Narrow Your Results
This specification covers high-impact (H.I.) shockproof and vibration proof, bulkhead mounted electrical power distribution and transfer panels using ALB, NLB, AQB, and NQB circuit breakers for feeder and branch circuit protection and control for alternating current (ac) and...
This specification covers one type of hydraulic aircraft tire bead breaker to accomodate tires from 34″ O.D. to 56″ O.D.
The book has 13 chapters and the following topics are dealt with: development of circuit breakers; physics of circuit breaker arcs; network switching conditions; oil circuit breakers; air break circuit breakers; air blast circuit breakers; SF Author C. H....
This document recommends criteria for the location, arrangement and other requirements of aircraft circuit breakers and fuses on the flight deck.
This document recommends criteria for the location, arrangement and other requirements of aircraft circuit breakers and fuses on the flight deck.
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 failed to...
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 3.2.1...
1.1 These requirements cover metal-enclosed low-voltage power circuit breaker switchgear assemblies containing but not limited to such devices as low-voltage power circuit breakers, other interrupting devices, switches, control, instrumentation and metering, protective and...
This European Standard specifies the connecting and attaching hardware for circuit breakers.
This standard specifies the connecting and attaching hardware for circuit breakers.
PREFACE This is the harmonized ANCE, CSA Group, and UL standard for Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures. It is the fifth edition of NMX-J-266-ANCE, the fourth edition of CSA C22.2 No. 5, and the thirteenth edition of UL 489. This...
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 or form part...
