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IEC 60989:1991

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

View Superseded by
withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Separating transformers, autotransformers, variable transformersand reactors.
Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Withdrawn date

12-31-2021

Language(s)

English - French

Published date

04-18-1991

Publisher

International Electrotechnical Committee

Foreword
Preface
General Plan of the Standard
Chapter I: General Requirements
1. Scope and object
2. Definitions
3. General requirements
4. General notes on tests
5. Rating
6. Classification
7. Marking
8. Protection against electric shock
9. Change of input voltage setting
10. Output voltage and output current under load
11. No-load output voltage
12. Short-circuit voltage
13. Heating
14. Short-circuit and overload protection
15. Mechanical strength
16. Protection against harmful ingress of water and moisture
17. Insulation resistance and electric strength
18. Construction
19. Components
20. Internal wiring
21. Supply connection and external flexible cables and cords
22. Terminals for external conductors
23. Provision for protective earthing
24. Screws and connections
25. Creepage distances and clearances
26. Resistance to heat, abnormal heat, fire and tracking
27. Resistance to rusting
Appendix I-A - Production tests
Appendix I-B - Void
Appendix I-C - Examples of points of application of test
voltages
Appendix I-D - Measurement of creepage distances and
clearances
Appendix I-E - Examples of points of measurement of
creepage distances and clearances
Chapter II: Particular Requirements for Special Separating
Transformers
Section One - Control Transformers
1. Scope and Object
2. Definitions
7. Marking
9. Change of input voltage setting
10. Output voltage and output current under load
11. No-load output voltage
13. Heating
17. Insulation resistance and electric strength
25. Creepage distances and clearances
Section Two - Ignition Transformers for Gas and Oil Burners
1. Scope and object
2. Definitions
4. General notes on tests
5. Rating
6. Classification
7. Marking
8. Protection against electric shock
10. Output voltage and output current under load
11. No-load output voltage
13. Heating
14. Short-circuit and overload protection
16. Protection against harmful ingress of water and moisture
17. Insulation resistance and electric strength
18. Construction
25. Creepage distances and clearances
Appendix II-B - Void
Appendix II-B - Measurement of leakage current for ignition
transformers for gas and oil burners
Section Three - High Insulation Level Transformers and
Separating Transformers with Working Voltage Above 1 000 V
1. Scope and object
2. Definitions
7. Marking
10. Output voltage and output current under load
11. No-load output voltage
17. Insulation resistance and electric strength
25. Creepage distances and clearances
Section Four - Stray Field Transformers
Under consideration
Section Five - Stabilizing Transformers (Current and Voltage
Types)
Under consideration
Chapter III: Particular Requirements for Autotransformers
1. Scope and object
2. Definitions
5. Rating
7. Marking
8. Protection against electric shock
10. Output voltage and output current under load
17. Insulation resistance and electrical strength
25. Creepage and clearance distances
26. Resistance to heat, abnormal heat, fire and tracking
Appendix III-A - Production tests
Chapter IV: Supplementary Specifications for Variable
Transformers
1. Scope and object
2. Definitions
6. Classification
7. Marking
8. Protection against electric shock
10. Output voltage and output current under load
11. No-load output voltage
13. Heating
15. Mechanical strength
18. Construction
21. Supply connection and external flexible cables and cords
25. Creepage distances and clearances
Appendix IV-A - Tests during production
Chapter V: Supplementary Particular Requirements for Reactors
Under consideration
Figures

Applicable to stationary or portable, single-phase or polyphase, air-cooled separating transformers, autotransformers, variable transformers and small reactors, associated or not, having a rated supply voltage not exceeding 1 000 V a.c., a rated no-load or load output voltage not exceeding 15 kV a.c. or d.c. and a rated output not exceeding: - single-phase transformers: 1 kVA - single-phase reactors: 2 kVAR - polyphase transformers: 5 kVA - polyphase reactors: 10 kVAR. Has the status of a group safety publication.

