HED43B100 - 100Amp Circuit Breaker

HED43B100 - 100Amp Circuit Breaker

When you need a replacement breaker that matches the original equipment specifications, the Siemens HED43B100 is designed to provide the proper form, fit, and function for compatible electrical systems. This 100 Amp, 3-pole molded case circuit breaker belongs to Siemens' ED-frame family and is intended for use in commercial and industrial low-voltage power distribution applications.

Key Features and Benefits

• 100 Amp current rating
• Three-pole design for three-phase electrical systems
• Rated for applications up to 480 VAC
• Thermal-magnetic trip unit provides overload and short-circuit protection
• Siemens ED-frame molded case circuit breaker
• Factory-installed load-side lugs (LN1E100)
• Accepts 10 AWG to 1/0 AWG copper or aluminum conductors
• Compact dimensions simplify installation in compatible equipment
• Designed for commercial and industrial power distribution systems
• Built to last in demanding electrical environments
  

Technical Specifications

• Manufacturer: Siemens
  
• Catalog Number: HED43B100
  
• Product Type: Molded Case Circuit Breaker
  
• Frame: ED
  
• Amperage: 100 Amps
  
• Number of Poles: 3
  
• Voltage Rating: 480 VAC
  
• Interrupting Rating: 42kAIC @ 480 VAC
  
• Trip Unit: Thermal-Magnetic
  
• Terminal Type: Load Lugs Only (LN1E100)
  
• Wire Range: 10 AWG–1/0 AWG Copper or Aluminum
  
• Dimensions: 3.00 in. W × 6.35 in. H × 3.92 in. D
  
• 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 HED43B100 is commonly installed in commercial buildings, industrial facilities, manufacturing plants, and other low-voltage power distribution systems that utilize Siemens ED-frame circuit breakers. It is well suited for protecting feeders, branch circuits, motor loads, and distribution equipment where a 100 Amp, 3-pole, 480V circuit breaker with a 42kAIC interrupting rating is specified.