SIEMENS BQD370SS BREAKER BQD 3P 70A 480VAC 14KA 277V ST

SIEMENS BQD370SS Breaker 3P 70A 480VAC Molded Case Circuit Breaker The Siemens BQD370SS is a 3-pole molded case circuit breaker designed for panelboard mounting in electrical distribution systems. It provides reliable circuit protection for construction applications, suitable for continuous current ratings up to 70 A and supply voltages of 480 VAC and 277 VAC at 50/60 Hz. This breaker is engineered to meet the requirements of electrical distributors and switchgear suppliers, ensuring safe and efficient operation within lighting solutions and wire and cable systems. Specifications Number of Poles: 3 Continuous Current Rated Value: 70 A Supply Voltage Frequency Rated Value: 50/60 Hz Ambient Temperature During Operation Maximum: 40 °C Type of Electrical Connection: Low Tab Design of the Overload Release: Thermal Magnetic Trip Unit Material of the Enclosure: Molded Case Circuit Breaker Size of the Circuit-Breaker: 100A Dimensions (W x H x D): 3 in x 5 in x 3 in Standards: UL 489, CSA-C22.2 Features Panelboard mount design for easy integration in electrical distribution panels Thermal magnetic trip unit for reliable overload and short circuit protection Compact molded case construction for durability and safety Compatible with standard 480/277 VAC systems commonly used in commercial and industrial settings Downloads & Links Spec Sheet