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Eaton Cutler Hammer HLD3300X - Molded Case Circuit Breaker 300A 600V 3-Pole

Cutler Hammer
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The Eaton Cutler Hammer HLD3300X is a three-pole molded case circuit breaker from the Series C family, designed to provide overcurrent protection for electrical systems. This thermal-magnetic breaker is rated for 300A continuous current at 600VAC, with an interrupting capacity of 65kA at 480VAC, and features LI (Long-Time and Instantaneous) trip functions for precise fault response. The unit weighs 22 lb, utilizes a bolt-on connection, and is built on an L Frame, making it suitable for industrial panelboards and switchboards. It complies with applicable UL and NEMA standards for robust performance in commercial and industrial power distribution applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, Bolt-On
  • Voltage Rating: 600V
  • Current Rating: 300A
  • Dimensions: L Frame
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, panelboards, switchboards
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3
  • Voltage: 600V
  • Amperage: 300A
  • AIC rating: 65kA@480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L 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: Bolt-On
  • Hz: Not specified
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 300A
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: 300A
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 300A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL, NEMA
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: Not specified
  • Phase Connection: 3-Phase
  • Standards: UL, NEMA
  • Compatible Frames: L Frame
  • Installation Type: Bolt-On
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: L Frame
  • Current Rating: 300A
  • 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: Not available
  • GTIN: Not available