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Westinghouse LA3300S - Molded Case 300A 600V 3-Pole

Westinghouse
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Westinghouse LA3300S is a three-pole molded case circuit breaker from the LA Series, designed for overcurrent protection in industrial and commercial power distribution systems. It is rated for 300A at 600VAC, providing long-time and instantaneous (LI) protection via a thermal magnetic trip mechanism, with an interrupting capacity of 30kA at 480V. The unit features a bolt-on connection and a robust molded case construction, weighing 29 lb. It is suitable for three-phase applications and complies with industry standards for reliable circuit protection.

Key Features & Specifications
  • Type: LA
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Current Rating: 300A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 30kA@480V
  • Weight: 29 lb
  • Mounting Type: Load Side Lugs
  • Frame Type: Molded Case
  • Application: Industrial & Commercial