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Siemens NXD62B120L - 2-Pole 1200A Thermal Magnetic Breaker

Siemens
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Siemens NXD62B120L Circuit Breaker - 2-Pole 1200A Thermal Magnetic The Siemens NXD62B120L is a 2-pole molded case circuit breaker from the Sentron Series, designed for primary overcurrent protection in industrial power distribution systems. This unit is rated for 600VAC and 1200A continuous current, with a 50kA interrupting capacity at 480VAC for robust fault clearing. Constructed with a compact ND frame weighing 56 lb, it features a feed-thru connection style and thermal magnetic protection with LI (Long-Time and Instantaneous) trip functions for coordinated protection. The breaker complies with UL and NEMA standards for industrial environments. It is typically applied in switchboards, panelboards, and motor control centers requiring high-amperage single-phase protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Sentron Series, NXD Family
  • Voltage Rating: 600VAC
  • Current Rating: 1200A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 50kA@480V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: ND Frame
  • Connection: Feed-Thru
  • Weight: 56 lb
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Standards: UL 489, CSA C22.2 No. 5, NEMA AB1
  • Applications: Switchboards, panelboards, motor control centers, industrial power distribution


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