Siemens SpeedFax™ BQD34000S01 Molded Case Circuit Breaker, 277/480 VAC, 40 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip

Siemens Panelboard mounting circuit breakers are designed for quick installation in Siemens panelboards and switchboards. The interlocking features allow for one screw installation which mounts the breaker line end bus tab to the panelboard bus bar. Ideally suited for use in lighting panels, these breakers offer HACR ratings as well as Switching Duty ratings for 15A to 20A and HID ratings from 15A to 50A.