Bulletin 1489 UL 489 Circuit Breakers Technical Data All other specifications for standard Bulletin 1489-A products remain unchanged The ambient temperature derating applies to applications of the device as an IEC Miniature Circuit Breaker (MCB), following 60 947-2 and as Circuit Breaker to UL489 CSA 22 2 No 5 Frequency range: 10 200 Hz Max
Bulletin 1489 Circuit Breakers Bulletin 1489-A Circuit Breakers are rated as current limiting circuit breakers as defined by UL 489, paragraph 8 6 The Bulletin 1489-A line features the ability to achieve short circuit interruptions far more effectively than conventional breakers
UL 1489 | UL Standards Engagement | UL Standard UL 1489 Fire Tests of Fire Resistant Pipe Protection Systems Carrying Combustible Liquids UL Standard Edition 1 Published Date: September 22, 2016 Last Revision: October 05, 2021 ANSI Approved: October 05, 2021 Scope
Download UL 1489 In PDF - Standards Global UL 1489 – Fire Tests of Fire Resistant Pipe Protection Systems Carrying Combustible Liquids Please note: All interim revisions for this edition available at time of your purchase will be included
Download UL 1489 In PDF - Professional PDF Standards Supplier UL 1489 – Fire Tests of Fire Resistant Pipe Protection Systems Carrying Combustible Liquids Please note: All interim revisions for this edition available at time of your purchase will be included
UL 1489 PDF - Engineering Standards Download UL 1489 – Fire Tests of Fire Resistant Pipe Protection Systems Carrying Combustible Liquids Please note: All interim revisions for this edition available at time of your purchase will be included