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CJ3B200

Siemens
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Siemens CJ3B200 is a 3-pole molded case circuit breaker designed for overcurrent protection in 3-phase electrical systems, utilizing a thermal-magnetic trip unit with long-time and instantaneous (LI) functions. It is rated for 200 amps at 600 volts and delivers a 100kA interrupting capacity at 480V, ensuring robust fault current interruption. The breaker features a bolt-on connection, weighs 32 lb, and is built on the Cordon family CJ frame for reliable performance. It complies with UL 489 and ANSI C37 standards, confirming its suitability for industrial and commercial installations. This current-limiting breaker is typically applied in 3-phase industrial and commercial power distribution systems.

Key Features & Specifications
  • Manufacturer: Siemens
  • Item Subcategory: Molded Case
  • Family: Cordon
  • Type: CJ
  • Weight: 32 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 100kA@480V
  • Phase: 3
  • Current Rating: 200A
  • Amperage: 200 Amp
  • Mounting Type: Bolt-On
  • Interrupt Rating: 100kA at 480V
  • Trip Unit: Thermal-Magnetic
  • Series/Frame: CJ Series
  • Certifications: UL 489, ANSI C37
  • Current Limiting: Yes
  • Application: 3-Phase Industrial/Commercial


Siemens CJ3B200 - Molded Case Circuit Breaker 200A 600V