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LM2900

Westinghouse
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Save $-3,489.22
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Westinghouse LM2900 is a 2-pole molded case circuit breaker from the LM Series, designed for overcurrent and short-circuit protection in commercial and industrial power distribution systems. It is rated for 900A continuous current with a maximum voltage of 600V AC, and features a thermal-magnetic trip unit providing long-time and instantaneous (LI) protection functions. The breaker weighs 65 lb, utilizes a bolt-on connection for secure mounting, and is constructed as a single-phase, molded case unit. It carries an interrupting rating of 22kA at 480V AC, meeting industry standards for robust performance in high-demand environments. Typical applications include use in switchgear, panelboards, and industrial control panels for main and feeder circuit protection.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Series: LM
  • Type: LM
  • Item Subcategory: Molded Case
  • Number of Poles: 2
  • Current Rating: 900A
  • Continuous Current: 800A
  • Voltage Rating: 600V
  • Maximum Voltage: 600V AC
  • Interrupting Rating: 22kA @ 480V
  • AIC rating: 22kA@480V
  • Protection: Thermal Magnetic
  • Trip Unit: Thermal-Magnetic (LI)
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Mounting Type: Bolt-On
  • Phase: 1
  • Weight: 65 lb
  • Application: Commercial, Industrial
  • Construction: Molded Case


Westinghouse LM2900 - Molded Case Circuit Breaker 900A 600V