The Westinghouse BAB3020H is a 20A, 240VAC three-phase circuit breaker with bolt-on mounting, designed for dependable protection within industrial and commercial power distribution systems. Its 3-pole BAB configuration protects three-phase circuits in panelboards, industrial control systems, manufacturing equipment, and motor branch circuits from overload and short circuits, and is commonly used for replacement, retrofit, and panel upgrades. Common replacements include Eaton BAB3020H, Square D QOB320, and Siemens BQ3B020.
