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DS/IEC 60038 - IEC STANDARD VOLTAGES Organization: DS
Date: 2009-07-08
Description: This publication applies to - a.c. transmission, distribution and utilization systems and equipment for use in such systems with standard frequencies 50 Hz and 60 Hz having a nominal voltage above 100 V; - a.c. and d.c. traction systems; - a.c. and d.c. equipment having nominal voltages below 120 V a.c. or below 750 V d.c., the a.c. voltages being intended (but not exclusively) for 50 Hz and 60 Hz applications; such equipment covers batteries (from primary or secondary cells), other power supply devices (a.c. or d.c.), electrical equipment (including industrial and communication), and appliances.
DSF/IEC 60038 - IEC STANDARD VOLTAGES Organization: DS
Description: This publication applies to - a.c. transmission, distribution and utilization systems and equipment for use in such systems with standard frequencies 50 Hz and 60 Hz having a nominal voltage above 100 V; - a.c. and d.c. traction systems; - a.c. and d.c. equipment having nominal voltages below 120 V a.c. or below 750 V d.c., the a.c. voltages being intended (but not exclusively) for 50 Hz and 60 Hz applications; such equipment covers batteries (from primary or secondary cells), other power supply devices (a.c. or d.c.), electrical equipment (including industrial and communication), and appliances.
CENELEC - EN 60038 - CENELEC STANDARD VOLTAGES Organization: CENELEC
Date: 2011-10-01
Description: This publication applies to – a.c. transmission, distribution and utilization systems and equipment for use in such systems with standard frequency 50 Hz having a nominal voltage above 100 V; – a.c. and d.c. traction systems; – a.c. and d.c. equipment having nominal voltages below 120 V a.c. or below 750 V d.c., the a.c. voltages being intended (but not exclusively) for 50 Hz applications; such equipment covers batteries (from primary or secondary cells), other power supply devices (a.c. or d.c.), electrical equipment (including industrial and communication), and appliances.
CEI EN 60038 - CENELEC STANDARD VOLTAGES Organization: CEI
Date: 2012-08-01
Description: This publication applies to – a.c. transmission, distribution and utilization systems and equipment for use in such systems with a standard frequency of 50 Hz having a nominal voltage above 100 V; – a.c. and d.c. traction systems; – a.c. and d.c. equipment having nominal voltages below 120 V a.c. or below 750 V d.c., the a.c. voltages being intended (but not exclusively) for 50 Hz applications; such equipment covers batteries (from primary or secondary cells), other power supply devices (a.c. or d.c.), electrical equipment (including industrial and communication), and appliances.
UFC 3-510-01 - FOREIGN VOLTAGES AND FREQUENCIES GUIDE - INCORPORATES CHANGE 2: SEPTEMBER 22, 2009 Organization: UFC
Date: 2005-03-01
Description: It also identifies the classes of equipment that are sensitive to voltage and frequency differences. Foreign countries around the world use different electrical standards for voltage and frequency than those of the United States.
ARMY - AR TM 5-688 - FOREIGN VOLTAGES AND FREQUENCIES GUIDE Organization: ARMY
Date: 1999-11-12
Description: It also identifies the classes of equipment that are sensitive to voltage and frequency differences. Foreign countries around the world use different electrical standards for voltage and frequency than those of the United States.
IEEE - ANSI C62.41 - GUIDE FOR SURGE VOLTAGES IN LOW- VOLTAGE AC POWER CIRCUITS DESIGNATED 587-80) Organization: IEEE
Date: 1980-01-01
Description: The purpose of this recommended practice is to provide information on surge voltages in low-voltage (Footnote 1) ac power circuits. With this information, equipment designers and users can evaluate their operating environment to determine their need for surge-protective devices.
IEEE C62.41 - IEEE RECOMMENDED PRACTICE ON SURGE VOLTAGES IN LOW-VOLTAGE AC POWER CIRCUITS Organization: IEEE
Date: 1991-01-01
Description: The previous edition of this document, IEEE C62.41-1980, “IEEE Guide for Surge Voltages in Low-Voltages AC Power Circuits” (also known as IEEE Std 587-1980), contained similar information about the surge environment.
IEEE - ANSI C37.06.1 - GUIDE FOR HIGH-VOLTAGE CIRCUIT BREAKERS RATED ON SYMMETRICAL CURRENT BASIS DESIGNATED “DEFINITE PURPOSE FOR FAST TRANSIENT RECOVERY VOLTAGE RISE TIMES” Organization: IEEE
Date: 2000-01-01
Description: ScopeThis guide is issued as a supplement to C37.06 for high-voltage circuit breaker applications where the transient recovery voltages (TRV) rise to the crest value much more rapidly than those specified in ANSI C37.06: Table 1, Preferred ratings for indoor circuit breakers with voltage range factor K=1.0; Table 2, Preferred ratings for outdoor circuit breakers 72.5 kV and below; or Table 3, Preferred ratings for outdoor circuit breakers rated 123 kV and above. 2
BSI - BS 7744 - GUIDE TO ARTIFICIAL POLLUTION TESTS ON HIGH VOLTAGE INSULATORS TO BE USED ON D.C. SYSTEMS Organization: BSI
Date: 1994-03-15
Description: Provides a methodology for undertaking tests but world experience is too limited to know if these procedures cover all voltages adequately.
