SIEMENS ED43B100SB Molded Case Circuit Breaker 3P 480V 100A

The SIEMENS ED43B100SB is a molded case circuit breaker designed for standard 40°C applications. It is suitable for electrical distribution systems requiring reliable overcurrent protection at 480V AC with a 100A continuous current rating. This 3-pole breaker is ideal for use in panelboards, switchboards, and other approved electrical enclosures. As part of Siemens' ED frame series, it supports 50/60 Hz frequency and offers an interrupt rating of 18KAIC, making it appropriate for commercial and industrial electrical installations. Electrical distributors and switchgear suppliers will find this breaker compatible with a variety of wire and cable configurations, ensuring safety and compliance with relevant UL and CSA standards.

Specifications

• Manufacturer: Siemens
• Frame: ED
• Number of Poles: 3
• Voltage Rating: 480V AC
• Current Rating: 100A
• Frequency Rating: 50/60 Hz
• Interrupt Rating: 18KAIC
• Operating Temperature: 40¬∞C
• Dimensions (W x H x L): 5.000 in x 7 in x 5.000 in
• Product Weight: 5.82 lbs
• Actuator: S07ED60 Accessory
• Enclosure: Varying

Features

• Standard 40¬∞C calibrated thermal-magnetic trip unit
• Non-interchangeable trip unit design (typical for ED frame)
• Supplied with load side lugs; line side lugs available as accessory
• Suitable for reverse feed applications per UL 489 and CSA standards
• Compatible with 60¬∞C or 75¬∞C wire for rated ampacity circuits
• Manual PUSH-TO-TRIP button for trip function verification
• Mounting hardware and accessories available separately for flexible installation

Downloads & Links

• Spec Sheet
• Spec Sheet