HFB3125 - 125Amp Circuit Breaker

HFB3125 - 125Amp Circuit Breaker

The HFB3125 is a 125 Amp, 3-pole thermal-magnetic molded case circuit breaker designed for use in compatible HFB-series electrical distribution systems. Featuring a non-interchangeable trip unit, this breaker provides dependable protection against overloads and short circuits while maintaining the factory-set trip characteristics required for your original equipment.

Key Features and Benefits

• 125 Amp current rating for branch circuit protection
• Three-pole configuration for compatible three-phase electrical systems
• Thermal-magnetic trip mechanism helps protect against overloads and short circuits
• Non-interchangeable trip unit maintains factory-set trip characteristics
• Rated for operation in 40°C ambient temperatures
• Includes load-side lugs for compatible electrical connections
  

Technical Specifications

• Part Number: HFB3125
  
• Type: HFB
  
• Product Type: Thermal-Magnetic Molded Case Circuit Breaker
  
• Amperage: 125 Amps
  
• Poles: 3
  
• Voltage / A.I.C. Rating:
  • 14kA @ 600VAC
  • 25kA @ 480VAC
  • 65kA @ 240VAC
• Trip Unit: Non-Interchangeable
  
• Ambient Temperature Rating: 40°C
  
• Terminal Configuration: Includes Load-Side Lugs
  
• Dimensions:
  • Width: 4.13"
  • Height: 6.00"
  • Depth: 3.38"
• Approximate Shipping Weight: 6.00 lbs.
  

Material Compliance and Certifications

The HFB3125 is intended for installation in compatible HFB-series electrical distribution equipment. Installation should be performed by a qualified electrician in accordance with the National Electrical Code (NEC), applicable local electrical codes, and the equipment manufacturer's installation instructions.

Where It Works Best

• Commercial buildings
• Industrial facilities
• Manufacturing plants
• Three-phase electrical distribution systems
• Panelboards
• Switchboards
• Motor and equipment branch circuits
• Maintenance of compatible HFB-series electrical distribution equipment