DevelopmentNote
Also numbered as BS 7452(1991) (10/2005) Stability Date: 2017. (09/2017)
DocumentType
Standard
Pages
238
PublisherName
International Electrotechnical Committee
Status
Withdrawn
SupersededBy

Standards Relationship
CEI 96-1 : 1ED 1998 Identical

IEC 61643-352:2018 Components for low-voltage surge protection - Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
CSA C22.2 No. 60730-2-5 : 2014 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
CSA C22.2 No. 60601.1.1 : 2002 MEDICAL ELECTRICAL EQUIPMENT - PART 1-1: GENERAL REQUIREMENTS FOR SAFETY - COLLATERAL STANDARD: SAFETY REQUIREMENTS FOR MEDICAL ELECTRICAL SYSTEMS
CSA C22.2 No. 60601.1.1 : 2002 : R2006 MEDICAL ELECTRICAL EQUIPMENT - PART 1-1: GENERAL REQUIREMENTS FOR SAFETY - COLLATERAL STANDARD: SAFETY REQUIREMENTS FOR MEDICAL ELECTRICAL SYSTEMS
UNE-EN 60335-2-25:2012 Household and similar electrical appliances - Safety - Part 2-25: Particular requirements for microwave ovens, including combination microwave ovens
14/30297601 DC : 0 BS EN 61643-351 - COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 351: PERFORMANCE REQUIREMENTS AND TEST CIRCUITS FOR LIGHTNING ISOLATION TRANSFORMERS (LIT)
EN 61643-351:2017 Components for low-voltage surge protective devices - Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
BS EN 60335-2-25 : 2012 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-25: PARTICULAR REQUIREMENTS FOR MICROWAVE OVENS, INCLUDING COMBINATION MICROWAVE OVENS
ANSI Z21.20 : 2005 : INC : ADD A : 2008 : R2012 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
ANSI Z21.20 :2005 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
NF EN 60601-1-1 : 2001 MEDICAL ELECTRICAL EQUIPMENT - PART 1-1: GENERAL REQUIREMENTS FOR SAFETY - COLLATERAL STANDARD: SAFETY REQUIREMENTS FOR MEDICAL ELECTRICAL SYSTEMS
I.S. EN IEC 61643-352:2018 COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTION - PART 352: SELECTI AND APPLICATION PRINCIPLES FOR TELECOMMUNICATIONS AND SIGNALLIN NETWORK SURGE ISOLATION TRANSFORMERS (SITS)
IEC 60598-1:2014+AMD1:2017 CSV Luminaires - Part 1: General requirements and tests
CSA C22.2 No. 601.1.1 : 2000 MEDICAL ELECTRICAL EQUIPMENT - PART 1: GENERAL REQUIREMENTS FOR SAFETY - 1: COLLATERAL STANDARD: SAFETY REQUIREMENTS FOR MEDICAL ELECTRICAL SYSTEMS
IEC 60335-2-25:2010+AMD1:2014+AMD2:2015 CSV Household and similar electrical appliances - Safety - Part 2-25: Particular requirements for microwave ovens, including combinationmicrowave ovens
EN 60730-2-5:2015 Automatic electrical controls - Part 2-5: Particular requirements for automatic electrical burner control systems
UNE-EN 60730-2-5:2015 Automatic electrical controls - Part 2-5: Particular requirements for automatic electrical burner control systems
BS EN 60335-2-90 : 2006 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-90: PARTICULAR REQUIREMENTS FOR COMMERCIAL MICROWAVE OVENS
11/30252002 DC : 0 BS EN 60730-2-5 - AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
BS EN 60601-1-1:2001 Medical electrical equipment. General requirements for safety Collateral standard. Safety requirements for medical electrical systems
ANSI Z21.20-2005 (R2016) Automatic Gas Ignition Systems and Components
I.S. EN 60601-1-1:2001 MEDICAL ELECTRICAL EQUIPMENT - PART 1-1: GENERAL REQUIREMENTS FOR SAFETY - COLLATERAL STANDARD: SAFETY REQUIREMENTS FOR MEDICAL ELECTRICAL SYSTEMS
