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IEEE 1459 - DEFINITIONS FOR THE MEASUREMENT OF ELECTRIC POWER QUANTITIES UNDER SINUSOIDAL, NONSINUSOIDAL, BALANCED, OR UNBALANCED CONDITIONS Organization: IEEE
Date: 2010-02-02
Description: This document provides definitions of electric power to quantify the flow of electrical energy in singlephase and three-phase circuits under sinusoidal, nonsinusoidal, balanced, and unbalanced conditions.
NASA-LLIS-0986 - LESSONS LEARNED – TIGHT SCHEDULING AND NEW UNFAMILIAR EQUIPMENT IN HAZARDOUS ENVIRONMENTS Organization: NASA
Date: 2001-08-01
Description: The linemen had contacted the phase conductor with one probe of the test meter and were attempting to make contact with a ground point in the fuse cabinet of the transformer when an electric flash occurred, indicating a ground fault.
ASHRAE - LV-11-C043 - EXPERIMENTAL APPARATUS FOR MEASURING THE PERFORMANCE OF A PRECOOLED MIXED GAS JOULE THOMSON CRYOPROBE Organization: ASHRAE
Date: 2011-01-01
Description: Measurements include temperature and pressure sensors to resolve thermodynamic states, and flow meters to calculate heat and work transfer rates. A thermal load is applied using an electric heater to characterize the refrigeration performance.
WILEY - POWER DEFINITIONS AND THE - POWER DEFINITIONS AND THE PHYSICAL MECHANISM OF POWER FLOW Organization: WILEY
Date: 2010-01-01
Description: It is also helpful to engineers dealing with energy flow quantification, design and manufacturing of metering instrumentation; consultants working with regulations related to renewable energy courses and the smart grid; and electric utility planning and operation engineers dealing with energy bill structure.
UL 1562 - UL STANDARD FOR SAFETY TRANSFORMERS, DISTRIBUTION, DRY-TYPE - OVER 600 VOLTS - FOURTH EDITION; REPRINT WITH REVISIONS THROUGH AND INCLUDING OCTOBER 22, 2015 Organization: UL
Date: 2013-01-25
Description: These requirements do not cover the following transformers: a) Instrument transformers b) Step-voltage and induction voltage regulators c) Current regulators d) Arc furnace transformers e) Rectifier transformers f) Specialty transformers (such as rectifier, ignition, gas tube sign transformers, and the like) g) Mining transformers h) Motor-starting reactors and transformers These requirements do not cover transformers under the exclusive control of electrical utilities utilized for communication, metering, generation, control, transformation, transmission, and distribution of electric energy regardless of whether such transformers are located indoors, in buildings and rooms used exclusively by utilities for such purposes; or outdoors on property owned, leased, established rights on private property or on public rights of way (highways, streets, roads, and the like).
IEEE C37.121 - GUIDE FOR SWITCHGEAR-UNIT SUBSTATION-REQUIREMENTS Organization: IEEE
Date: 2012-12-05
Description: k) Installations 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 located in buildings used exclusively by utilities for such purposes or located outdoors on property owned or leased by the utility or on public highways, streets, roads, etc; or outdoors by established rights on private property.
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
NEMA - C37.121 - SWITCHGEAR - UNIT SUBSTATIONS - REQUIREMENTS - NOW COPYRIGHTED BY IEEE Organization: NEMA
Date: 1989-01-01
Description: (11) Installations 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 located in buildings used exclusively by utilities for such purposes or located outdoors on property owned or leased by the utility or on public highways, streets, roads, etc; or outdoors by established rights on private property.

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