SIEMENS ED43B050LAESD BRKR ED4 3P 480V 50A LUG 125V ST AUX Molded Case Circuit Breaker

The Siemens ED43B050LAESD is a 3-pole molded case circuit breaker designed for electrical distribution and protection in commercial and industrial applications. Operating at 480V AC with a continuous current rating of 50A, this breaker is suitable for use in panelboards, switchboards, and approved enclosures. It provides reliable short-circuit and overload protection with an interrupt rating of 18kAIC and complies with UL 489 and CSA C22.2 No. 5 standards. The breaker is compatible with accessories such as the S11ED62A actuator and is engineered for use by electrical distributors and switchgear suppliers requiring robust and code-compliant circuit protection solutions.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: ED43B050LAESD
• Frame: ED
• Number of Poles: 3
• Voltage Rating: 480V AC
• Continuous Current Rating: 50A
• Interrupt Rating: 18kAIC
• Operating Temperature: 40¬∞C
• Dimensions (WxHxL): 7.000" x 6" x 4.000"
• Product Weight: 5.407 lbs
• Enclosure: Varying
• Actuator Accessory: S11ED62A
• UPC: 040892279672

Features

• Thermal-magnetic trip unit for reliable protection
• Non-interchangeable trip unit design for safety and compliance
• Load side lugs included; line side lugs available as accessory
• Suitable for reverse feed applications per UL 489 Supplement SB
• Compatible with 60 or 75¬∞C wire per NEC and Canadian Electrical Code
• Manual PUSH-TO-TRIP button for testing trip function
• Mounting hardware and wire connectors available separately for installation flexibility

Downloads & Links

• Spec Sheet
• Spec Sheet