IEEE Std 521-2019 pdf free download
IEEE Std 521-2019 pdf free download.IEEE Standard Letter Designations for Radar-Frequency Bands. 1. Scope Since World War II, radar systems engineers have used band letter designations as a short notation for describing the frequency band of operation. This usage has continued throughout the years and is now an accepted practice of radar engineers. Radar-frequency letter designations are used for the...
IEEE Std 515-2017 pdf free download
IEEE Std 515-2017 pdf free download.IEEE Standard for the Testing, Design, Installation, and Maintenance of Electrical Resistance Trace Heating for Industrial Applications. 4.1.7 Deformation test A sample approximately 450 mm in length is placed on a rigid fat steel plate. A crushing force of 1500 N is then applied for 30 s, without shock, by means of a 6 mm...
IEEE Std 485-2020 pdf free download
IEEE Std 485-2020 pdf free download.IEEE Recommended Practice for Sizing Lead-Acid Batteries for Stationary Applications. 1. Scope Methods are described for defining the dc load and for sizing a lead-acid battery to supply that load for stationary battery applications in float service. Some factors relating to cell selection are provided for consideration. Installation, maintenance, qualification, testing procedures, and consideration of...
IEEE Std 484-2019 pdf free download
IEEE Std 484-2019 pdf free download.IEEE Recommended Practce for Installaton Design and Installaton of Vented Lead-Acid Bateries for Statonary Applicatons. Photocopies Subject to payment of the appropriate fee, IEEE will grant users a limited, non-exclusive license to photocopy portions of any individual standard for company or organizational internal use or individual, non-commercial use only. To arrange for payment of licensing...
IEEE Std 463-2006 pdf free download
IEEE Std 463-2006 pdf free download.IEEE Standard for Electrical Safety Practices in Electrolytic Cell Line Working Zones. 3. Definitions For the purposes of this standard, the following terms and definitions apply. The Authoritative Dictionary of IEEE Standards, Seventh Edition [B1] should be referenced for terms not defined in this clause. 3.1 bond: A reliable connection to ensure required electrical conductivity...
IEEE Std 434-2006 pdf free download
IEEE Std 434-2006 pdf free download.IEEE Guide for Functional Evaluation of Insulation Systems for AC Electric Machines Rated 2300 V and Above. 3.3 Accelerated aging In functional testing, test specimens are subjected to the specified aging stress, typically using either continuous or cyclical stress exposures to represent service aging. Diagnostic tests are periodically conducted to evaluate the extent of deterioration....
IEEE Std 433-2009 pdf free download
IEEE Std 433-2009 pdf free download.IEEE Recommended Practice for Insulation Testing of AC Electric Machinery with High Voltage at Very Low Frequency . 1.3 Background Design innovations and rating increases of ac electric machines continuously increase the need to develop improved methods of testing insulation for serviceability. Research in the 1950s evolved a method of 0.1 Hz overvoltage testing to...
IEEE Std 404-2006 pdf free download
IEEE Std 404-2006 pdf free download.IEEE Standard for Extruded and Laminated Dielectric Shielded Cable Joints Rated 2500 V to 500 000 V. AEIC CS6, Specifications for Ethylene Propylene Rubber Insulated Shielded Power Cables Rated 5 Through 69 kV. AEIC CS7, Specifications for Crosslinked Polyethylene Insulated Shielded Power Cables Rated 69 Through 138 kV. AEIC CS8, Specification for Extruded Dielectric Shielded...
IEEE Std 400.3-2006 pdf free download
IEEE Std 400.3-2006 pdf free download.IEEE Guide for Partial Discharge Testing of Shielded Power Cable Systems in a Field Environment. 1.1 Scope This guide covers the diagnostic testing of new or service-aged installed shielded power cable systems, which include cable, joints, and terminations, using PD detection, measurement, and location. Partial discharge testing, which is a useful indicator of insulation degradation,...
IEEE Std 400.1-2007 pdf free download
IEEE Std 400.1-2007 pdf free download.IEEE Guide for Field Testing of Laminated Dielectric, Shielded Power Cable Systems Rated 5 kV and Above with High Direct Current Voltage. 3.2 Test equipment 3.2.1 High direct voltage test equipment The test voltage source should: ⎯ Provide the maximum (usually negative polarity) test voltage required plus some margin. ⎯ Provide a means of increasing...