HFD63B250L - 250Amp Circuit Breaker

HFD63B250L - 250Amp Circuit Breaker

When you’re matching a replacement breaker to existing electrical equipment, the right catalog number and the right specifications matter. The Siemens HFD63B250L is a 250-amp, 3-pole molded case circuit breaker from the SENTRON HFD6 family, built on the FD frame and equipped with a thermal-magnetic trip unit.

Key Features and Benefits

• 250A current rating: Designed for compatible electrical distribution applications requiring a 250-amp breaker.
• 3-pole configuration: Suitable for systems that require a three-pole molded case circuit breaker.
• Up to 600VAC: Rated for operation within applications up to 600VAC.
• Thermal-magnetic trip unit: Provides thermal and magnetic trip functions for overcurrent and short-circuit protection.
• FD frame / HFD6 family: Makes product-family and frame identification easier when working with compatible equipment.
• Line and load lugs included: Equipped with TA1FD350A lugs on both sides of the breaker.
• Flexible conductor compatibility: Accepts 6 AWG–350 kcmil copper and 4 AWG–350 kcmil aluminum conductors.

Technical Specifications

• Manufacturer: Siemens
  
• Catalog Number / MFN: HFD63B250L
  
• Product Family: HFD6
  
• Product Type: Molded Case Circuit Breaker
  
• Frame: FD
  
• Trip Unit: Thermal-Magnetic
  
• Rated Current: 250A
  
• Number of Poles: 3
  
• Maximum Voltage Rating: 600VAC
  
• Interrupting Capacity at 600V: 25 kAIC
  
• Interrupting Capacity at 480V: 65 kAIC
  
• Standard Temperature Rating: 40°C
  
• Line-Side Lugs: TA1FD350A
  
• Load-Side Lugs: TA1FD350A
  
• Copper Wire Range: 6 AWG–350 kcmil
  
• Aluminum Wire Range: 4 AWG–350 kcmil
  
• Dimensions (W × H × D):
  • 4.5 × 9.5 × 4 in.
• Net Weight: 10.031 lb
  
• UPC: 783643235939
  
• Country of Origin: Mexico
  

Material Compliance and Certifications

The Siemens HFD63B250L molded case circuit breaker meets UL 489 and IEC 60947-2 standards according to the manufacturer’s published product information. The supplied product data also references REACH Article 33 information. A specific RoHS compliance status is not provided for this catalog number in the supplied manufacturer data, so no unsupported RoHS claim is made here.

Where It Works Best

The Siemens HFD63B250L 250A 3-pole circuit breaker works best in compatible commercial, industrial, and facility electrical distribution equipment that specifically calls for an HFD6 / FD-frame molded case circuit breaker with a 250A rating, operation up to 600VAC, and line- and load-side lug connections.