Description 

The Siemens HFD63F250 is a 250 A, 600V AC-rated molded case circuit breaker frame from the HFD Series, designed for reliable circuit protection in commercial and industrial electrical systems.

 

 

Technical Specifications 

Condition	New/Never Used Surplus
Brand	Siemens
Category	Circuit Breakers
Part Number	HFD63F250
Subcategory	Molded Case Circuit Breakers
Voltage Rating	600 VAC, 500 VDC
Amperage Rating	250 A
Number of Poles	3
Terminal Type	Line/Load Lug
IR Rating	25 kA
Specifications	50/60 Hz, 1100 to 2500 A Trip Range, Bolt-On Connection, 40°C Operating Temperature
Dimensions	6.9 in L x 5.5 in W x 11.1 in H
Weight	3.18 kgs

  

 

Information About HFD63F250

The Siemens HFD63F250 is a molded case circuit breaker (MCCB) frame from the HFD Series, designed for dependable circuit protection in commercial, industrial, and infrastructure applications. It supports 3-pole configurations, is rated for up to 250 A at 600V AC, and is designed to accept interchangeable thermal-magnetic trip units, offering flexibility in protecting a variety of loads and systems.

Key Features:

Electrical Ratings:

• Rated Current Frame: 250 Amps

• Voltage Rating: Up to 600V AC

• Interrupting Rating: Varies by trip unit and installation configuration

• Suitable for UL 489 applications

Pole Configuration:

• Three-pole (3P) design for three-phase systems

• Designed to protect line-to-line and line-to-ground faults in balanced systems

Frame and Design:

• HFD frame type with compact, durable molded case

• Interchangeable trip unit capability (trip unit sold separately)

• Bolt-on design for secure mounting in panelboards or switchboards

• Compact footprint for space-saving installations

Trip Unit Compatibility:

• Accepts a range of thermal-magnetic trip units, allowing for:

  • Adjustable or fixed trip settings

  • Coordination with downstream equipment

• Enhances customization for specific application needs

Mounting and Application:

• Designed for panelboard, switchboard, and OEM equipment integration

• Ideal for branch circuit protection, feeder protection, and equipment isolation

• Complies with applicable UL and NEC safety requirements

The Siemens HFD63F250 is a versatile and robust MCCB frame engineered to provide flexible and high-capacity circuit protection in demanding environments. With its 250 A frame rating, three-pole support, and interchangeable trip unit design, it allows tailored protection strategies to suit a wide range of applications. Whether used in switchboards, motor control centers, or commercial panels, the HFD63F250 delivers reliable performance and ease of integration in modern electrical systems.