Free Standards Download

IEEE 502-1985 pdf download IEEE Guide for Protection, Interlocking, and Control of Fossil-Fueled Unit- Connected Steam Stations 1. Scope and References 1.1 Scope This guide presents information regarding the essential subsystems that make up a fossil-fueled unit-connectedboiler-turbine-generator...

IEEE 603-1998 pdf download IEEE Standard Criteria for Safety Systems for Nuclear Power Generating Stations 1.Scope The criteria contained in this standard establish minimum functional and design requirements for the powerinstrumentation, and control portions of safety systems...

IEEE 620-1996 pdf download IEEE Guide for the Presentaton of Thermal Limit Curves for Squirrel Cage Inducton Machines 1.Overview 1.1 Scope This guide applies to three-phase squirrel cage induction machines. 250 hp (200 kW) and above and...

IEEE 661-1997 pdf download IEEE Standard Method for Determining Objective L oudness Ratings of Telephone Connections 2. Scope and Purpose 2.1 The purpose of this standard is to describea practical and reproducible method of determining the loudness...

IEEE 741-1997 pdf download IEEE Standard Criteria for the Protection of Class 1E Power Systems and Equipment in Nuclear Power Generating Stations 1.Scope This standard prescribes criteria that establish protection requirements for Class lE power systems andequipment....

IEEE 857-1996 pdf download IEEE Recommended Practice for Test Procedures for High-Voltage Direct- Current Thyristor Valves 1.Scope This recommended practice contains information and recommendations for the type testing of thyristor valves forhigh-voltage direct-current (HVDC) power transmission systems....

IEEE 951-1996 pdf download IEEE Guide to the Assembly and Erection of Metal Transmission Structures 1. Overview 1.1 Scope This guide presents various good practices that will enable users to improve their ability to assemble andcrect self-supporting...

IEEE 998-1996 pdf download IEEE Guide for Direct Lightning Stroke Shielding of Substations 1. Overview 1.1 Scope The scope of this guide is the identification and discussion of design procedures to provide direct stroke shielding ofoutdoor distribution,...

IEEE 1016-1998 pdf download IEEE Recommended Practice for Software Design Descriptions 1. Scope This is a recommended practice for describing software designs. lt specifies the necessary information content, andrecommended organization for a Software Design Description (SDD). An...

IEEE 1027-1996 pdf download IEEE Standard Method for Measurement of the Magnetic Field in the Vicinity of a Telephone Receiver 1.Overview This standard describes the methodology for measuring the magnetic field strength in the vicinity of a...