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Siemens HHLD63B450L - Molded Case Breaker 450A 600V

Siemens
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Siemens HHLD63B450L Circuit Breaker is a 3-pole molded case circuit breaker from the Sentron Series, designed for thermal-magnetic protection with LI (Long-Time and Instantaneous) functions. It is rated for 450A continuous current at 600VAC, with an interrupting capacity of 100kA at 480VAC, and features a feed-thru connection. The unit measures 12.992 x 8.661 x 6.693 inches and weighs 19.533 lb, housed in an LD frame with a 3-phase configuration. It complies with industry standards for industrial power distribution and motor control applications, suitable for use in switchboards, panelboards, and motor control centers. Typical applications include protection of feeders, transformers, and large motors in manufacturing plants, data centers, and commercial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI (Long-Time and Instantaneous) Trip
  • Voltage Rating: 600VAC
  • Current Rating: 450A
  • Dimensions: 12.992 x 8.661 x 6.693 inch
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, motor control centers, switchboards
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole, 3-Phase
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Standard industrial
  • Shipping Dimensions: 12.992 x 8.661 x 6.693 inch
  • Phase: 3
  • Voltage: 600V
  • Amperage: 450A
  • AIC rating: 100kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: LD Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Not specified
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 450A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not specified
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, CSA, NEMA
  • Compatible Frames: LD Frame
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: LD
  • Current Rating: 450A
  • 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: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 783643008335
  • GTIN: 00783643008335