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3VA6440-5HL31-2AA0

Siemens
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Siemens 3VA6440-5HL31-2AA0 - Molded Case Circuit Breaker 400A 600V 3-Pole The Siemens 3VA6440-5HL31-2AA0 is a molded case circuit breaker from the Sentron Series, designed to provide LI (Long-Time and Instantaneous) protection for industrial electrical systems. This 3-pole, 3-phase unit is rated for 600V and 400A, with an interrupting capacity of 35kA at 480V, and utilizes solid-state protection for precise fault detection. Weighing 10 lb, it features a feed-thru connection and operates within a temperature range of -13°F to 158°F (-25°C to 70°C). The breaker is UL Listed, ensuring compliance with North American safety and performance standards. It is typically applied in commercial and industrial power distribution panels, motor control centers, and switchboards requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Family: Sentron Series
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 35kA@480V
  • Protection: Solid State
  • Connection: Feed-Thru
  • Weight: 10 lb
  • Temp Rating: -13°F-158°F (-25°C-70°C)
  • Standards: UL Listed
  • Certification: UL Listed


Siemens 3VA6440-5HL31-2AA0 - Molded Case Circuit Breaker 400A 600V 3-Pole