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IEEE - IEEE C57.13 SERIES CD - INSTRUMENT TRANSFORMERS (IEEE C57.13 SERIES - C57.13-2008, C57.13.1-2006, C57.13.3-2005, C57.13.5-2003 & C57.13.6-2005) Organization: IEEE
IEEE - IEEE C57.13 SERIES - INSTRUMENT TRANSFORMERS (IEEE C57.13 SERIES - C57.13-2008, C57.13.1-2006, C57.13.2-2005, C57.13.3-2005, C57.13.5-2009, & C57.13.6-2005) * A DOWNLOAD THAT CANNOT BE FORWARD Organization: IEEE
IEEE - IEEE C57.13 - REQUIREMENTS FOR INSTRUMENT TRANSFORMERS Organization: IEEE
Date: 2016-01-29
Description: This standard covers the requirements for Class 1 instrument transformers. For instrument transformers of a nominal system voltage of 115 kV and above if Class 2 is required refer to IEEE Std C57.13.5™.
IEEE - IEEE C57.98 - GUIDE FOR TRANSFORMER IMPULSE TESTS Organization: IEEE
Date: 2011-12-11
Description: Purpose This guide is written primarily for power transformers, but it is also generally applicable to distribution and instrument transformers. Other IEEE standards, plus the purchaser's specifications determine the specific requirements for impulse tests.
IEEE - IEEE C57.123 - GUIDE FOR TRANSFORMER LOSS MEASUREMENT Organization: IEEE
Date: 2010-06-17
Description: This guide provides background information and general recommendations of instrumentation, circuitry, calibration, and measurement techniques of no-load losses (excluding auxiliary losses), excitation current, and load losses of power and distribution transformers. The test codes, namely, IEEE Std C57.12.90TM, IEEE Std C57.12.91TM, and the test code section of IEEE Std C57.15TM, provide specifications and requirements for conducting these tests.
IEEE - IEEE C57.13.5 - PERFORMANCE AND TEST REQUIREMENTS FOR INSTRUMENT TRANSFORMERS OF A NOMINAL SYSTEM VOLTAGE OF 115 KV AND ABOVE Organization: IEEE
Date: 2009-09-11
Description: Purpose The purpose of this standard is to supplement the IEEE Std C57.13-2008, with specific requirements to single-phase instrument transformers of a nominal system voltage of 115 kV and above, with capacitive insulation system for line-to-ground connection and for both indoor and outdoor applications.
IEEE - IEEE C57.12.91 - TEST CODE FOR DRY-TYPE DISTRIBUTION AND POWER TRANSFORMERS Organization: IEEE
Date: 2011-12-07
Description: 1 It is intended for use as a basis for performance, safety, and the proper testing of dry-type distribution and power transformers. This standard applies to all dry-type transformers except instrument transformers, step-voltage and induction voltage regulators, arc furnace transformers, rectifier transformers, specialty transformers, and mine transformers.
IEEE - IEEE C57.12.01 - GENERAL REQUIREMENTS FOR DRY-TYPE DISTRIBUTION AND POWER TRANSFORMERS Organization: IEEE
Date: 2015-02-16
Description: This standard applies to all dry-type transformers, including those with solid cast and/or resin-encapsulated windings except as follows: a) Instrument transformers b) Step- and induction-voltage regulators c) Arc-furnace transformers d) Rectifier transformers e) Specialty and general-purpose transformers f) Mine transformers g) Testing transformers h) Welding transformers NOTE—Where IEEE standards do not exist for the transformers mentioned above or for other special transformers, this standard may be applicable as a whole or in parts subject to agreement between the parties responsible for the application and for the design of the transformer.
IEEE - IEEE C57.13.6 - STANDARD FOR HIGH-ACCURACY INSTRUMENT TRANSFORMERS Organization: IEEE
Date: 2005-09-22
Description: There are two important differences about these new accuracy class definitions as they apply to routine current transformer test requirements: a) A low current test is required at 5% of rated current (0.25 A secondary), in lieu of the 10% of rated current test specified in IEEE Std C57.13. This test point corresponds with the light load test point of transformer rated electromechanical and solid state electricity meters as specified in ANSI C12.20.
IEEE - IEEE PC57.13.7 DRAFT - DRAFT STANDARD FOR DRAFT STANDARD FOR CURRENT TRANSFORMERS WITH MAXIMU MA SECONDARY CURRENT OF 250MA Organization: IEEE
Date: 2016-10-01
Description: Accuracy classes, burdens and test methods supplement but are not subordinate to IEEE C57.13™ Standard Requirements for Instrument Transformers. Purpose The Purpose of this standard is to provide the performance requirements for electrical system and test Interchangeability for current transformers with milli-ampere output.
IEEE - IEEE C57.94 - RECOMMENDED PRACTICE FOR INSTALLATION, APPLICATION, OPERATION, AND MAINTENANCE OF DRY-TYPE DISTRIBUTION AND POWER TRANSFORMERS Organization: IEEE
Date: 2015-12-05
Description: This recommended practice covers general recommendations for the application, installation, operation, and maintenance of all single and polyphase ventilated, non-ventilated, and sealed dry-type distribution and power transformers or autotransformers, including those with solid-cast and/or resin encapsulated windings except as follows: a) Instrument transformers b) Step- and induction-voltage regulators c) Arc-furnace transformers d) Rectifier transformers e) Specialty and general purpose transformers f) Mine transformers g) Testing transformers h) Welding transformers Purpose The recommended practice is intended for general use in the application, installation, operation, and maintenance of dry-type transformers manufactured in accordance with IEEE Std C57.12.01, ANSI C57.12.50 [B1], ANSI C57.12.51 [B2], and ANSI C57.12.52 [B3].
