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IEEE C57.124 : 1991

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

RECOMMENDED PRACTICE FOR THE DETECTION OF PARTIAL DISCHARGE AND THE MEASUREMENT OF APPARENT CHARGE IN DRY-TYPE TRANSFORMERS
Available format(s)

Hardcopy , PDF

Superseded date

06-02-2023

Language(s)

English

Published date

01-01-1991

1. Scope
2. Purpose
3. References
4. Definitions
5. Partial Discharge Detection System
   5.1 High-Voltage Coupling Circuit
   5.2 Measuring Impedance Unit (Z[m])
   5.3 Filter Characteristics
   5.4 Display Unit
   5.5 Discharge Meter
   5.6 Basic Sensitivity
   5.7 Partial Discharge Detector Basic Sensitivity Test
6. Calibrator Characteristics
   6.1 Calibrating Capacitor Value (C[q])
   6.2 Pulse Generator Rise Time and Decay Time
   6.3 Pulse Generator Amplitude (U[o])
   6.4 Pulse Generator Output Impedance (Z[o])
   6.5 Calibrator Output Level Adjustment
   6.6 Pulse Generator Frequency
7. Tests
   7.1 General Requirements
   7.2 Conditioning
   7.3 Requirements for the Test Voltage
   7.4 Transformer Connections
   7.5 Significance of Various Test Connections
   7.6 Choice of Test Procedure
   7.7 Disturbances
8. Bibliography
Annex (informative) Partial Discharge Recognition

Applies to the detection of partial discharges that occur in the insulation of dry-type transformers or their components, and to the measurement of the associated apparent charge at the terminals when an alternating test voltage is applied.

DocumentType
Standard
Pages
32
PublisherName
Institute of Electrical & Electronics Engineers
Status
Superseded
SupersededBy

IEEE DRAFT C57.12.91 : D3 2000 DRAFT STANDARD TEST CODE FOR DRY-TYPE DISTRIBUTION AND POWER TRANSFORMERS
ASTM D 3382 : 2013 : REDLINE Standard Test Methods for Measurement of Energy and Integrated Charge Transfer Due to Partial Discharges (Corona) Using Bridge Techniques
IEEE 4-2013 IEEE Standard for High-Voltage Testing Techniques
IEEE C57.12.01-2015 REDLINE IEEE Standard for General Requirements for Dry-Type Distribution and Power Transformers
UFC 3-550-01 : CHANGE 1 UNIFIED FACILITIES CRITERIA - EXTERIOR ELECTRICAL POWER DISTRIBUTION
IEEE DRAFT C57.12.01 : D6 2005 GENERAL REQUIREMENTS FOR DRY-TYPE DISTRIBUTION AND POWER TRANSFORMERS INCLUDING THOSE WITH SOLID-CAST AND/OR RESIN ENCAPSULATED WINDINGS
ASTM D 1868 : 2013 : REDLINE Standard Test Method for Detection and Measurement of Partial Discharge (Corona) Pulses in Evaluation of Insulation Systems
IEEE C57.12.91-2011 IEEE Standard Test Code for Dry-Type Distribution and Power Transformers
IEEE 1653.1-2016 IEEE Standard for Traction Power Rectifier Transformers for Substation Applications up to 1500 V DC Nominal Output

NEMA TR1 : 2013 TRANSFORMERS, STEP VOLTAGE REGULATORS AND REACTORS
IEC 60270:2000+AMD1:2015 CSV High-voltage test techniques - Partial discharge measurements
NEMA 107:2016 Methods of Measurement of Radio Influence Voltage (RIV) of High Voltage Apparatus
IEC 60076-3:2013 Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air
IEEE C63.2-2009 American National Standard for Electromagnetic Noise and Field Strength Instrumentation, 10 Hz to 40 GHz Specifications
ASTM D 1868 : 2013 : REDLINE Standard Test Method for Detection and Measurement of Partial Discharge (Corona) Pulses in Evaluation of Insulation Systems

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