HFD3175 - 175Amp Circuit Breaker

HFD3175 - 175Amp Circuit Breaker

When your existing equipment calls for an Eaton HFD3175, getting the specifications right matters. The HFD3175 is a 175 Amp, three-pole molded case circuit breaker from Eaton's Series C line, built around the HFD F-frame configuration. It carries voltage ratings of 600 VAC and 250 VDC, uses a T186 trip type, and is rated for operation at 50 to 60 Hz. Interrupting capacity is 100 kAIC at 240 VAC and 65 kAIC at 480 VAC.

Key Features and Benefits

• 175 Amp, three-pole configuration for compatible electrical systems requiring these exact ratings.
• Part of the Eaton Series C molded case circuit breaker family.
• HFD breaker type with an F-frame, making frame identification straightforward during replacement work.
• Rated for 600 VAC and 250 VDC applications within the manufacturer's specifications.
• T186 trip type for applications designed around this particular trip configuration.
• Operates at 50 to 60 Hz.
• Supplied as a complete molded case circuit breaker with load-side terminals.
• Compact 4.13 x 4.13 x 3.38-inch dimensions help when checking fit in existing compatible equipment.
• UL Listed for applications requiring this certification.

Technical Specifications

• Manufacturer: Eaton
  
• Catalog Number: HFD3175
  
• UPC: 786679015445
  
• Product Type: Molded Case Circuit Breaker
  
• Series: Series C
  
• Breaker Type: HFD
  
• Frame: F
  
• Frame Type: Complete Breaker
  
• Amperage Rating: 175 A
  
• Number of Poles: 3
  
• Voltage Rating: 600 VAC / 250 VDC
  
• Frequency: 50–60 Hz
  
• Trip Type: T186
  
• Interrupt Rating at 240 VAC: 100 kAIC
  
• Interrupt Rating at 480 VAC: 65 kAIC
  
• Terminals: Load Side
  
• Height: 4.13 in
  
• Width: 4.13 in
  
• Depth: 3.38 in
  
• Weight: 4.4 lb
  

Material Compliance and Certifications

The Eaton HFD3175 is UL Listed. For replacement applications, it's worth checking more than the amp rating before deciding that two breakers are interchangeable. Frame type, pole count, voltage, trip configuration, interrupting capacity, terminals, and physical dimensions all matter.

Where It Works Best

The HFD3175 makes the most sense in existing electrical equipment designed for the Eaton Series C HFD F-frame configuration. It's a practical choice when you're replacing an HFD3175 already in service or when the equipment specifications specifically identify this catalog number and its ratings.