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IEEE C37.119 - Guide for Breaker Failure Protection of Power Circuit Breakers
May 15, 2016 - IEEE

This guide describes methods to protect a power system from faults that are not cleared because of failure of a power circuit breaker to operate or interrupt when called upon by a protective relay. The intent is to give the reader a guide in how to detect that a breaker has...

NG TS 3.07.32 - Technical Specifications (NGTS) - Circuit-Breaker Point-on-wave Switching Control
September 1, 1997 - NG

This Specification describes the functional and performance requirements for a point-on-wave switching control relay for circuit-breakers on NGC's 400 kV, 275 kV, 132 kV and other lower voltage systems. The detailed requirements for circuit-breakers are specified in NGTS...

NEMA PB 1 - Panelboards
January 1, 2011 - NEMA

This standards publication covers single panelboards or groups of panel units suitable for assembly in the form of single panelboards, including buses, and with or without switches or automatic overload protective devices (fuses or circuit breakers), or both. These units are used in...

DS/EN 6113 - Aerospace series - Circuit breaker, connecting and attachment hardware
August 5, 2015 - DS

This European Standard specifies the connecting and attaching hardware for circuit breakers.

ASD-STAN PREN 6113 - Aerospace series Circuit breaker, connecting and attachment hardware
February 28, 2014 - ASD-STAN

This standard specifies the connecting and attaching hardware for circuit breakers.

NG TS 3.24.83 - National Grid Technical Specifications - Circuit Breaker Sequential Isolation
June 1, 2001 - NG

This specification covers the functional requirements for sequentially operated disconnectors operating at 420, 300 and 145kV. This facility is typically associated with pressurised head air-blast circuit breakers but may also be applied to other types of circuit breaker...

ANSI/NEMA KS 2 - Distribution Equipment Switch Application Guide, A User’s Reference
January 1, 2013 - NEMA

This publication covers application information for distribution equipment switches that are: a) Rated at not more than 600V and 6000A with or without a horse-power rating b) With or without provision for fuses c) With current-carrying parts and mechanisms enclosed in metallic or non-metallic...

NG TS 3.06.13 - National Grid Technical Specifications - Circuit-Breaker Trip Circuit Supervision Systems
June 1, 1999 - NG

This Specification describes the functional and performance requirements for circuit-breaker trip circuit supervision systems in NGC's substations.

NG TS 3.06.08 - National Grid Technical Specifications - Circuit Breaker Fail Protection
March 1, 1999 - NG

This Specification describes the functional and performance requirements for circuit breaker fail protection for 400 kV and 275 kV circuit breakers on the NGC System. It does not cover the requirements for back tripping systems associated with busbar protection or mesh...

IEEE C37.18 - Standard Enclosed Field Discharge Circuit Breakers for Rotating Electric Machinery
January 1, 1979 - IEEE

Foreword (This Foreword is not a part of ANSI/IEEE C37.18-1979, American National Standard Enclosed Field Discharge Circuit Breakers for Rotating Electric Machinery.) This standard was first published in 1962 as IEEE Publication No 90 for trial use. It was also published as...

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