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MPIF STANDARD TEST - Standard Test Methods for Metal Powders and Powder Metallurgy Products
January 1, 2016 - MPIF

Introduction & Scope The Metal Powder Industries Federation (MPIF) is a voluntary-membership, not-for-profit trade association formed by the members of the PM and particulate materials industry to promote the advancement of the metal powder producing and consuming industries and the practice of...

UL 1558 - UL Standard for Safety Metal-Enclosed Low-Voltage Power Circuit Breaker Switchgear
February 18, 2016 - UL

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...

NEMA ABP 3 - Molded Case Circuit Breaker Systems Testing with Conductors
January 1, 2013 - NEMA

FOREWORD This is an update to the NEMA white paper originally published in 1994. To ensure that a meaningful publication was being developed, draft copies were sent to a number of groups within NEMA having an interest in this topic. Their resulting comments and suggestions provided vital input...

MIL-B-9895 - BEAD BREAKER, HYDRAULIC, PNEUMATIC TIRE
October 27, 1960 - NPFC

This specification covers one type of hydraulic aircraft tire bead breaker to accomodate tires from 34″ O.D. to 56″ O.D.

Power Circuit Breaker Theory and Design
January 1, 1982 - IET

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...

UL 489A - UL Standard for Safety Circuit Breakers for use in Commmunications Equipment
October 15, 2008 - UL

The requirements of this standard cover single pole or multi-pole DC rated circuit breakers intended for use as branch circuit overcurrent and short-circuit protection in communications equipment. All poles of multi-pole circuit breakers covered by...

UL 1066 - UL Standard for Safety Low-Voltage AC and DC Power Circuit Breakers Used in Enclosures
April 13, 2012 - UL

These requirements cover low-voltage ac power circuit breakers as follows: a) Stationary-mounted or drawout-mounted types, b) 2-pole, 3-pole, and 4-pole constructions, c) Manually operated or power operated, and d) With or without electromechanical or solid-state type trip device....

SNZ AS/NZS IEC 60947.2 - Low-voltage switchgear and controlgear Part 2: Circuit-breakers
June 29, 2015 - SNZ

Scope and object This standard applies to circuit-breakers, the main contacts of which are intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c.; it also contains additional requirements for integrally fused...

IEC 62271-100 - High-voltage switchgear and controlgear – Part 100: Alternating-current circuit-breakers
June 1, 2017 - IEC

This part of IEC 62271 is applicable to a.c. circuit-breakers designed for indoor or outdoor installation and for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 1 000 V It is only applicable to three-pole circuit-breakers for use in...

IEC 60947-2 REDLINE - Low-voltage switchgear and controlgear – Part 2: Circuit-breakers
June 1, 2016 - IEC

Scope and object This part of IEC 60947 series applies to circuit-breakers, the main contacts of which are intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c.; it also contains additional requirements for integrally...

IEC TR 62271-306 - High-voltage switchgear and controlgear – Part 306: Guide to IEC 62271-100, IEC 62271-1 and other IEC standards related to alternating current circuit-breakers
August 1, 2018 - IEC

This part of IEC 62271 is applicable to a.c. circuit-breakers designed for indoor or outdoor installation and for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 1 000 V. NOTE While this technical report mainly addresses circuit-breakers,...

SAE ARP4101/5 - Aircraft Circuit Breaker and Fuse Arrangement
June 1, 2010 - SAE

This document recommends criteria for the location, arrangement and other requirements of aircraft circuit breakers and fuses on the flight deck.

NEMA SG 11 - Guide for Handling and Maintenance of Alternating Current Outdoor High-Voltage Circuit Breakers
January 1, 2013 - NEMA

This document provides information on receiving, storage, handling, installation, inspection, and maintenance of alternating current outdoor high-voltage circuit breakers. It is impossible to cover here in detail all guidelines for each of the different types of circuit...

CEI 17-129 - High-voltage switchgear and controlgear Part 302: Alternating current circuit-breakers with intentionally nonsimultaneous pole operation
August 1, 2014 - CEI

This part of IEC 62271 provides guidance on the design, construction, specification and testing of circuit-breakers with intentional non-simultaneous pole operation which are excluded from the scope of IEC 62271-100. In all other respects the scope of this technical report is...

DS/EN 60077-3 - Railway applications - Electric equipment for rolling stock - Part 3: Electrotechnical components - Rules for d.c. circuit-breakers
June 6, 2003 - DS

In addition to the general requirements of IEC 60077-2, this part of IEC 60077 gives the rules for circuit-breakers, the main contacts of which are to be connected to d.c. power and/or auxiliary circuits. The nominal voltage of these circuits does not exceed 3 000 V d.c....

IEC 60077-3 - Railway Applications - Electric Equipment for Rolling Stock - Part 3: Electrotechnical Components - Rules for d.c. Circuit-Breakers
December 1, 2001 - IEC

Scope and object In addition to the general requirements of IEC 60077-2, this part of IEC 60077 gives the rules for circuit-breakers, the main contacts of which are to be connected to d.c. power and/or auxiliary circuits. The nominal voltage of these circuits does not...

DSF/PREN IEC 60077-4 - Railway applications – Electric equipment for rolling stock – Part 4: Electrotechnical components – Rules for AC circuit-breakers
DS

In addition to the general requirements of IEC 60077-2, this part of IEC 60077 gives rules for AC circuit-breakers, the main contacts of which are connected to AC overhead contact lines; the nominal voltage of these circuits being in accordance with IEC 60850. This document,...

DS/EN 60077-4 - Railway applications - Electric equipment for rolling stock - Part 4: Electrotechnical components - Rules for AC circuit-breakers
November 28, 2003 - DS

In addition to the general requirements of IEC 60077-2, this international standard gives rules for a.c. circuit-breakers, the main contacts of which are to be connected to a.c. overhead contact lines; the nominal voltage of these circuits being in accordance with IEC 60850....

DS/IEC/TR 62271-302 - High-voltage switchgear and controlgear - Part 302: Alternating current circuit-breakers with intentionally non-simultaneous pole operation
July 27, 2010 - DS

This document provides guidance upon the design, construction, specification and testing of circuit-breakers with intentional non-simultaneous pole operation which are excluded from the scope of IEC 62271-100. In all other respects the scope of this document is identical to...

DSF/PREN IEC 60077-3 - Railway applications – Electric equipment for rolling stock – Part 3: Electrotechnical components – Rules for d.c. circuit-breakers
DS

In addition to the general requirements of IEC 60077-2, this part of IEC 60077 gives the rules for circuit-breakers, the main contacts of which are connected to DC power and/or auxiliary circuits. The nominal voltage of these circuits does not exceed 3 000 V DC according...

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