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General Electric TB43300 - Molded Case Circuit Breaker 300A 600V 3P

General Electric
Price
Save $-2,389.93
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon

⚡ 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 TB43300 is a molded case circuit breaker designed for providing robust overcurrent protection in demanding three-phase industrial power systems. It features a 600V AC voltage rating and a 300A continuous current rating, housed within a durable 43 lb Tri-Break frame that utilizes a bolt-on connection for secure installation. This thermal-magnetic breaker complies with industry standards for protection, offering both long-time and instantaneous (LI) trip functions to safeguard against overloads and short circuits. Its high interrupting capacity of 200kA at 480V AC makes it suitable for critical applications in manufacturing plants, data centers, and large commercial facilities where system reliability is paramount.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Tri-Break Family (TB43)
  • Voltage Rating: 600V AC
  • Current Rating: 300A
  • Frame Size: Tri-Break
  • Trip Type: LI (Long-Time and Instantaneous)
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 200kA at 480V AC
  • Weight: 43 lb
  • Protection Functions: Overload and Short Circuit