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Siemens BQCH3B020 - Molded Case Circuit Breaker, 20A 3P 480V

Siemens
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Siemens BQCH3B020 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial electrical systems. It features a 20A current rating and a 480V AC voltage rating, engineered with a robust thermal-magnetic trip unit for both long-time and instantaneous (LI) protection functions. The breaker is constructed as a compact, 2 lb, three-pole unit with a bolt-on connection style, ensuring secure installation in compatible Siemens panelboards. It complies with relevant industry standards and offers an interrupting capacity of 14kA at 480V AC, making it suitable for safeguarding motor control circuits, distribution panels, and other critical three-phase loads in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, BQCH Series, Thermal Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 20A
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 14kA @ 480V AC
  • Phase: 3
  • Functions: LI (Long-Time and Instantaneous)
  • Panel Type: Siemens Panelboards
  • Weight: 2 lb