ED63B050L - 50Amp Circuit Breaker

ED63B050L - 50Amp Circuit Breaker

The Siemens ED63B050L is a 50 Amp, 3-pole molded case circuit breaker designed to provide dependable overcurrent protection in commercial and industrial electrical distribution systems. As part of the trusted Siemens SENTRON ED Frame product family, this breaker is rated for applications up to 600 VAC and is intended as a form, fit, and function replacement for compatible Siemens ED Frame installations. Whether you're maintaining an existing panelboard, switchboard, motor control center, or OEM equipment, the ED63B050L helps restore your electrical system while maintaining its original design and intended operating characteristics. Built to last and manufactured to meet recognized UL and IEC standards, this breaker is well suited for facilities that require reliable protection without altering existing equipment configurations.

Key Features and Benefits

• Siemens SENTRON ED Frame molded case circuit breaker
• 50 Amp continuous current rating
• 3-pole configuration for three-phase electrical systems
• Thermal-magnetic trip unit provides overload and short-circuit protection
• Rated for applications up to 600VAC
• 18kAIC interrupting capacity at 600VAC
• 25kAIC interrupting capacity at 480VAC
• Includes factory-installed line and load side lugs (LN1E100)
• Accepts 10 AWG to 1/0 AWG copper or aluminum conductors
• Standard 40°C rated breaker
• Designed as a form, fit, and functional replacement for compatible Siemens ED Frame installations
• Helps maintain the original design and operation of existing electrical distribution equipment
• Built to last for demanding commercial and industrial applications
  

Technical Specifications

• Manufacturer: Siemens
  
• Catalog Number: ED63B050L
  
• Manufacturer Part Number (MFN): ED63B050L
  
• Product Family: SENTRON ED6, 18kAIC, 600VAC
  
• Product Type: Molded Case Circuit Breaker
  
• Current Rating: 50 Amps
  
• Poles: 3
  
• Voltage Rating: 600VAC
  
• Trip Unit: Thermal-Magnetic
  
• Frame Type: ED Frame
  
• Standard Operating Temperature: 40°C
  
• Interrupting Rating:
  • 18kAIC @ 600VAC
  • 25kAIC @ 480VAC
• Terminal Type: Factory-Installed Line and Load Side Lugs (LN1E100)
  
• Wire Range: 10 AWG–1/0 AWG Copper/Aluminum
  
• Dimensions:
  • Width: 3.00 inches
  • Length: 6.35 inches
  • Depth: 3.92 inches
• Net Weight: 3.801 lb.
  
• Country of Origin: Mexico
  
• UPC: 783643236332
  

Material Compliance and Certifications

The Siemens ED63B050L is manufactured in accordance with established industry standards and environmental compliance requirements for commercial and industrial electrical equipment.

• UL 489 Listed
• IEC 60947-2 Compliant
• RoHS Compliant (since October 13, 2008)
• REACH Article 33 Compliant
• WEEE Directive (2012/19/EU) Compliant
• Export Classification: EAR99
  

Where It Works Best

The Siemens ED63B050L is commonly used in commercial buildings, manufacturing facilities, industrial plants, schools, healthcare facilities, and municipal infrastructure where compatible Siemens ED Frame circuit breakers are already installed. It is well suited for panelboards, switchboards, motor control centers, OEM equipment, and power distribution systems requiring a 50 Amp, 3-pole, 600VAC molded case circuit breaker with factory-installed line and load side lugs.