IEEE - ANSI C37.47 - HIGH VOLTAGE CURRENT-LIMITING TYPE DISTRIBUTION CLASS FUSES AND FUSE DISCONNECTING SWITCHES Organization: IEEE
Date: 2000-05-03
Description: The information in the brackets is a term used in IEC standards that may be similar to the term we are using, a term that is common in some parts of the world, or is a term that has been used previously in ANSI and IEEE standards.
IEEE 1668 - TRIAL-USE RECOMMENDED PRACTICE FOR VOLTAGE SAG AND SHORT INTERRUPTION RIDE-THROUGH TESTING FOR END-USE ELECTRICAL EQUIPMENT RATED LESS THAN 1000 V Organization: IEEE
Date: 2014-08-21
Description: A clause dedicated to the detailed analysis of voltage sags experienced by end users provides insight into real-world voltage sags. Testing procedures and requirements for test equipment are clearly defined within this document to reflect the electrical environment, including single-phase, two-phase, and three-phase, balanced and unbalanced voltage sags.
IEC/PAS 61975 - SYSTEM TESTS FOR HIGH-VOLTAGE DIRECT CURRENT (HVDC) INSTALLATIONS - EDITION 1.0 Organization: IEC
Date: 2004-08-01
Description: In adapting the HVDC system to the "real world" (the connected AC systems) various constraints may exist, which require coordination within the economic schedules of the AC system operators.
IEC/TR 61459 - LOW-VOLTAGE FUSES - COORDINATION BETWEEN FUSES AND CONTACTORS/MOTOR-STARTERS - APPLICATION GUIDE - EDITION 1.0; CORRIGENDUM 1: 2/2001 Organization: IEC
Date: 1996-08-01
Description: A survey is presented in annex B of the rated currents, I2t values and cut-off currents of fuses correctly chosen according to the ratings of the starters they protect, based on the results of successful type testing throughout the world.Examples of suitable fuse-links used for motor protection are also given in annex B.
MODUK - DEF-139 - POWER TRANSFORMERS 5 KVA TO 1,000 KVA, 50 CYCLES PER SECOND, FOR 415 VOLT AND 240 VOLT SYSTEMS, AND TRANSFORMERS UP TO 1,500 KVA FOR SPECIAL PURPOSES (10.62) - (REPRINTED MAY 1967) Organization: MODUK
Date: 1962-01-01
Description: This specification governs the supply of transformers of sizes, types, voltages, voltage ratios, vector group and symbol reference defined in the British Electricity Board's Specification - T1 (except as stated below) for the use of Ministry of Defence and Ministry of Technology Establishments throughout the world.
WILEY - RF CIRCUIT DESIGN - RF CIRCUIT DESIGN 2ND EDITION COMPLETE DOCUMENT Organization: WILEY
Date: 2012-01-01
Description: RF Circuit Design, Second Edition immerses practicing and aspiring industry professionals in the complex world of RF design. Completely restructured and reorganized with new content, end-of-chapter exercises, illustrations, and an appendix, the book presents integral information in three complete sections: Part One explains the different methodologies between RF and digital circuit design and covers voltage and power transportation, impedance matching in narrow-band case and wide-band case, gain of a raw device, measurement, and grounding.
MCGRAW - MAKING THINGS MOVE - MAKING THINGS MOVE: DIY MECHANISMS FOR INVENTORS, HOBBYISTS, AND ARTISTS Organization: MCGRAW
Date: 2011-01-01
Description: Electrical Design of Overhead Power Transmission Lines covers: • AC circuits and sequence circuits of power networks Matrix methods in AC power system analysis Overhead transmission line parameters Modeling of transmission lines AC power-flow analysis using iterative methods Symmetrical and unsymmetrical faults Control of voltage and power flow Stability in AC networks • High-voltage direct current (HVDC) transmission • Corona and electric field effects of transmission lines • Lightning performance of transmission lines • Coordination of transmission line insulation • Ampacity of overhead line conductors
MCGRAW - ELECTRICAL DESIGN OF OVER - ELECTRICAL DESIGN OF OVERHEAD POWER TRANSMISSION LINES Organization: MCGRAW
Date: 2013-01-01
Description: Electrical Design of Overhead Power Transmission Lines covers: AC circuits and sequence circuits of power networks Matrix methods in AC power system analysis Overhead transmission line parameters Modeling of transmission lines AC power-flow analysis using iterative methods Symmetrical and unsymmetrical faults Control of voltage and power flow Stability in AC networks High-voltage direct current (HVDC) transmission Corona and electric field effects of transmission lines Lightning performance of transmission lines Coordination of transmission line insulation Ampacity of overhead line conductors
WILEY - POWER SYSTEM RELAYING - POWER SYSTEM RELAYING - 4TH EDITION Organization: WILEY
Date: 2014-01-01
Description: Used by universities and industry courses throughout the world, Power System Relaying is an essential text for graduate students in electric power engineering and a reference for practising relay and protection engineers who want to be kept up to date with the latest advances in the industry.
SAE J551-4 - TEST LIMITS AND METHODS OF MEASUREMENT OF RADIO DISTURBANCE CHARACTERISTICS OF VEHICLES AND DEVICES, BROADBAND AND NARROWBAND, 150 KHZ TO 1000 MHZ Organization: SAE
Date: 2006-09-01
Description: These subjects are covered in other sections of SAE J551 and in SAE J1113.The World Administrative Radiocommunications Conference (WARC) lower frequency limit in region 1 was reduced to 148.5 kHz in 1979.

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