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Schneider Electric NSC100B3020N - Molded Case Circuit Breaker 20A 690V 3P

Schneider Electric
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Schneider Electric NSC100B3020N 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 20A thermal-magnetic trip unit with long-time and instantaneous (LI) protection functions, rated for 690V AC systems and offering a 10kA interrupting capacity at 380V. The breaker is constructed within a compact NSC100B frame with a robust bolt-on connection system, weighing 1 lb for simplified handling. It is engineered to meet relevant international standards for safety and performance in demanding electrical environments, making it suitable for panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection
  • Voltage Rating: 690V AC
  • Current Rating: 20A
  • Frame Size: NSC100B
  • Poles: 3
  • Connection: Bolt-On
  • Protection Functions: LI (Long-Time and Instantaneous)
  • AIC Rating: 10kA @ 380V
  • Phase: 3
  • Weight: 1 lb
  • Family: EZD Series