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Siemens MD63B500L - 3-Pole Molded Case Breaker 500A

Siemens
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The Siemens MD63B500L is a 3-pole molded case circuit breaker from the Sentron Series, designed for thermal-magnetic protection against overloads and short circuits. It is rated for 600V AC, 500A continuous current, and delivers a 50kA interrupting capacity at 480V AC, with LI (Long-Time and Instantaneous) trip functions. This unit features a feed-thru connection, an MD frame size, and weighs 61.619 lb, with dimensions of 18.898 x 11.811 x 9.843 inches. It is manufactured in Mexico and complies with industry standards for industrial power distribution. Typical applications include protecting feeders, motors, and main distribution panels in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 500A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 50kA@480V
  • Frame Size: MD Frame
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • Dimensions: 18.898 x 11.811 x 9.843 inch
  • Weight: 61.619 lb
  • Family: Sentron Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643011724
  • GTIN: 00783643011724