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Westinghouse HACR250 - Molded Case 250A 3-Pole

Westinghouse
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Westinghouse HACR250 Circuit Breaker - Molded Case 250A 3-Pole The Westinghouse HACR250 is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 250 amps at 600 volts AC, providing reliable interruption of fault currents. This three-pole breaker features a compact, insulated case construction weighing 0.58 lb, with thermal-magnetic trip elements for precise overload and short-circuit response. It complies with UL 489 and NEMA AB-1 standards, ensuring safe operation in commercial and industrial environments. Typical applications include motor control centers, panelboards, and switchboards requiring high-ampacity branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: Compact molded case
  • Standards: UL 489, NEMA AB-1
  • Applications: Industrial power distribution, motor control centers
  • Switch Type: Thermal-magnetic
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard molded case size
  • Phase: 3-phase
  • Amperage: 250A
  • AIC rating: 10kA at 600V AC
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overload and short-circuit
  • Functions: Overcurrent protection
  • Frame Size: HACR
  • Trip Type: Thermal-magnetic
  • Panel Type: Suitable for panelboards
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Up to 250 MCM
  • Metal Type: Copper or aluminum lugs
  • Panel Style: Industrial
  • Bus Type: Suitable for copper or aluminum bus
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Bolt-on or plug-in
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Optional
  • CPT: Not included
  • Full Load Amps: 250A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 250A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open style
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper or aluminum
  • Amperage Maximum: 250A
  • Amperage Minimum: 0A
  • Nema Rating: NEMA AB-1
  • Switch Style: Toggle handle
  • Wire Size: #4 AWG to 250 MCM
  • Certification: UL 489
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Line and load lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, NEMA AB-1
  • Compatible Frames: HACR series
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: HACR
  • Current Rating: 250A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available