The ABB THQB32020 is a compact, thermal-magnetic circuit breaker designed for reliable performance in residential and commercial applications. Part of the Q-Line, this 3-pole breaker offers Quick-make / Quick-break mechanisms and common trip bars for enhanced safety and ease of use. Its trip indication is clearly visible, ensuring quick identification of status. Designed for bolt-on applications, it seamlessly integrates with load centers and lighting panels..The ABB THQB32020 is a 3-pole miniature circuit breaker with a thermal-magnetic trip function. It has a rated current of 20 A and an interrupting rating of 10 KAIC at various system voltages including 120 Vac, 120/240 Vac, and 240 Vac. The breaker features fixed long time and instantaneous trip settings and is suitable for reverse feed applications. It is marked for HACR (Heat, Air Conditioning, Refrigeration) use.