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CSA C199 - THREE-PHASE NETWORK DISTRIBUTION TRANSFORMERS - THIRD EDITION Organization: CSA
Date: 2008-01-01
Description: This Standard specifies the mechanical and electrical characteristics of three-phase network distribution transformers having rated primary voltages up to 34.5 kV and kV•A ratings of 500 to 2500.
CSA C301.1 - SINGLE-PHASE SUBMERSIBLE DISTRIBUTION TRANSFORMERS - SECOND EDITION Organization: CSA
Date: 2006-01-01
Description:   This Standard applies only to single-phase distribution transformer units intended for use in a ventilated vault or enclosure below grade level, with all terminations and accessories cover mounted, or nearly so, for operation above grade.
CSA C301.2 - THREE-PHASE SUBMERSIBLE DISTRIBUTION TRANSFORMERS - SECOND EDITION Organization: CSA
Date: 2006-01-01
Description:   This Standard applies only to three-phase distribution transformer units intended for use in a ventilated vault or enclosure below grade level, with all terminations and accessories cover mounted, or nearly so, for operation above grade.
IEEE C57.12.80 - TERMINOLOGY FOR POWER AND DISTRIBUTION TRANSFORMERS Organization: IEEE
Date: 2010-09-30
Description: This standard is a compilation of terminology and definitions related to electric power and distribution transformers and associated apparatus. It also includes similar terminology relating to power systems and insulation which is commonly involved in transformer technology.
CSA C802.1 - MINIMUM EFFICIENCY VALUES FOR LIQUIDFILLED DISTRIBUTION TRANSFORMERS - SECOND EDITION; ERTA: MAY 2016 Organization: CSA
Date: 2013-01-01
Description: This Standard specifies energy efficiencies for liquid-filled distribution transformers. The total ownership cost (TOC) methodology is recommended as the means for achieving these energy efficiencies, particularly for use by electric utilities.
CSA - C227.1-1975 - SINGLE-PHASE PAD MOUNTED DISTRIBUTION TRANSFORMERS Organization: CSA
Date: 1975-09-01
Description: For other details, reference shall be made to CSA Standard C2, Single-Phase and Three-Phase Distribution Transformers Types ONAN and LNAN. The rated kVA capacities at rated voltage shall be 25,37,50,75,100 and 167.
NEMA TP 3 - STANDARD FOR THE LABELING OF DISTRIBUTION TRANSFORMER EFFICIENCY Organization: NEMA
Date: 2000-01-01
Description: Defines the labeling of distribution transformers tested to the efficiency levels specified in TP 1.
IEEE C57.138 - RECOMMENDED PRACTICE FOR ROUTINE IMPULSE TESTS FOR DISTRIBUTION TRANSFORMERS Organization: IEEE
Date: 2016-12-07
Description: This recommended practice covers only those aspects of impulse testing that are specific to routine testing of distribution transformers. For more thorough coverage of impulse testing of transformers in general, IEEE Std C57.98™ should be consulted.
IEEE PC57.12.39 DRAFT - DRAFT STANDARD FOR DISTRIBUTION TRANSFORMER TANK PRESSURE COORDINATION Organization: IEEE
Date: 2017-04-01
Description: This standard covers certain mechanical requirements for liquid-immersed distribution transformers in respect to tank strength as well as static and dynamic tank pressure mitigation.
NEMA TP 1 - GUIDE FOR DETERMINING ENERGY EFFICIENCY FOR DISTRIBUTION TRANSFORMERS Organization: NEMA
Date: 2002-01-01
Description: This standard covers single-phase and three-phase dry-type and liquid-filled distribution transformers. Defines the labeling of distribution transformers tested to the efficiency levels specified in TP 1.
IEEE C57.12.35 - BAR CODING FOR DISTRIBUTION TRANSFORMERS AND STEP-VOLTAGE REGULATORS Organization: IEEE
Date: 2013-08-23
Description: This standard sets forth bar-code label requirements for overhead, pad-mounted, and underground-type distribution transformers and step-voltage regulators. Included herein are requirements for data content, symbology, label layout, print quality, and label life expectancy.
CSA C2.1 - SINGLE-PHASE AND THREE-PHASE LIQUID-FILLED DISTRIBUTION TRANSFORMERS - FIRST EDITION; UPDATE NO. 1: FEBRUARY 2007 Organization: CSA
Date: 2006-01-01
Description: This Standard specifies the requirements for distribution transformers with the exception of those distribution transformers that are covered by CSA C2.2, C227.3, and C227.4.
CSA - CAN/CSA-C227.2-88 - THREE-PHASE, LIVE-FRONT, PAD-MOUNTED DISTRIBUTION TRANSFORMERS - GENERAL INSTRUCTION NO 1 Organization: CSA
Date: 1988-09-01
Description: This Standard specifies the requirements for distribution transformers intended primarily for operation by electric utilities.
IEEE C57.12.37 - THE ELECTRONIC REPORTING OF DISTRIBUTION TRANSFORMER TEST DATA Organization: IEEE
Date: 2015-09-03
Description: This standard provides a basis for electronic reporting of transformer test data on liquid-immersed distribution transformers. This standard defines how to format and report the standard test data when electronic reporting is specified.
CSA C2.2 - POLE-MOUNTED, SINGLE-PHASE DISTRIBUTION TRANSFORMERS FOR ELECTRIC UTILITIES - FIRST EDITION; UPDATE NO 1: MARCH 2007 Organization: CSA
Date: 2006-01-01
Description: This Standard specifies the requirements for distribution transformers intended primarily for operation by electric utilities.
CSA C227.5 - THREE-PHASE LIVE-FRONT PAD-MOUNTED DISTRIBUTION TRANSFORMERS - FIRST EDITION Organization: CSA
Date: 2008-04-01
Description: This Standard specifies requirements for three-phase live-front pad-mounted distribution transformer units that (a) consist of a transformer and a separable or integral cable entrance compartment; (b) are rated 75 to 3000 kV•A and intended for operation on three-phase underground distribution systems having the preferred rated voltages specified in Tables 1 and 2; and (c) are intended for mounting outdoors on pads without additional protective enclosures.
NASA-16275S - DISTRIBUTION TRANSFORMERS Organization: NASA
Date: 2005-12-01
Description: This section covers single- and three-phase dry-type and oil-insulated ransfo...
BSMI - CNS C 4010 - DISTRIBUTION TRANSFORMER Organization: BSMI
ANSI C57.96 - GUIDE FOR LOADING DRY-TYPE DISTRIBUTION AND POWER TRANSFORMERS APPENDIX TO AMERICAN NATIONAL STANDARD POWER AND DISTRIBUTION TRANSFORMERS Organization: ANSI
Date: 1959-11-01
Description: This guide covers general recommendations for the loading of dry-type distribution and power transformers that have insulation system limited to 150 ºC and 220 ºC maximum hottestepot operating temperatures.
NEMA TP 2 - STANDARD TEST METHOD FOR MEASURING THE ENERGY CONSUMPTION OF DISTRIBUTION TRANSFORMERS Organization: NEMA
Date: 2005-01-01
Description: This standard covers single-phase and three-phase dry-type and liquid-immersed distribution transformers at 60Hz for the North American system (transformers for transferring electrical energy from a primary distribution circuit to a secondary distribution circuit or within a secondary distribution circuit) This standard addresses the test procedures for determining the efficiency performance of the transformers covered in NEMA Publication TP 1.

1 - 20 of 505 results