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IEC 60255-8:1990

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Electrical relays - Part 8: Thermal electrical relays
Available format(s)

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

Superseded date

30-07-2013

Language(s)

English - French

Published date

05-10-1990

Publisher

International Electrotechnical Committee

FOREWORD
PREFACE
Clause
SECTION ONE - GENERAL
l Scope and object
2 Definitions
SECTION TWO - REQUIREMENTS
3 Standard values
4 Accuracy
SECTION THREE - TEST METHODS
5 Tests related to operating characteristics and accuracy
6 Tests for thermal requirements
Figures
Appendix A - Characteristic curves, cold curves
Appendix B - Characteristic curves, hot curves
Appendix C - Example for determining accuracy

This edition supersedes the first edition of IEC 60255-8 (1978) and IEC 60255-17 (1982).Applies to dependent specified time electrical measuring relays which protect equipment from electrical thermal damage by the measurement of current flowing in protected equipment. States the particular requirements for thermal electrical relays. Is to be read in conjunction with higher level documents in the IEC 60255 series.

Committee
TC 95
DevelopmentNote
THIS EDITION SUPERSEDES THE FIRST EDITION OF IEC255-8(1978) AND IEC 255-17(1982). Stability Date: 2010. (10/2012)
DocumentType
Standard
Pages
33
PublisherName
International Electrotechnical Committee
Status
Superseded
SupersededBy
Supersedes

