UL 489-16 Molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures
Publication Year
2016
Document Status
Current
Abstract
Specifies molded-case circuit breakers, circuit breaker and ground-fault circuit-interrupters, fused circuit breakers, high-fault protectors, and high-fault modules.
Document History
Revised April 23, 2019.
Publisher Information
Underwriters Laboratories
Established in 1894 as the Underwriters' Electrical Bureau, UL is a global safety consulting and certification company, approved to perform safety testing by the U.S. federal agency of Occupational Safety and Health Administration.
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