HHFD63F250 - 250Amp Max. *Frame ONLY*

HHFD63F250 - 250Amp Max. *Frame ONLY*

When replacing a molded case circuit breaker, matching the existing electrical equipment is the key to keeping the installation consistent. The Siemens HHFD63F250 SENTRON molded case circuit breaker is a 250 Amp, 3-pole breaker designed for applications where the correct frame type, trip characteristics, and interrupting capacity are required. Built around the FD frame platform, this breaker provides a practical solution for commercial and industrial electrical distribution systems requiring dependable overcurrent protection.

Key Features and Benefits

• Siemens SENTRON FD frame molded case circuit breaker
• 250 Amp current rating
• Three-pole configuration
• Thermal-magnetic trip unit for overload and short-circuit protection
• Rated for 600VAC applications
• 25kAIC interrupt rating at 600V
• 100kAIC interrupt rating at 480V
• Extra high breaking capacity design for specified applications
• Includes line and load side lugs
• Supports copper and aluminum conductors within specified wire ranges
• Meets UL 489 and IEC 60947-2 standards
• Designed for replacement and maintenance applications
• Helps maintain existing electrical distribution equipment
• Built to last in commercial and industrial environments
  

Technical Specifications

• Catalog Number: HHFD63F250
  
• Manufacturer: Siemens
  
• Product Family: SENTRON HHFD6
  
• Product Type: Molded Case Circuit Breaker
  
• Frame Type: FD
  
• Trip Unit Type: Thermal-Magnetic
  
• Amperage Rating: 250 Amps
  
• Number of Poles: 3
  
• Voltage Rating: 600VAC
  
• Interrupt Rating:
  • 25kAIC at 600VAC
  • 100kAIC at 480VAC
• Connection Type: Line and Load Side Lugs
  
• Terminal Type: TA1FD350A
  
• Wire Range:
  • Copper: 6 AWG to 350 kcmil
  • Aluminum: 4 AWG to 350 kcmil
• Dimensions: 4.50 in. W × 9.50 in. H × 4.00 in. D
  
• Approximate Weight: 7.5 lbs.
  
• Standards: UL 489 / IEC 60947-2
  

Material Compliance and Certifications

The Siemens HHFD63F250 SENTRON molded case circuit breaker meets UL 489 and IEC 60947-2 standards for molded case circuit breakers. It is designed for use in compatible electrical distribution equipment and complies with applicable RoHS substance restriction requirements. Installation should follow the National Electrical Code (NEC), applicable local requirements, and proper electrical safety practices. Installation and maintenance should be performed by qualified electrical personnel.

Where It Works Best

• Commercial electrical distribution systems
• Industrial facilities
• Manufacturing plants
• Electrical distribution panels
• Equipment power protection applications
• Three-phase electrical systems requiring three-pole protection
• Maintenance and replacement projects
• Existing Siemens SENTRON FD frame installations
• Applications requiring a 250 Amp, 3-pole, 600VAC molded case circuit breaker