Free Standards Download

IEEE C37.111-1999 pdf download IEEE Standard Common Format for Transient Data Exchange (COMTRADE) for Power Systems 1. Overview 1.1 Scope This standard deÞnes a format for Þles containing transient waveform and event data collected from power systems...

IEEE C37.12-1996 pdf download IEEE Standard Inverse-Time Characteristic Equations for Overcurrent Relays 3. Definitions 3.1 inverse-time overcurrent relay: A current operated relay that produces an inverse time-current characteristic by integrating a function of current F(I) with respect...

IEEE C37.113-1999 pdf download IEEE Guide for Protective Relay Applications to Transmission Lines 2. References This guide shall be used in conjunction with the following publications. When the following standards aresuperseded by an approved revision, the revision...

IEEE C57.12.60-1998 pdf download IEEE Standard Requirements, Terminology, and Test Code for Dry-Type Air-Core Series-Connected Reactors 1.Overview 1.1 Scope This standard applies to series-connected dry-type air-core single-phase and three-phase outdoor or indoor reactors ofdistribution and transmission voltage...

IEEE C57.16:1996 IEEE Standard Requirements, Terminology, and Test Code for Dry-Type Air-Core Series-Connected Reactors 1.1 Scope This standard applies to series-connected dry-type air-core single-phase and three-phase outdoor or indoor reactors of distribution and transmission voltage class that...

IEEE C57.19-1995 pdf download IEEE Guide for Application of Power Apparatus Bushings 1.2 Purpose The purpose of this guide is to present general information and recommendations for the application ofpower apparatus bushings when incorporated as part of...

IEEE C57.121-1998 pdf download IEEE Guide for Acceptance and Maintenance of Less Flammable Hydrocarbon Fluid in Transformers Care must be taken when filling the test cell with LFH fluids to guard against trapping air bubbles, which may...

IEEE N42.26-1996 pdf download Radiation Protection instrumentationMonitoring Equipment-Personal Warning Devices for X and Gamma Radiations 1 Scope and object This international Standard applies to audible or audibie and visual warning devices whichare worn by personnel. it applies...

IEEE C37.112-1996 pdf download IEEE Standard Inverse-Time Characteristic Equations for Overcurrent Relays 1.Overview 1.1 Scope The scope of this standard includes the review of various existing analytic techniques used to represent relay operatingcharacteristic curve shapes and proposes...

IEEE C57.19.100-1995 pdf download IEEE Guide for Application of Power Apparatus Bushings 1.Overview 1.1 Scope Guidance on the use of outdoor power apparatus bushings is provided in this document. The bushings arelimited to those built in accordance...