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1077 Supplementary Protectors
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Understanding Trip Curves - c3controls
img.c3controls.comIntroduction to trip curves for UL 489 Miniature Circuit Breakers and UL 1077 Supplementary Protectors. Trip Curves, aka Time Current Curves, can be an intimidating topic. The goal of this short paper is to introduce you to the concept of trip curves and explain how to read and understand them.