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UL 489 - UL Standard for Safety Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker Enclosures
October 24, 2016 - UL

The requirements of this standard cover molded-case circuit breakers, circuit breaker and ground-fault circuit-interrupters, fused circuit breakers, high-fault protectors, and high-fault modules. These circuit breakers are...

CSA C22.2 NO 5 - Molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures
January 1, 2016 - CSA

The requirements of this standard cover molded-case circuit breakers, circuit breaker and ground-fault circuit-interrupters, fused circuit breakers, high-fault protectors, and high-fault modules. These circuit breakers are...

ANSI/NEMA AB 3 - Molded Case Circuit Breakers and Their Application
January 1, 2013 - NEMA

This application guide covers molded case circuit breakers and molded case switches, single-pole and multi-pole, fused and unfused, as well as accessories used with them. These circuit breakers and switches are assembled as integral units in...

NEMA AB 1 - Molded-Case Circuit Breakers, Molded Case Switches, and Circuit-Breaker Enclosures
January 1, 2002 - NEMA

The requirements of this standard cover molded-case circuit breakers, circuit breaker and ground-fault circuit-interrupters, fused circuit breakers, and accessory high-fault protectors. These circuit breakers are...

CSA C22.2 NO 305 - Molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures for use with photovoltaic (PV) systems
January 1, 2016 - CSA

These requirements cover molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures rated up to 1500 V dc, intended for use with photovoltaic (PV) systems and Ref. No. 1 of Annex B. These requirements are intended to be...

NEMA ABP 6 - What is the Purpose of a Molded Case Circuit Breaker?
January 1, 2015 - 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...

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...

CNS C 4085 - MOLDED CASE CIRCUIT BREAKERS
BSMI
A description is not available for this item.
UL 489H OUTLINE - UL Outline for Investigation Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures, for Use with Direct Current (DC)
November 14, 2017 - UL

These requirements cover molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures rated up to 1000 V dc, intended for use with Direct Current (DC) Microgrid systems and Article 712 of the National Electrical Code,...

UL 489G OUTLINE - Outline of Investigation for Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures, 650 – 1000 Volts AC and 650 – 1500 Volts DC
December 21, 2016 - UL

These requirements cover molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures, rated at 650 - 1000 volts AC and 650 - 1500 volts DC, 6000 amperes or less. This Outline is intended to be used with the Standard for...

UL 489B OUTLINE - UL Outline of Investigation for Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures for Use with Photovoltaic (PV) Systems
September 10, 2014 - UL

These requirements cover molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures rated up to 1500 V dc, intended for use with photovoltaic (PV) systems and Article 690 of the National Electrical Code, ANSI/NFPA-70....

JIS C 8370 - Molded Case Circuit Breakers (MCCB)
July 1, 1996 - JSA
A description is not available for this item.
UL 489B - UL Standard for Safety Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures for Use with Photovoltaic (PV) Systems
March 7, 2016 - UL

These requirements cover molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures rated up to 1500 V dc, intended for use with photovoltaic (PV) systems and Ref. No. 1 of Annex B. These requirements are intended to be...

UL 489F OUTLINE - UL Outline for Investigation Molded-Case Circuit Breakers and Molded-Case Switches for Use with Battery Power Supplies
January 12, 2016 - UL

These requirements cover molded-case circuit breakers and molded-case switches rated greater than 250 V dc but no greater than 1500 V dc and intended for use with battery power supplies (BPS) which may be wired with multiple poles in series, such as may be...

UL 489C OUTLINE - OUTLINE OF INVESTIGATION FOR MOLDED-CASE CIRCUIT BREAKERS AND MOLDED-CASE SWITCHES FOR USE WITH WIND TURBINES
April 6, 2012 - UL

These requirements cover molded-case circuit breakers and molded-case switches rated up to 690 V ac intended for use in wind turbine applications in nacelle, hub, tower, and ground installations. A circuit breaker or switch intended for use in...

IEEE 1458 - Recommended Practice for the Selection, Field Testing, and Life Expectancy of Molded-Case Circuit Breakers for Industrial Applications
September 28, 2017 - IEEE

This document provides a recommended practice for the selection, application, and determination of the remaining life in molded-case circuit breakers used in industrial applications. Purpose Molded-case circuit breakers are one of the most...

NEMA ABP 4 - Taking the Guesswork out of Selecting and Maintaining Molded Case Circuit Breakers
January 1, 2013 - NEMA

Foreword This is an update to the NEMA white paper originally published in 1998. 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...

NEMA AB 4 - Guidelines for Inspection and Preventive Maintenance of Molded Case Circuit Breakers Used in Commercial and Industrial Applications
January 1, 2017 - NEMA

NEMA AB 4 sets forth, for use by qualified personnel,1 a number of basic procedures that may be used for the inspection and preventive maintenance of molded case circuit breakers used in industrial and commercial applications rated up to and including 1000 V 50/60 Hz AC...

NEMA AB 2 - PROCEDURES FOR FIELD INSPECTION AND PERFORMANCE VERIFICATION OF MOLDED CASE CIRCUIT BREAKERS USED IN COMMERCIAL AND INDUSTRIAL APPLICATIONS
January 1, 1984 - NEMA

This Standards Publication is intended to set forth, for the use of qualified maintenance personnel, a number of basic procedures for the field inspection and performance verification of molded case circuit breakers used in industrial and commercial applications and...

W-C-375 - CIRCUIT BREAKERS, MOLDED CASE; BRANCH CIRCUIT AND SERVICE
June 13, 2017 - NPFC

This specification covers the general requirements and test procedures for molded case circuit breakers which fall within the general parameters specified in table XVI which are specifically designed to provide service-entrance, feeder, meter-service, or branch...

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