ANSI C57.12.13 - CONFORMANCE REQUIREMENTS FOR LIQUID-FILLED TRANSFORMERS USED IN UNIT INSTALLATIONS, INCLUDING UNIT SUBSTATIONS Organization: ANSI
Date: 1982-01-01
Description: This standard does not cover the following types of liquid-filled transformers: (1)Overhead-type distribution transformers, including those mounted in surface enclosures (2)Pad-mounted compartmental-type transformers as described and defined in the following standards: American National Standard Requirements for Pad-Mounted Compartmental-Type Self-Cooled Single-Phase Distribution Transformers with High-Voltage Bushings (High-Voltage, 34 500 GrdY/19 920 Volts and Below; Low-Voltage, 240/120; 167 kVA and Smaller), ANSI C57.12.21-1980 American National Standard Requirements for Pad-Mounted Compartmental-Type Self-Cooled Three-Phase Distribution Transformers with High-Voltage Bushing (34 500 GrdY/19 920 Volts and Below; 2500 kVA and Smaller), ANSI C57.12.22-1980 American National Standard Requirements for Pad-Mounted Compartmental-Type Self-Cooled Single-Phase Distribution Transformers with Separable Insulated High-Voltage Connectors, High-Voltage 34 500 GrdY/19 920 Volts and Below; Low-Voltage, 240/120; 167 kVA and Smaller, ANSI C57.12.25-1981 American National Standard Requirements for Pad-Mounted Compartmental-type Self-Cooled Three-Phase Distribution Transformers for Use with Separable Insulated High-Voltage Connectors, High-Voltage, 24 940 GrdY/14 400 Volts and Below; 2500 kVA and Smaller, ANSI C57.12.26-1975 (3) Subsurface or submersible-type transformers as described and defined in the following standards: American National Standard requirements for Underground-Type Single-Phase Distribution Transformers, with Separable Insulated High-Voltage Connectors, High Voltage 24 940 GrdY/14 400 Volts and Below, Low Voltage 240/120, 100 kVA and Smaller, ANSI C57.12.23-1978 American National Standard Requirements for Underground-Type Three-Phase Distribution Transformers, 2500 kVA and Smaller; High Voltage 24 940 GrdY/14 400 Volts and Below; Low Voltage 480 Volts and Below, ANSI C57.12.24-1982 American National Standard Requirements for Secondary Network Tranformers, Subway and Vault Types (Liquid Immersed), ANSI C57.12.40-1982 (4) Rectifier transformers (5) Mobile transformers (6) All transformers for use in ships and other watercraft, railway rolling stock, aircraft, and automotive vehicles other than mobile home and recreational vehicles (7) Transformers used in mines (8) Transformers installed in railways for the generation, transformation, transmission, or distribution of power and used exclusively for operation of rolling stock, or transformers installed in railways and used exclusively for signaling, or communication purposes (9) Instrument transformers (10) Step-voltage regualors and induction voltage regulators (11) Arc furnace transformers (12) Transformers installed with communication equipment under the exclusive control of communication utilities, located outdoors or in building spaces used exclusively for such installations (13) Transformers that are used under the exclusive control of electric utilities for the purpose of communication or metering, or for the generation, control, transformation, transmission, and distribution of electric energy and that are located in buildings used exclusively for such purposes or located outdoors on property owned or leased by the utility, or on public highways, streets, roads, etc, or by established rights on private property
IEEE - ANSI C57.12.50 - REQUIREMENTS FOR VENTILATED DRY-TYPE DISTRIBUTION TRANSFORMERS, 1 TO 500 KVA, SINGLE-PHASE, AND 15 TO 500 KVA, THREE-PHASE, WITH HIGH-VOLTAGE 601 TO 34 500 VOLTS, LOW-VOLTAGE 120 TO 600 VOLTS - REPLACES NEMA C57.12.50-1981 Organization: IEEE
Date: 1981-01-01
Description: This standard does not apply to other types of transformers, such as specialty, ventilated dry-type 501 kVA and larger, sealed dry-type, pad-mounted dry-type, liquid immersed, instrument, regulating, furnace, mine, and rectifier transformers. Transformers with high voltage 600 volts or less are excluded.
IEEE - IEEE 120 - MASTER TEST GUIDE FOR ELECTRICAL MEASUREMENTS IN POWER CIRCUITS Organization: IEEE
Date: 1989-05-22
Description: Instruments for these latter measurements will be found in the specific publications dealing with the particular measurement, such as IEEE Std 118-1978, IEEE Standard Test Code for Resistance Measurements [4]1, and IEEE Std 119-1974, IEEE Recommended Practice for General Principles of Temperature Measurement as Applied to Electrical Apparatus [5].
IEEE - IEEE 625 - RECOMMENDED PRACTICES TO IMPROVE ELECTRICAL MAINTENANCE AND SAFETY IN THE CEMENT INDUSTRY Organization: IEEE
Date: 2001-01-01
Description: Volzka, TAB Representative Savoula Amanatidis, IEEE Standards Managing EditorScopeThese recommendations apply to all electrical equipment such as substations, power transformers, motor controls, generators, distribution systems, instruments, and storage batteries commonly used in cement plants.
IEST-RP-DTE011 - MECHANICAL SHOCK AND VIBRATION TRANSDUCER Organization: IEST
Date: 2004-09-01
Description: Recent developments in smart sensor technology have the potential to revolutionize the measurement industry, and play an important role in transducer selection. However, part of the IEEE standard directly related to transducer selection had not been finalized as of publication of this Recommended Practice.

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