From the Manufacturer
This 120 volt Cutler Hammer "CH" 40 amp, single pole replacement circuit breaker is used in a Cutler-Hammer load center. Typical applications, up to 3,600 watts, include well pumps (up to 200'), bathroom heaters and electric motors (1-1/2 hp to 2 hp). These are only suggested applications and cannot assure compliance with all local codes. Please check local electrical codes before starting any electrical project.
Product Description
Quick make, quick break switch, inverse time element tripping operation and trip free handle. Thermal-magnetic trip curve. UL Listed, HACR rated, meets NEMA standards and Federal Specifications, CSA certified. 120 volt AC. 10,000 AIR.