SIEMENS BQD120SN BREAKER BQD 20A 277VAC 1-WIRE SW NEUT

SIEMENS BQD120SN Breaker 20A 277VAC 1-Pole Molded Case Circuit Breaker The Siemens BQD120SN is a low voltage molded case circuit breaker designed for panelboard mounting in construction applications. It provides circuit protection with a thermal magnetic trip unit, suitable for electrical distributors and switchgear suppliers requiring reliable protection at 277VAC. This single-pole breaker supports continuous current up to 25A and features a 14kA interrupt rating, making it compatible with lighting solutions and wire and cable systems in commercial and industrial environments. Specifications Manufacturer: Siemens Manufacturer Part #: BQD120SN Number of Poles: 1 Continuous Current Rated Value: 25 A Supply Voltage Frequency: 50/60 Hz Voltage Rating: 277 VAC Interrupt Rating: 14 kA Frame Size: 100 A Trip Type: Thermal Magnetic Trip Unit Type of Electrical Connection: Low Tab Material of Enclosure: Molded Case Circuit Breaker Dimensions (H x W x D): 5 in x 1 in x 3 in Maximum Ambient Temperature: 40 °C Standards: UL 489, CSA-C22.2, IEC 60947-2 Features Panelboard mount design for easy installation Thermal magnetic trip unit for reliable overload and short circuit protection Molded case construction ensures durability and safety Compatible with 1-wire switch neutral wiring Meets multiple international safety and performance standards Downloads & Links Spec Sheet