SIEMENS ED43B040AESA BRKR ED4 3P 480V 40A 12V ST AUX Molded Case Circuit Breaker

The Siemens ED43B040AESA is a 3-pole molded case circuit breaker designed for standard 40°C applications. It provides reliable circuit protection in electrical distribution systems, suitable for use in switchgear assemblies and panelboards. This breaker operates at 480V AC with a 40A continuous current rating and supports 50/60 Hz frequency. It is equipped with a 12V DC shunt trip actuator accessory, enhancing control and safety. Ideal for electrical distributors and lighting solutions providers, it integrates seamlessly into wire and cable systems requiring robust circuit interruption.

Specifications

• Name: SIEMENS ED43B040AESA BRKR ED4 3P 480V 40A 12V ST AUX
• Manufacturer: Siemens
• Manufacturer Part #: ED43B040AESA
• Frame: ED
• Number of Poles: 3
• Voltage Rating: 480V AC
• Current Rating: 40A
• Frequency Rating: 50/60 Hz
• Interrupt Rating: 18KAIC
• Operating Temperature: 40¬∞C
• Actuator: A01ED62 and 12Vdc Shunt Trip Accessories
• Dimensions (W x H x L): 5.000 in x 7 in x 5.000 in
• Product Weight: 6.64 lbs
• Enclosure: Varying

Features

• Standard 40¬∞C breaker suitable for industrial and commercial electrical distribution
• Thermal-magnetic trip unit for reliable overcurrent protection
• Non-interchangeable trip unit design for enhanced safety and compliance with UL 489 and CSA C22.2 No. 5 standards
• Compatible with Siemens ED frame molded case circuit breaker accessories
• Equipped with 12V DC shunt trip actuator for remote trip functionality
• Designed for use in panelboards, switchboards, and individual enclosures
• Supports wiring configurations for AC systems at 50/60 Hz and 480V

Downloads & Links

• Spec Sheet
• Spec Sheet