HED43M125, Molded Case Circuit Breaker

HED43M125 Molded Case Circuit Breaker - Siemens Electrical Distributor The Siemens HED43M125 Molded Case Circuit Breaker is designed for reliable circuit protection in commercial and industrial electrical distribution systems. Calibrated for 50°C ambient applications, this 3-pole breaker supports continuous current up to 125 amperes and operates efficiently in 50/60 Hz electrical systems. It is suitable for use in lighting solutions, wire and cable protection, and as part of switchgear assemblies, providing robust interruption capabilities with a 42KAIC interrupt rating at 480V AC. The breaker’s compact dimensions and adaptable enclosure options make it a versatile choice for electrical distributors seeking dependable circuit protection equipment. Specifications Manufacturer: Siemens Model Number: HED43M125 Frame: ED Current Rating: 125 amperes Number of Poles: 3 Frequency Rating: 50/60 Hz Interrupt Rating: 42KAIC Operating Temperature: 50°C Calibration Dimensions (W x H x D): 7.000 in x 5 in x 4.000 in Product Weight: 3.7 lbs Application: Calibrated for 50°C ambient Features Calibrated for elevated ambient temperature (50°C) ensuring accurate trip performance under higher temperature conditions Compact ED frame design compatible with a variety of electrical distribution systems Robust 42KAIC interrupting capacity for reliable fault current interruption 3-pole configuration supports three-phase circuit protection Varying actuator and enclosure options for flexible installation Designed to meet UL 489 standards for molded case circuit breakers Part of the Siemens Sentron™ series with proven performance in commercial and industrial markets Downloads & Links Catalog Specification/Technical Installation/Operator Other 1