HED43B110 - 110Amp Circuit Breaker

HED43B110 - 110Amp Circuit Breaker

When your electrical system calls for a 110 Amp, 3-pole ED-frame circuit breaker, the Siemens HED43B110 delivers the ratings and compatibility needed for the job. Designed for low-voltage power distribution, this molded case circuit breaker uses a thermal-magnetic trip unit that responds to both prolonged overloads and short-circuit conditions, helping protect connected equipment and wiring.

Key Features and Benefits

• 110 Amp current rating
• Three-pole molded case circuit breaker
• Siemens SENTRON ED-frame design
• Rated for applications up to 480 VAC
• Thermal-magnetic trip unit helps protect against overloads and short circuits
• Factory-installed load lugs (TA1E6125)
• Accepts 3 AWG to 3/0 AWG copper conductors
• Accepts 1 AWG to 2/0 AWG aluminum conductors
• Designed for commercial and industrial power distribution equipment
• Meets UL 489 and IEC 60947-2 standards
  

Technical Specifications

• Manufacturer: Siemens
  
• Catalog Number: HED43B110
  
• Product Type: Molded Case Circuit Breaker
  
• Product Family: SENTRON ED Frame
  
• Frame Size: ED
  
• Current Rating: 110 Amps
  
• Poles: 3
  
• Voltage Rating: 480 VAC
  
• Interrupting Rating: 42kAIC @ 480 VAC
  
• Trip Unit: Thermal-Magnetic
  
• Terminal Type: Load Lugs (TA1E6125)
  
• Copper Wire Range: 3 AWG–3/0 AWG
  
• Aluminum Wire Range: 1 AWG–2/0 AWG
  
• Dimensions (W × H × D): 3.00 × 6.35 × 3.92 inches
  
• Weight: 3.781 lb.
  
• Country of Origin: Mexico
  

Material Compliance and Certifications

• UL 489 Listed
• IEC 60947-2 Compliant
• RoHS Compliant
• REACH Information Available
• Export Classification: EAR99
  

Where It Works Best

The Siemens HED43B110 is commonly used in commercial and industrial electrical distribution systems where an ED-frame, 110 Amp, 3-pole breaker is specified. It's a good fit for compatible panelboards, switchboards, motor control equipment, and other low-voltage distribution assemblies operating at up to 480 VAC.