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Eaton KDB3125L - Molded Case Circuit Breaker 125A 600V 3-Pole

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Eaton KDB3125L is a three-pole molded case circuit breaker from the Series C family, designed for overcurrent protection in industrial power distribution systems. It is rated for 125A continuous current at 600VAC, with an interrupting capacity of 35kA at 480VAC, and utilizes thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. The breaker features a K Frame size, feed-thru connection, and weighs 13 lb, constructed for robust panelboard or switchboard installation. It complies with applicable UL and NEMA standards for molded case circuit breakers. Typical applications include motor control centers, lighting panels, and feeder circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, LI Trip
  • Voltage Rating: 600V
  • Current Rating: 125A
  • Dimensions: K Frame
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, motor control centers
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Standard
  • Shipping Dimensions: Standard
  • Phase: 3
  • Voltage: 600V
  • Amperage: 125A
  • AIC rating: 35kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: K Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Standard
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Standard
  • Panel Style: Standard
  • Bus Type: Standard
  • Fuse Class: Not applicable
  • Insulation Temperature: Standard
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Standard
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: 125A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 125A
  • Full Load Amp Minimum: 125A
  • Enclosure: Open
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 125A
  • Amperage Minimum: 125A
  • Nema Rating: Standard
  • Switch Style: Not applicable
  • Wire Size: Not applicable
  • Certification: UL
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL 489
  • Compatible Frames: K Frame
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: K Frame
  • Current Rating: 125A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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