Cutler Hammer E30KJ21 - 1-Pole 30A 600V AC Circuit Breaker
Cutler Hammer E30KJ21 - 1-Pole 30A 600V AC Circuit Breaker

Cutler Hammer E30KJ21 - 1-Pole 30A 600V AC Circuit Breaker

Cutler Hammer
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Cutler Hammer E30KJ21 is a compact industrial circuit breaker designed for overcurrent protection in electrical distribution systems. It operates at a voltage rating of 600V AC and a current rating of 30A, with a 10kAIC interrupting capacity for reliable fault interruption. The unit measures 4 inches in length, 0.4 inches in height, and 3 inches in width, weighing 0.1 lb, and features a molded case construction with a thermal-magnetic trip mechanism. It complies with UL 489 and CSA standards for safety and performance in commercial and industrial environments. Typical applications include motor control centers, panelboards, and switchboards requiring branch circuit protection.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 30A
  • Dimensions: 4 in x 0.4 in x 3 in (Length/Depth x Height x Width)
  • Weight: 0.1 lb
  • Standards: UL 489, CSA
  • Applications: Motor control centers, panelboards, switchboards
  • Switch Type: Toggle
  • Configuration: 1-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: 40°C
  • Shipping Dimensions: 4 in x 0.4 in x 3 in
  • Phase: Single
  • Voltage: 600V AC
  • Amperage: 30A
  • AIC rating: 10kA
  • Connection: Line and load lugs
  • Poles: 1
  • Protection: Overcurrent
  • Functions: Overload and short circuit
  • Frame Size: E-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 applicable
  • Metal Type: Not applicable
  • Panel Style: Not specified
  • Bus Type: Not applicable
  • 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: Panel mount
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: Not specified
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Open
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 30A
  • Amperage Minimum: Not applicable
  • Nema Rating: Not specified
  • Switch Style: Toggle
  • Wire Size: 14 AWG to 8 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Panel
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: E-frame
  • Installation Type: Fixed
  • 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: 78211321799
  • GTIN: 00782113217994