SIEMENS HED43M040 BRKR HED4 3P 480V 40A 50C

SIEMENS HED43M040 BRKR HED4 3P 480V 40A 50C Molded Case Circuit Breaker The SIEMENS HED43M040 is a 3-pole molded case circuit breaker designed for use in electrical distribution systems requiring reliable overcurrent protection. Calibrated for 50°C applications, it supports voltages up to 480V AC at 50/60 Hz frequency. This breaker is suitable for use by electrical distributors and switchgear suppliers in industrial and commercial lighting and power systems, providing secure load interruption with a high interrupt rating of 42 kAIC. Its ED frame construction supports compact installation within panelboards, switchboards, and other approved equipment. Specifications Manufacturer: Siemens Manufacturer Part #: HED43M040 Frame: ED Number of Poles: 3 Voltage Rating: 480V AC Current Rating: 40A Frequency Rating: 50/60 Hz Interrupt Rating: 42 kAIC Operating Temperature: 50°C Application: Calibrated for 50°C Application Dimensions (W x H x L): 7.0 in x 6 in x 4.0 in Product Weight: 3.5 lbs Actuator Type: Varying Enclosure Type: Varying UPC: 783643007154 Features Compact ED frame design suitable for panelboard and switchboard installations Thermal-magnetic trip unit calibrated for 50°C ambient temperature for enhanced performance in elevated temperature environments Non-interchangeable trip unit design for secure, factory-assembled configuration Manual operation with ON, OFF, and TRIP positions plus push-to-trip button for testing trip function (per installation instructions) Compatible with 60 or 75°C wire per National Electric Code guidelines Installation supported with torque specifications and mounting hardware per Siemens guidelines Meets applicable UL 489 and CSA C22.2 No. 5 standards for molded case circuit breakers Downloads & Links Spec Sheet Spec Sheet