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Cutler Hammer KS320400D - 3-Pole 400A Molded Case Breaker (65kA@240V)

Cutler Hammer
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Cutler Hammer KS320400D is a three-pole molded case circuit breaker from the KS Series, designed to provide long-time and instantaneous (LI) protection against overloads and short circuits. This 400A unit is rated for 240V AC, 3-phase systems, with a high interrupting capacity of 65kA at 240V, and features a bolt-on connection for secure panel mounting. The breaker employs thermal-magnetic protection, weighs 15 lb, and is built for reliable industrial power distribution applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, KS Series
  • Voltage Rating: 240V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 65kA@240V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 15 lb
  • Circuit Breaker Mounting Style: Bolt-On
  • Frequency Rating: 60 Hz
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Industrial power distribution, motor control centers, switchboards


Product Identification
  • UPC: 786685123456
  • GTIN: 00786685123456