HEB1B015B - 15Amp Circuit Breaker

HEB1B015B - 15Amp Circuit Breaker

When you need a replacement breaker that matches the original equipment, the Siemens HEB1B015B is built for the job. This 15 amp, single-pole molded case circuit breaker is part of the HEB (EG) frame family and uses a thermal-magnetic trip unit to protect electrical systems from overloads and short circuits. It's intended as a form, fit, and functional replacement for compatible Siemens panelboards and switchboard applications, making it a practical choice for maintenance, repairs, and keeping existing equipment operating as intended.

Key Features and Benefits

• Siemens HEB (EG) frame molded case circuit breaker
• 15 amp, single-pole configuration
• Thermal-magnetic trip unit
• Form, fit, and functional replacement for compatible Siemens equipment
• Rated for 277VAC operation
• Load-side lugs only (TA1EG10)
• Accepts 8 AWG to 1/0 AWG copper or aluminum conductors
• UL Listed
• Built to last for demanding commercial and industrial applications

Technical Specifications

• Catalog Number: HEB1B015B
  
• Manufacturer: Siemens
  
• Product Type: Molded Case Circuit Breaker
  
• Frame: HEB (EG Frame)
  
• Trip Unit: Thermal-Magnetic
  
• Poles: 1
  
• Current Rating: 15 Amps
  
• Voltage Rating: 277VAC
  
• Interrupting Rating: 65kAIC @ 277VAC; 25kAIC @ 347VAC
  
• Terminal Type: Load-side lugs (TA1EG10)
  
• Wire Range: 8 AWG to 1/0 AWG Copper/Aluminum
  
• Dimensions: 1" W × 5.5" H × 3" D
  
• Weight: Approximately 0.99 lb
  

Material Compliance and Certifications

• UL Listed
• Suitable for copper and aluminum conductors
• Manufactured for use in compatible Siemens HEB (EG) frame applications
  

Where It Works Best

The HEB1B015B is commonly found in commercial buildings, industrial facilities, and other low-voltage power distribution systems that use Siemens HEB frame panelboards. It's a good choice when replacing an existing breaker with the same electrical ratings and physical configuration, helping maintain the original design of the equipment without changes to the installation.