Siemens 3VA5330-7EF31-0AA0 - Molded Case 300A 480V 3-Pole
Siemens 3VA5330-7EF31-0AA0 - Molded Case 300A 480V 3-Pole

Siemens 3VA5330-7EF31-0AA0 - Molded Case 300A 480V 3-Pole

Siemens
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Siemens 3VA5330-7EF31-0AA0 is a 3-pole molded case circuit breaker from the Sentron Series, designed for primary overcurrent and short-circuit protection in industrial power distribution systems. It is rated for 480V AC with a continuous current of 300A and an interrupting capacity of 100kA at 480V, ensuring robust fault isolation. The unit weighs 5.19 lb and operates within a temperature range of -13°F to 158°F (-25°C to 70°C), featuring a compact molded case construction for panelboard or switchboard installation. It is UL Listed, complying with rigorous safety and performance standards for commercial and industrial applications. Typical uses include feeder protection in manufacturing plants, data centers, and heavy machinery power circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Sentron Series, 3VA frame
  • Voltage Rating: 480V AC
  • Current Rating: 300A
  • Poles: 3
  • AIC Rating: 100kA@480V
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Weight: 5.19 lb
  • Standards: UL Listed
  • Certification: UL Listed
  • Installation Type: Fixed mount, panelboard or switchboard
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Line and load lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Breaker Frame: 3VA
  • Trip Type: Electronic (standard)
  • Protection: Overload, short-circuit, ground fault (optional)
  • Functions: Overcurrent protection, selective coordination
  • Frame Size: 3VA
  • Panel Type: Distribution panelboard
  • Bus Type: Copper or aluminum
  • Insulation Temperature: 105°C
  • Mounting: Bolt-on
  • Hz: 50/60 Hz
  • Enclosure: Open type (no enclosure)
  • Wire Size: #14 AWG to 500 kcmil
  • Nema Rating: NEMA AB1
  • Compatible Frames: 3VA series
  • Item QTY: 1
  • Current Rating: 300A


Product Identification
  • UPC: 80476679345
  • GTIN: 00804766793455