SIEMENS HED43B125AEAESN BRKR HED4 3P 480V 125A 120V ST 2AUX

SIEMENS HED43B125AEAESN Breaker 3P 480V 125A - Molded Case Circuit Breaker The SIEMENS HED43B125AEAESN is a 3-pole molded case circuit breaker designed for standard 40°C applications. Rated for 480V AC and 125A continuous current, it provides reliable overcurrent protection in electrical distribution systems. This breaker is suitable for use by electrical distributors, lighting solutions providers, wire and cable suppliers, and switchgear suppliers requiring robust and compliant circuit protection. Specifications Manufacturer: Siemens Catalog Number: HED43B125AEAESN Frame Type: ED Number of Poles: 3 Voltage Rating: 480V AC Current Rating: 125A Continuous @ 40°C Interrupting Rating: 42KAIC Frequency Rating: 50/60 Hz Dimensions (W x H x L): 5.00 in x 7 in x 5.00 in Product Weight: 3.6 lbs Operating Temperature: 40°C Actuator Accessory: S01ED62AA Enclosure: Varying UPC: 783643524408 Features Standard 40°C rated molded case circuit breaker for reliable protection Non-interchangeable trip unit design consistent with Siemens ED frame breakers Compliant with CSA C22.2 No. 5 and UL 489 standards for molded case circuit breakers Suitable for individual enclosures, panelboards, switchboards, and approved equipment Manual operation with ON, OFF, and TRIP positions plus a push-to-trip test button Designed for mounting with included accessories and torque specifications for secure installation Compatible with copper and aluminum wiring connectors, with recommended joint compound for aluminum Field inspection and maintenance supported with clear procedures to ensure long-term reliability Downloads & Links Spec Sheet Spec Sheet