Source: https://standards.globalspec.com/topics/low-voltage-transformer-standards
Timestamp: 2019-01-19 17:10:46
Document Index: 615447051

Matched Legal Cases: ['art 2', 'art 1', 'art 1', 'art 2', 'art 1', 'art 1', 'art 2', 'art 3', 'art 3', 'art 1', 'art 1', 'art 3', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11']

Low Voltage Transformer Standards | Engineering360
Low Voltage Transformer Standards
Most-Recent Revision Only (3,062)
active (1,987)
inactive (1,023)
Preface This is the harmonized CSA Group and UL standard for low voltage transformers. It is the first edition of CSA C22.2 No. 66.1 and the first edition of UL 5085-1. This harmonized standard has been jointly revised on December 6, 2013. For this purpose, CSA Group and UL are...
CSA C22.2 NO 66.2 - Low Voltage Transformers - Part 2: General Purpose Transformers
As noted in Low Voltage Transformers â€" Part 1: General Requirements, UL 5085-1, or CSA C22.2 No. 66.1, Low Voltage Transformers â€" Part 1: General Requirements, the requirements of Part 2 cover: a) Air-cooled transformers and reactors for general...
April 17, 2006 - UL
As noted in Low Voltage Transformers - Part 1: General Requirements, UL 5085-1, or CSA C22.2 No. 66.1, Low Voltage Transformers - Part 1: General Requirements, the requirements of Part 2 cover: a) Air-cooled transformers and reactors for general use;...
These requirements cover the following types of transformers: a) Air-cooled transformers and reactors for general use; b) General purpose autotransformers; c) Ferroresonant transformers; d) Class 2 and Class 3 transformers (which are evaluated in accordance with Part 3);...
CSA C22.2 NO 66.3 - Low Voltage Transformers - Part 3: Class 2 and Class 3 Transformers
April 17, 2006 - CSA
As noted in Low Voltage Transformers - Part 1: General Requirements, UL 5085-1, or CSA C22.2 No. 66.1, Low Voltage Transformers - Part 1: General Requirements, the requirements in Part 3 cover Class 2 transformers for use with Class 2 circuits in...
DS/EN IEC 61869-11 - Instrument transformers – Part 11: Additional requirements for low-power passive voltage transformers
IEC 61869-11:2017 is a product standard and covers only additional requirements for low-power passive voltage transformers (passive LPVT). The product standard for low-power passive voltage transformers is composed of IEC 61869-1, along with IEC 61869-6 and...
IEC 61869-11 - Instrument transformers – Part 11: Additional requirements for low-power passive voltage transformers
This part of IEC 61869 is a product standard and covers only additional requirements for lowpower passive voltage transformers (passive LPVT). The product standard for low-power passive voltage transformers is composed of IEC 61869-1, along with IEC 61869-6 and...
DSF/FPREN 61869-11 - Instrument transformers – Part 11: Additional requirements for low-power passive voltage transformers
This part 11 of IEC 61869 is a product standard and covers only additional requirements for low-power passive voltage transformers (passive LPVT). The product standard for low-power passive voltage transformers is composed by the IEC 61869-1, in addition...
BS EN IEC 61869-11 - Instrument transformers Part 11: Additional requirements for low-power passive voltage transformers
IEEE C62.34 - Test Methods and Performance of Low-Voltage (1000 V rms or Less) Surge Protective Devices Used on Secondary Distribution Systems (Between the Transformer Low-Voltage Terminals and the Line Side of the Service Equipment)
This standard applies to surge protective devices designed for application on the low-voltage supply mains (1000 V root-mean-squared [rms] and less, frequency between 48 Hz and 62 Hz) and intended to be connected at locations between, and including, the secondary terminals of the...
ITU-T K.110 - Lightning protection of the dedicated transformer for radio base station
December 1, 2015 - ITU-T
This Recommendation addresses the lightning protection of dedicated transformers used to provide electrical power for radio base stations (RBSs). It contains procedures for earthing, bonding and direct lightning protection of the dedicated transformer, including protection methods for...
IEEE C62.44 - IEEE Guide for the Application of Low- Voltage (1000 V rms or Less) Surge Protective Devices Used on Secondary Distribution Systems (Between the Transformer Low-Voltage Terminals and the Line Side of the Service Equipment)
This guide encompasses the application of surge protective devices (SPDs) (secondary arresters) from the secondary terminals of the distribution transformer to the line side of the service equipment. NOTE - For reference, Figure 1 shows that the location covered by this guide is within...
IEEE P62.44 DRAFT - Draft Guide for the Application of Low - Voltage (1000 Volts rms or Less) Surge Protective Devices Used on Secondary Distribution Systems (Between the Transformer Low-Voltage Terminals and the Line Side of the Service Equipment)
August 1, 2016 - IEEE
This guide encompasses the application of surge protective devices (secondary arresters) from the secondary terminals of the distribution transformer to the line side of the service equipment. NOTE-For reference, Figure 1 shows that the location covered by this guide is within Category C...
June 2, 2017 - UL
These requirements cover ignition transformers for use with gas burners and oil burners and specialty step-up transformers used in applications such as insect electrocuting. Transformers incorporating overcurrent or over-temperature protective devices, transient voltage...
BS EN 61330 - High-Voltage/Low-Voltage Prefabricated Substations
July 15, 1996 - BSI
Type tests and routine tests for equipment comprising transformers, low-voltage and high-voltage switchgear connections and auxiliaries for voltages of 1 kV to 52 kV at maximium power of 1600 kVA. Public safety has been given particular attention.
IEEE PC57.12.23 DRAFT - Draft Standard for Submersible Single-Phase Transformers: 250 kVA and Smaller; High Voltage 34 500GrdY/19 920 V and Below; Low Voltage 600 V and Below
This standard covers certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of single-phase, 60 Hz, liquid immersed, self-cooled, submersible distribution transformers with separable insulated high voltage connectors. These...