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General Electric TKMA836400 - Molded Case Circuit Breaker 400A 600V 3P

General Electric
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⚡ Product Branding Information

Some General Electric products may now ship with ABB branding due to ABB’s acquisition of GE Industrial Solutions.

Depending on the manufacturing date or production batch, the item or packaging may display either GE or ABB branding.

Unless otherwise noted, these products are considered equivalent in form, fit, function, and specifications.

Please contact our team before placing your order if brand labeling or packaging is critical for your application.

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General Electric TKMA836400 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 400A continuous current rating and a 600V AC voltage rating, with a robust thermal-magnetic trip unit offering both long-time delay and instantaneous (LI) protection functions. The breaker is constructed as a three-pole, bolt-on unit within the K1200 product family, weighing 44 lb, and is engineered to interrupt faults with an interrupting capacity of 30kA at 480V AC. It is built to meet relevant industry standards for safety and performance, making it suitable for installation in panelboards, switchboards, and industrial control equipment where dependable circuit protection is critical.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 30kA @ 480V AC
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Trip Type: Thermal Magnetic
  • Connection: Bolt-On
  • Family/Frame: K1200 Line
  • Weight: 44 lb


Product Identification
  • Manufacturer Part Number: TKMA836400