BS EN 62271-106:2011 High-voltage switchgear and controlgear Alternating current contactors, contactor-based controllers and motor-starters
CSA E926 : 1998 AUXILIARIES FOR LAMPS - STARTING DEVICES (OTHER THAN GLOW STARTERS) - GENERAL AND SAFETY REQUIREMENTS
DIN EN 60926 : 2000 AUXILIARIES FOR LAMPS - STARTING DEVICES (OTHER THAN GLOW STARTERS) - GENERAL AND SAFETY REQUIREMENTS
BS 6796:1986 Specification for flickermeters
I.S. EN 60694:1999 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
IEC 60694:1996+AMD1:2000+AMD2:2001 CSV Common specifications for high-voltage switchgear and controlgear standards
EN 60694:1996/A2:2001 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
EN 60926:1996/A1:1999 AUXILIARIES FOR LAMPS - STARTING DEVICES (OTHER THAN GLOW STARTERS) - GENERAL AND SAFETY REQUIREMENTS
EN 60255-5:2001 Electrical relays - Part 5: Insulation coordination for measuring relays and protection equipment - Requirements and tests
BS EN 60255-151:2009 Measuring relays and protection equipment Functional requirements for over/under current protection
CEI EN 60255-151 : 2011 RELAIS DE MESURE ET DISPOSITIFS DE PROTECTION - PARTIE 151: EXIGENCES FONCTIONNELLES POUR LES PROTECTIONS A MAXIMUM ET MINIMUM DE COURANT
04/30111859 DC : 0 IEC 62271-1 - HIGH-VOLTAGE SWITCHGEAR AND CONTROL GEAR - PART 1: COMMON SPECIFICATIONS
BS EN 61347-2-1 : 2001 LAMP CONTROLGEAR - PART 2-1: PARTICULAR REQUIREMENTS FOR STARTING DEVICES (OTHER THAN GLOW STARTERS)
VDE 0435-303 : 1984 ELECTRICAL RELAYS; STATIC MEASURING RELAYS (SMR)
BIS IS/IEC 60947-5-1 : 2003 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 5: CONTROL CIRCUIT DEVICES AND SWITCHING ELEMENTS - SECTION 1: ELECTROMECHANICAL CONTROL CIRCUIT DEVICES
BS 142-2.3(1984) : LATEST ELECTRICAL PROTECTION RELAYS - REQUIREMENTS FOR THE PRINCIPAL FAMILIES OF PROTECTION RELAYS - SPECIFICATION FOR THERMAL ELECTRICAL RELAYS
07/30168458 DC : 0 BS EN 60255-151 - MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 151: FUNCTIONAL STANDARD FOR OVER/UNDER CURRENT PROTECTION
CAN/CSA-E926-98 (R2017) Auxiliaries for Lamps - Starting Devices (Other Than Glow Starters) - General and Safety Requirements (Adopted CEI/IEC 926:1995, second edition, 1995-01, with Canadian deviations) | Appareils auxiliaires pour lampes - Dispositifs d\'amorçage (autres que starters à lueur) - Prescriptions générales et prescriptions de sécurité(norme CEI/IEC 926:1995 adoptée, deuxième édition, 1995-01, avec exigences propres au Canada)
I.S. EN 61347-2-1:2004 LAMP CONTROLGEAR - PART 2-1: PARTICULAR REQUIREMENTS FOR STARTING DEVICES (OTHER THAN GLOW STARTERS)
BIS IS/IEC 62271-1 : 2007 HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: COMMON SPECIFICATIONS
DIN 57435-303 : 1984 ELECTRICAL RELAYS: STATIC MEASURING RELAYS
BS EN 60470:2001 High-voltage alternating current contactors and contactor-based motor starters
BS EN 60255-3:1998 Electrical relays Single input energizing quantity measuring relays with dependent or independent time
DIN VDE 0660-102 : 1992 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 4-1: ELECTROMECHANICAL CONTACTORS AND MOTOR-STARTERS
CSA E926 : 1998 : INC : UPD 1 : 1998 : R2012 AUXILIARIES FOR LAMPS - STARTING DEVICES (OTHER THAN GLOW STARTERS) - GENERAL AND SAFETY REQUIREMENTS
I.S. EN 60255-151:2009 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 151: FUNCTIONAL REQUIREMENTS FOR OVER/UNDER CURRENT PROTECTION
IEC 62271-106:2011 High-voltage switchgear and controlgear - Part 106: Alternating current contactors, contactor-based controllers and motor-starters
IEC 61347-2-1:2000+AMD1:2005+AMD2:2013 CSV Lamp controlgear - Part 2-1: Particular requirements for startingdevices (other than glow starters)
UNE-EN 62271-106:2012 High-voltage switchgear and controlgear - Part 106: Alternating current contactors, contactor-based controllers and motor-starters
DIN EN 60868 : 1994 FLICKERMETER - FUNCTIONAL AND DESIGN SPECIFICATIONS
08/30183795 DC : DRAFT JUNE 2008 BS EN 62271-106 - HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 106: ALTERNATING CURRENT CONTACTORS, CONTACTOR-BASED CONTROLLERS AND CONTACTOR-BASED MOTOR-STARTERS
I.S. EN 62271-106:2011 HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 106: ALTERNATING CURRENT CONTACTORS, CONTACTOR-BASED CONTROLLERS AND MOTOR-STARTERS (IEC 62271-106:2011 (EQV))
04/300382 DC : DRAFT JAN 2004 IEC 61347-2-1 A1 ED.1 - LAMP CONTROLGEAR - PART 2-1: PARTICULAR REQUIREMENTS FOR STARTING DEVICES (OTHER THAN GLOW STARTERS)
BS EN 60694:1997 Common specifications for high-voltage switchgear and controlgear standards
NF EN 61347-2-1 : 2001 AMD 2 2014 LAMP CONTROLGEAR - PART 2-1: PARTICULAR REQUIREMENTS FOR STARTING DEVICES (OTHER THAN GLOW STARTERS)
EN 62271-106:2011 High-voltage switchgear and controlgear - Part 106: Alternating current contactors, contactor-based controllers and motor-starters
BIS IS/IEC 60947-4-1 : 2000 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 4: CONTACTORS AND MOTOR-STARTERS - SECTION 1: ELECTROMECHANICAL CONTACTORS AND MOTOR-STARTERS
IEC 60255-151:2009 Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
EN 60470:2000/corrigendum Jun. 2000 HIGH-VOLTAGE ALTERNATING CURRENT CONTACTORS AND CONTACTOR-BASED MOTOR STARTERS
EN 60255-151:2009 Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
EN 61347-2-1:2001/A2:2014 LAMP CONTROLGEAR - PART 2-1: PARTICULAR REQUIREMENTS FOR STARTING DEVICES (OTHER THAN GLOW STARTERS) (IEC 61347-2-1:2000/A2:2013)

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Hardcopy - English - French
PDF 1 User - English - French
PDF 3 Users - English - French
PDF 5 Users - English - French
PDF 9 Users - English - French
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