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Cutler Hammer E30KB380 - 30A 3-Pole Breaker (480V AC)

Cutler Hammer
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Cutler Hammer E30KB380 is a 30-amp, 3-pole circuit breaker designed for overcurrent protection in industrial power distribution systems. It operates at 480V AC with a 14kAIC rating, housed in a compact 5-inch depth, 0.2-inch height, and 4-inch width frame weighing 0.01 lb. The unit features a bolt-on connection, thermal-magnetic trip type, and a NEMA 1 enclosure for panelboard mounting. It complies with UL 489 standards for branch circuit protection. Typical applications include motor control centers, lighting panels, and feeder circuits in manufacturing facilities.

Key Features & Specifications
  • Type: Thermal-magnetic circuit breaker, bolt-on connection
  • Voltage Rating: 480V AC
  • Current Rating: 30A
  • Dimensions: 5 in x 0.2 in x 4 in (Length/Depth x Height x Width)
  • Standards: UL 489
  • Applications: Motor control centers, lighting panels, feeder circuits
  • Switch Type: Toggle
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: 40°C
  • Shipping Dimensions: 5 in x 0.2 in x 4 in
  • Phase: 3-phase
  • Voltage: 480V AC
  • Amperage: 30A
  • AIC rating: 14kAIC
  • Connection: Bolt-on
  • Poles: 3
  • Protection: Overcurrent
  • Functions: Overload and short-circuit protection
  • Frame Size: E-frame
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Steel
  • Panel Style: NEMA 1
  • Bus Type: Copper
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • 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: Bolt-on
  • Hz: 60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: 30A
  • Dist Voltage: 480V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 30A
  • Full Load Amp Minimum: 30A
  • Enclosure: NEMA 1
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 30A
  • Amperage Minimum: 30A
  • Nema Rating: NEMA 1
  • Switch Style: Toggle
  • Wire Size: Not applicable
  • Certification: UL 489
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Bolt-on
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489
  • Compatible Frames: E-frame
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: E-frame
  • Current Rating: 30A
  • 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: 078211321617
  • GTIN: 00782113216171