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Siemens LXD63B250L - Molded Case Circuit Breaker, 250A 3P (35kA AIC)

Siemens
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Siemens LXD63B250L is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 250A current rating and a 600V AC voltage rating, housed within a compact LD frame with dimensions of 8.661" x 12.992" x 6.694" and a weight of 25 lb. The breaker is UL Listed and employs a thermal-magnetic trip unit with Long-Time and Instantaneous (LI) protection functions for precise coordination. Its feed-thru connection and robust construction, rated for operation from -13°F to 158°F, make it suitable for a wide range of commercial and industrial panelboard and switchboard applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Sentron Series, LXD Type, Thermal-Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: 8.661" L x 12.992" H x 6.694" W
  • Standards: UL Listed
  • Applications: Industrial & Commercial Power Distribution, Panelboards, Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Amperage: 250A
  • AIC Rating: 35kA @ 480V AC
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: LD Frame
  • Trip Type: Thermal-Magnetic
  • Temp Rating: -13°F to 158°F
  • Mounting: Panel Mount
  • Hz: 50/60 Hz
  • Certification: UL Listed
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL 489
  • Installation Type: Fixed
  • Weight: 25 lb
  • Country of Origin: Mexico