967) and 255-2 (1969)
IEC 60255-6:1988 Electrical relays - Part 6: Measuring relays and protection equipment
IEC 60255-22-2:2008 Measuring relays and protection equipment - Part 22-2: Electrical disturbance tests - Electrostatic discharge tests
IEC 60255-21-1:1988 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section One: Vibration tests (sinusoidal)
IEC 60255-8:1990 Electrical relays - Part 8: Thermal electrical relays
IEC 60255-18:1982 Electrical relays. Part 18: Dimensions for general purpose all-or-nothing relays
IEC 60255-23:1994 Electrical relays - Part 23: Contact performance
IEC 61180-1:1992 High-voltage test techniques for low voltage equipment - Part 1: Definitions, test and procedure requirements
IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
IEC 60050-448:1995 International Electrotechnical Vocabulary (IEV) - Part 448: Power system protection
IEC 60255-12:1980 Electrical relays - Part 12: Directional relays and power relays with two input energizing quantities
IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
IEC 60255-13:1980 Electrical relays - Part 13: Biased (percentage) differential relays
IEC 60255-22-4:2008 Measuring relays and protection equipment - Part 22-4: Electrical disturbance tests - Electrical fast transient/burst immunity test

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