I.S. EN 61643-351:2017 COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 351: PERFORMANCE REQUIREMENTS AND TEST METHODS FOR TELECOMMUNICATIONS AND SIGNALLING NETWORK SURGE ISOLATION TRANSFORMERS (SIT)
EN IEC 61643-352:2018 Components for low-voltage surge protection - Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
I.S. EN 60335-2-25:2012 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-25: PARTICULAR REQUIREMENTS FOR MICROWAVE OVENS, INCLUDING COMBINATION MICROWAVE OVENS
IEC 60730-2-5:2013+AMD1:2017 CSV Automatic electrical controls - Part 2-5: Particular requirements for automatic electrical burner control systems
EN 60335-2-90:2006/A1:2010 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-90: PARTICULAR REQUIREMENTS FOR COMMERCIAL MICROWAVE OVENS
CSA E598.1 : 2002 LUMINAIRES - PART 1: GENERAL REQUIREMENTS AND TESTS
EN 60601-1-1:2001 Medical electrical equipment - Part 1-1: General requirements for safety - Collateral standard: Safety requirements for medical electrical systems
15/30327106 DC : 0 BS EN 61643-352 - LOW-VOLTAGE SURGE PROTECTIVE COMPONENT - PART 352: LIGHTNING ISOLATION TRANSFORMERS CONNECTED TO TELECOMMUNICATIONS AND SIGNALLING NETWORKS - SELECTION AND APPLICATION PRINCIPLES
BS EN 60730-2-5:2015 Automatic electrical controls Particular requirements for automatic electrical burner control systems
CSA C22.2 No. 60601.1.1 : 2002 : R2011 MEDICAL ELECTRICAL EQUIPMENT - PART 1-1: GENERAL REQUIREMENTS FOR SAFETY - COLLATERAL STANDARD: SAFETY REQUIREMENTS FOR MEDICAL ELECTRICAL SYSTEMS
I.S. EN 60730-2-5:2015 AUTOMATIC ELECTRICAL CONTROLS - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
CSA E60598.1 : 2016 LUMINAIRES - PART 1: GENERAL REQUIREMENTS AND TESTS
ANSI Z21.20 : 2005 : INC : ADD A : 2008 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
BS EN IEC 61643-352:2018 Components for low-voltage surge protection Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
CEI EN 60601-1-1 : 2003 MEDICAL ELECTRICAL EQUIPMENT - PART 1-1: GENERAL REQUIREMENTS FOR SAFETY - COLLATERAL STANDARD: SAFETY REQUIREMENTS FOR MEDICAL ELECTRICAL SYSTEMS
BS EN 60598-1:2015 Luminaires General requirements and tests
I.S. EN 60598-1:2015 LUMINAIRES - PART 1: GENERAL REQUIREMENTS AND TESTS
UNE-EN 60598-1:2015 Luminaires - Part 1: General requirements and tests
00/565497 DC : DRAFT DEC 2000 BS IEC 60601-1 MEDICAL ELECTRICAL EQUIPMENT - PART 1: GENERAL REQUIREMENTS FOR SAFETY AND ESSENTIAL PERFORMANCE
IEC 60601-1-1:2000 Medical electrical equipment - Part 1-1: General requirements for safety - Collateral standard: Safety requirements for medical electrical systems
12/30266672 DC : 0 BS EN 60598-1 ED 8.0 - LUMINAIRES - PART 1: GENERAL REQUIREMENTS AND TESTS
BS EN 61643-351:2017 Components for low-voltage surge protective devices Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
IEC 61643-351:2016 Components for low-voltage surge protective devices - Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
EN 60598-1:2015/A1:2018 LUMINAIRES - PART 1: GENERAL REQUIREMENTS AND TESTS
I.S. EN 60335-2-90:2006 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-90: PARTICULAR REQUIREMENTS FOR COMMERCIAL MICROWAVE OVENS

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