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Allen-Bradley 1489-M1C300 - Molded Case Breaker 30A 277V

Allen-Bradley
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The Allen-Bradley 1489-M1C300 is a molded case circuit breaker designed for branch circuit protection in industrial control panels. This single-pole unit is rated for 30A continuous current at 277VAC, providing thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions to safeguard against overloads and short circuits. The compact, feed-thru connection design weighs 0.31 lb and features a 10kA interrupting capacity at 277VAC. It complies with UL 489 and CSA standards for use in 1-phase systems. Typical applications include motor control centers, panelboards, and industrial machinery requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 277V
  • Current Rating: 30A
  • Poles: 1
  • Phase: 1
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC Rating: 10kA@277V
  • Weight: 0.31 lb


Product Identification
  • UPC: 885630619460