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Allen-Bradley 1489-M3D040 - Molded Case 4A 480V 3-Pole

Allen-Bradley
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Allen-Bradley 1489-M3D040 is a 3-pole molded case circuit breaker designed for branch circuit protection in industrial power distribution systems. It provides thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions, rated for 4A continuous current at 480V AC with a 10kA interrupting capacity at 480V. The unit features a compact molded case construction with feed-thru connection terminals, weighing 0.9 lb, and is configured for 3-phase operation. This breaker complies with UL 489 and CSA standards for overcurrent protection in commercial and industrial applications. It is typically used in motor control centers, panelboards, and distribution equipment requiring reliable short-circuit and overload protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 480V AC
  • Current Rating: 4A
  • Poles: 3
  • Phase: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 10kA@480V
  • Connection: Feed-Thru
  • Weight: 0.9 lb
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Standards: UL 489, CSA
  • Installation Type: Panel Mount


Product Identification
  • UPC: 885630618425