Default product image

31012-400-54 - 400A Molded Case Circuit Breaker 600V

United Fuses
Price
Save $0
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
The 31012-400-54 is a high-capacity industrial circuit breaker designed for primary overcurrent protection in electrical distribution systems. It is rated for 400 amps at 600 volts AC, providing robust fault interruption capabilities for heavy-duty applications. This unit weighs 5.19 lb and features a compact, molded case construction suitable for panelboard or switchboard installation. The breaker complies with UL 489 and CSA standards, ensuring reliable performance in commercial and industrial environments. Typical applications include main service disconnects, feeder protection, and branch circuit protection in manufacturing plants, data centers, and large commercial facilities.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 600 V AC
  • Current Rating: 400 A
  • Weight: 5.19 lb
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Main service disconnect, feeder protection, branch circuit protection
  • Breaker Type: Thermal-magnetic
  • Frame Size: 400 A frame
  • Poles: 3-pole
  • Connection: Line and load side lugs
  • Mounting: Panel or switchboard mount
  • Phase: 3-phase
  • Frequency Rating: 50/60 Hz
  • Interrupting Rating: 65 kAIC at 480 V AC
  • Terminal Connection: Aluminum/copper rated lugs
  • Installation Type: Fixed mount
  • Enclosure: Open style (no enclosure)
  • Circuit Breaker Mounting Style: Bolt-on


Product Identification
  • UPC: Not provided
  • GTIN: Not provided