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Siemens HP3B140 - Molded Case 1400A 600V 3-Pole Breaker

Siemens
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Siemens HP3B140 Circuit Breaker is a 3-pole molded case circuit breaker designed for primary overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 1400A continuous current, and delivers a 50kA interrupting capacity at 480V for robust fault clearing. Weighing 65 lb, this thermal-magnetic breaker features a feed-thru connection and LI (Long-Time and Instantaneous) trip functions for coordinated protection. It complies with applicable UL and NEMA standards for industrial electrical safety. Typical applications include main or feeder protection in switchboards, panelboards, and heavy machinery control systems.

Key Features & Specifications
  • Type: HP Series Molded Case, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 1400A
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • AIC rating: 50kA@480V
  • Weight: 65 lb
  • Standards: UL, NEMA
  • Applications: Industrial switchboards, panelboards, feeder protection


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