HJD3125 - 125Amp Circuit Breaker

HJD3125 - 125Amp Circuit Breaker

The HJD3125 is a Series C molded case circuit breaker designed for your electrical distribution equipment that requires a 3-pole, 125-amp J-frame breaker. This complete breaker includes line and load terminals and is rated for 600VAC and 250VDC applications. With a T186 trip type and interrupting ratings of 100kAIC at 240VAC and 65kAIC at 480VAC, the HJD3125 is built for compatible commercial and industrial electrical systems where matching the original breaker specifications is important.

Key Features and Benefits

• 125-amp rating – Designed for applications requiring a 125A molded case circuit breaker.
• 3-pole configuration – Fits compatible three-phase electrical distribution systems.
• J-frame design – Designed for equipment using the HJD frame configuration.
• Complete breaker assembly – Includes the full breaker unit with line and load connections.
• T186 trip type – Designed for applications requiring this specific trip configuration.
• 600VAC and 250VDC ratings – Suitable for systems operating within these voltage specifications.
• Aluminum terminals – Includes terminals designed for the specified connection setup.
• 50/60Hz frequency rating – Compatible with standard electrical distribution frequencies.

Technical Specifications

• Catalog Number: HJD3125
  
• Product Type: Molded Case Circuit Breaker
  
• Series: Series C
  
• Circuit Breaker Type: HJD
  
• Frame Type: J Frame
  
• Breaker Configuration: Complete breaker
  
• Poles: 3
  
• Amperage Rating: 125 Amps
  
• Trip Type: T186
  
• Voltage Rating:
  • 600VAC
  • 250VDC
• Frequency Rating: 50/60Hz
  
• Interrupt Ratings:
  • 100kAIC at 240VAC
  • 65kAIC at 480VAC
• Terminals: Line and load
  
• Terminal Material: Aluminum
  
• Dimensions: 4.13"W x 4.13"H x 4.06"D
  
• Height: 4.13 inches
  
• Width: 4.13 inches
  
• Depth: 4.06 inches
  
• Approximate Product Weight: 12.5 lbs.
  

Material Compliance and Certifications

The HJD3125 is a UL Listed molded case circuit breaker designed for compatible electrical distribution equipment. It is built to meet the requirements associated with its listed ratings, frame style, and configuration. Verify that the breaker ratings, physical dimensions, and equipment specifications match the intended installation before use.

Where It Works Best

The HJD3125 works best in existing electrical distribution equipment that requires a 3-pole, 125-amp J-frame molded case circuit breaker. It is suited for commercial and industrial applications where maintaining the original breaker arrangement is important.