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Siemens HHLXD63B350L - Molded Case Breaker 350A 600V

Siemens
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Siemens HHLXD63B350L Circuit Breaker The Siemens HHLXD63B350L is a 3-pole molded case circuit breaker from the Sentron Series, designed to provide overcurrent protection through thermal magnetic operation. This unit is rated for 350A at 600V AC, with a high interrupting capacity of 100kA at 480V, and features LI (Long-Time and Instantaneous) trip functions for precise fault response. Housed in an LD frame with a feed-thru connection, the breaker weighs 25 lb and is constructed for robust industrial environments. It complies with industry standards for molded case breakers, ensuring reliable performance in commercial and industrial power distribution systems. Typical applications include motor control centers, panelboards, and switchboards requiring high fault current protection.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, Sentron Series
  • Voltage Rating: 600V AC
  • Current Rating: 350A
  • Dimensions: LD Frame
  • Standards: Industry standard molded case breaker compliance
  • Applications: Industrial power distribution, motor control centers, panelboards
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3
  • Voltage: 600V
  • Amperage: 350A
  • 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 specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • 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: Not specified
  • Coil Material: Not specified
  • 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 specified
  • Wire: Not specified
  • Amperage Maximum: 350A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: Not specified
  • Circuit Breaker Mounting Style: Not specified
  • Terminal Connection: Feed-Thru
  • Frequency Rating: Not specified
  • Phase Connection: 3-Phase
  • Standards: Not specified
  • Compatible Frames: LD Frame
  • Installation Type: Not specified
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: LD Frame
  • Current Rating: 350A
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: Not specified
  • GTIN: Not specified