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Siemens NEB3B040 - Molded Case Circuit Breaker 40A 3-Pole

Siemens
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Siemens NEB3B040 is a 3-pole molded case circuit breaker designed for thermal magnetic protection in industrial power distribution systems. It is rated for 600V AC, 40A continuous current, and delivers a 35kA interrupting capacity at 480V AC for reliable fault clearance. This bolt-on unit weighs 3 lb and features LI (Long-Time and Instantaneous) trip functions for coordinated overcurrent protection. It complies with industry standards for molded case circuit breakers and is suitable for 3-phase commercial and industrial applications requiring compact, high-interrupting protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 35kA@480V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 3 lb
  • Item Subcategory: Molded Case


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