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UL - 489A BULLETIN

UL Standard for Safety Circuit Breakers for use in Commmunications Equipment

active, Most Current
Organization: UL
Publication Date: 29 June 2018
Status: active
Page Count: 2

Document History

489A BULLETIN
June 29, 2018
UL Standard for Safety Circuit Breakers for use in Commmunications Equipment
A description is not available for this item.
489A BULLETIN
July 24, 2014
UL Standard for Safety Circuit Breakers for use in Commmunications Equipment
A description is not available for this item.
489A BULLETIN
March 1, 2013
UL Standard for Safety Circuit Breakers for use in Commmunications Equipment
A description is not available for this item.
489A BULLETIN
June 1, 2012
UL Standard for Safety Circuit Breakers for use in Commmunications Equipment
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...
489A BULLETIN
December 7, 2009
UL Standard for Safety Circuit Breakers for use in Commmunications Equipment
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...
489A BULLETIN
March 14, 2008
UL Standard for Safety for Circuit Breakers for use in Commmunications Equipment
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...
489A BULLETIN
January 8, 2008
UL Standard for Safety for Circuit Breakers for use in Commmunications Equipment
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...
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References

This document references:
IEEE C37.14 - DC (3200 V and below) Power Circuit Breakers Used in Enclosures
Published by IEEE on March 26, 2015
This standard covers the following types, preferred ratings, and testing requirements of enclosed dc power circuit breakers: a) Stationary or drawout type of one- or two-pole functional construction...
This document references:
IEEE C37.09 - Standard Test Procedures for AC High-Voltage Circuit Breakers with Rated Maximum Voltage Above 1000 V
Published by IEEE on December 5, 2018
This standard applies to ac high-voltage circuit breakers with rated maximum voltage above 1000 V. It defines various tests that are made on ac high-voltage circuit breakers, except for generator...
This document references:
UL 50 - UL STANDARD FOR SAFETY Enclosures for Electrical Equipment, Non-Environmental Considerations
Published by UL on October 16, 2015
This standard applies to enclosures for electrical equipment intended to be installed and used in nonhazardous locations in accordance with the Canadian Electrical Code, Part I, CSA C22.1, the...
This document references:
CSA C22.2 NO 211.2 - Rigid PVC (unplasticized) conduit
Published by CSA on January 1, 2006
This Standard applies to rigid PVC (unplasticized) conduit, elbows, bends, and couplings, intended for use at a continuous operating temperature of 75 °C, for the installation of wires and cables in...
This document is referenced by:
UL 891 - UL Standard for Safety Switchboards
Published by UL on July 19, 2019
Scope and object This Standard applies to switchboards nominally rated at 1 000 V or less and intended for use in accordance with the Canadian Electrical Code, Part I (CE Code, Part I), the National...
This document is referenced by:
CSA C22.2 NO 236 - Heating and cooling equipment
Published by CSA on January 1, 2015
These requirements apply to the following stationary equipment for use in nonhazardous locations rated greater than 600 volts up to 7200 V, and remote control assemblies for such equipment: a) Heat...
This document is referenced by:
CSA C22.2 NO 169 - Electric clothes washing machines and extractors
Published by CSA on January 1, 2018
This Standard applies to electric clothes washing machines and extractors intended to be used in nonhazardous locations in accordance with the Canadian Electrical Code, Part I (CE Code), and the...
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