SIEMENS ED43B045AESB Molded Case Circuit Breaker 480V 45A

The SIEMENS ED43B045AESB is a 3-pole molded case circuit breaker designed for standard 40°C applications. It is suitable for use in electrical distribution systems requiring reliable overcurrent protection at 480V AC with a continuous current rating of 45A. This breaker is ideal for panelboards, switchboards, and other approved electrical enclosures. As a product from Siemens, a leading switchgear supplier, it integrates seamlessly into wire and cable systems and lighting solutions requiring robust circuit protection.

Specifications

• Manufacturer: Siemens
• Manufacturer Part Number: ED43B045AESB
• Frame: ED
• Number of Poles: 3
• Voltage Rating: 480V AC
• Current Rating: 45A
• Frequency Rating: 50/60 Hz
• Interrupt Rating: 18KAIC
• Operating Temperature: 40°C
• Dimensions (W x H x L): 7.0 in x 6 in x 4.0 in
• Product Weight: 5.26 lbs
• Actuator Accessory: S07ED62A
• Enclosure: Varying
• UPC: 783643376779

Features

• Standard 40°C thermal-magnetic trip unit suitable for typical electrical distribution environments
• Non-interchangeable trip unit design consistent with ED frame breakers for enhanced safety and compliance
• Compatible with Siemens accessories for expanded functionality
• Load side lugs supplied standard; line side lugs available as an option
• UL 489 and CSA certified for use in North American electrical systems

Downloads & Links

• Spec Sheet
• Spec Sheet