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IEEE 389-1996

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

IEEE Recommended Practice for Testing Electronics Transformers and Inductors
Available format(s)

PDF

Superseded date

05-04-2020

Language(s)

English

Published date

04-22-1997

Clause
1. Overview
    1.1 Scope
    1.2 Transformers and inductors
2. References
3. Definitions
4. How to specify electronics transformers
5. Insulation and corona tests
    5.1 General
    5.2 Electric strength test (hi-pot test)
    5.3 Induced potential test
    5.4 Corona tests
6. DC resistance tests
    6.1 General
    6.2 Resistance values under 1 omega - Kelvin
          double-bridge method
    6.3 Resistance values from 1 omega to many kilohms
    6.4 Digital ohmmeter - Resistance values from under
          1 omega to many kilohms
7. Loss measurements
    7.1 No-load loss
    7.2 Excitation apparent-power measurements
    7.3 Stray-load losses
    7.4 Short-circuit power-test
    7.5 Efficiency and power factor
8. Ratio of transformation
    8.1 General
    8.2 Measurement methods
    8.3 Impedance unbalance
    8.4 Balance tests
    8.5 Polarity tests
9. Transformer capacitance
    9.1 General
    9.2 Interwinding capacitance
    9.3 Distributed capacitance
    9.4 Bridge methods
10. Inductance measurements by impedance bridge method
    10.1 General
    10.2 Method of measurement
11. Transformer response measurements
    11.1 Transformer frequency response
    11.2 Transformer pulse response
12. Noise tests
    12.1 Test conditions for audible noise
    12.2 Measurement of audible noise
13. Terminated impedance measurements
    13.1 General
    13.2 Return-loss method
14. Temperature rise tests
    14.1 Test methods
    14.2 Notes on the technique of measurement
15. Self-resonance
    15.1 General
    15.2 Measurement
16. Voltage-time product rating
    16.1 General
    16.2 Recommended voltage-time product test methods
17. Shielding
    17.1 Electrostatic shielding
    17.2 Magnetic shielding
18. Measurement of quality factor Q
    18.1 Definition
    18.2 Methods
    18.3 Bridge measurements
    18.4 Q-Meter measurements
    18.5 Transmission method
    18.6 Damped oscillation method
19. Common-mode rejection test
20. Inrush-current evaluation and measurement
    20.1 Measurement
    20.2 Calculation
    20.3 Other considerations
21. Current transformer test
    21.1 General
    21.2 Recommended test procedure for
          current-transformation ratio and phase angle
22. Bibliography
ANNEX
Annex A (informative) Instrumentation for voltage and
          current measurements on inductors and
          transformers
Annex B (informative) AC High-potential dielectric
          testing
Annex C (informative) An ac magnetic field pickup probe

Presents a number of tests for use in determining the significant parameters and performance characteristics of electronic transformers and inductors. Includes tests for electric strength, resistance, power loss, inductance, impedance, balance and transformation.

Committee
Standards Committee
DocumentType
Standard
Pages
84
PublisherName
Institute of Electrical & Electronics Engineers
Status
Superseded
SupersededBy
Supersedes

IEEE DRAFT 449 : 1998 DRAFT STANDARD FOR FERRORESONANT VOLTAGE REGULATORS
IEEE 111-2000 IEEE Standard for Wide-Band (Greater Than 1 Decade) Transformers
IEEE DRAFT 111 : 1998 DRAFT STANDARD FOR WIDE-BAND (GREATER THAN 1 DECADE) TRANSFORMERS
IEEE 1415 : 2006 INDUCTION MACHINERY MAINTENANCE TESTING AND FAILURE ANALYSIS

IEEE 4-1995 IEEE Standard Techniques for High-Voltage Testing
ANSI S1.4 : 1983 SPECIFICATION FOR SOUND LEVEL METERS
IEEE 295 : 1969 STANDARD FOR ELECTRONIC POWER TRANSFORMERS
IEEE/ANSI 315-1975 IEEE Standard for Graphic Symbols for Electrical and Electronics Diagrams (Including Reference Designation Letters)
IEEE 260.1 : 2004 LETTER SYMBOLS FOR UNITS OF MEASUREMENT (SI UNITS, CUSTOMARY INCH-POUND UNITS, AND CERTAIN OTHER UNITS)
IEEE 4-2013 IEEE Standard for High-Voltage Testing Techniques
IEEE 315 : 1975 GRAPHIC SYMBOLS FOR ELECTRICAL AND ELECTRONICS DIAGRAMS (INCLUDING REFERENCE DESIGNATION LETTERS)
IEEE 272-1970 IEEE Standard for Computer-Type (Square-Loop) Pulse Transformers
IEEE 260.1-1993 American National Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
IEEE 119-1974 IEEE Recommended Practice for General Principles of Temperature Measurement as Applied to Electrical Apparatus
IEEE C57.12.91-2011 IEEE Standard Test Code for Dry-Type Distribution and Power Transformers
IEEE 280-1982 IEEE Standard Letter Symbols for Quantities Used in Electrical Science and Electrical Engineering
IEEE 111-2000 IEEE Standard for Wide-Band (Greater Than 1 Decade) Transformers

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