SIEMENS HED43B070SN Breaker 3P 480V 70A 120V ST - Molded Case Circuit Breaker

The SIEMENS HED43B070SN is a 3-pole molded case circuit breaker designed for standard 40°C applications. It is intended for use in electrical distribution systems requiring reliable overcurrent protection and switching capabilities. This breaker is suitable for use by electrical distributors, lighting solutions providers, wire and cable installers, and switchgear suppliers needing a robust and compliant circuit protection device.

Specifications

• Manufacturer: Siemens
• Model Number: HED43B070SN
• Frame Type: ED
• Number of Poles: 3
• Voltage Rating: 480V AC
• Current Rating: 70A
• Frequency Rating: 50/60 Hz
• Interrupt Rating: 42kAIC
• Operating Temperature: 40¬∞C
• Dimensions (WxHxL): 5.00 in x 7 in x 5.00 in
• Product Weight: 6.1 lbs
• Actuator: S01ED60 Accessory
• Enclosure: Varying
• UPC: 783643399426

Features

• Standard 40¬∞C rated breaker for general electrical distribution use
• Non-interchangeable trip unit design compliant with UL 489 and CSA standards
• Compatible with ED frame accessories and mounting hardware
• Thermal-magnetic trip mechanism providing reliable overcurrent protection
• Suitable for panelboards, switchboards, and industrial enclosures
• Designed for ease of installation with torque specifications detailed on the nameplate
• Includes PUSH-TO-TRIP button for manual operation testing

Downloads & Links

• Spec Sheet
• Spec Sheet