Default product image

Cutler Hammer KM3400 - Molded Case Circuit Breaker 400A 600V

Cutler Hammer
Price
Save $-515.59
/
Condition
  • Low stock - 2 items left
  • Backordered, shipping soon
Call for Price
Cutler Hammer KM3400 is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC and 400A continuous current, with a 65kAIC at 240VAC interrupting capacity. The unit features a three-pole configuration with a thermal-magnetic trip mechanism, housed in a compact frame measuring approximately 6.5 inches in height and 4.5 inches in width, weighing 5.19 lb. It complies with UL 489 and CSA C22.2 standards, ensuring reliable performance in motor control centers, switchboards, and panelboards. Typical applications include branch circuit protection in manufacturing plants, commercial buildings, and heavy machinery installations.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip, three-pole
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 6.5 in H x 4.5 in W x 3.5 in D
  • Standards: UL 489, CSA C22.2
  • Applications: Industrial power distribution, motor control centers, panelboards
  • Switch Type: Thermal-magnetic
  • Configuration: Three-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 7.5 in H x 5.5 in W x 4.5 in D
  • Phase: Three-phase
  • Voltage: 600V AC
  • Amperage: 400A
  • AIC rating: 65kAIC at 240VAC
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overcurrent, short circuit
  • Functions: Circuit isolation and protection
  • Frame Size: 400A frame
  • Trip Type: Thermal-magnetic
  • Panel Type: Distribution panel
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: 500 MCM max
  • Metal Type: Copper and steel
  • Panel Style: Industrial
  • Bus Type: Copper
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • 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 Hz
  • Coil Material: Not applicable
  • Horse Power: 200 HP at 480V
  • Aux Contacts: 1 NO/NC optional
  • CPT: Not included
  • Full Load Amps: 400A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 400A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open style
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper/Aluminum
  • Amperage Maximum: 400A
  • Amperage Minimum: 0A
  • Nema Rating: 1
  • Switch Style: Toggle
  • Wire Size: 14 AWG to 500 MCM
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Three-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: CH series
  • Installation Type: Panel
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 400A
  • Current Rating: 400A
  • 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
  • GTIN: 7.82635E+11