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Siemens CN15DNS3T1B - MCCB 15A 3-Pole 240V

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Siemens CN15DNS3T1B is a 3-pole thermal-magnetic molded case circuit breaker engineered for overload and short-circuit protection in industrial and commercial electrical systems. It is rated for 15A at 240V AC with a 10,000A interrupting capacity, operating at 50/60 Hz to ensure reliable fault interruption. The unit features a compact, fungus-proof design with bolt-on mounting for straightforward integration into existing panels, and weighs 5.19 lb. It is certified to UL and CSA standards, confirming compliance with North American safety requirements. This breaker is suited for industrial and commercial applications where dependable circuit protection and easy retrofit are essential.

Key Features & Specifications
  • Type: 3-pole thermal-magnetic molded case circuit breaker
  • Amperage: 15A
  • Voltage: 240V AC
  • Poles: 3
  • Mounting Type: Bolt-On
  • Interrupt Rating: 10,000A (10kA) at 240V
  • Series/Frame: BQ1B020
  • Trip Unit: Thermal-Magnetic
  • Certifications: UL, CSA
  • Application: Industrial, commercial
  • Design: Compact, fungus-proof
  • Frequency: 50/60 Hz
  • Weight: 5.19 lb


CN15DNS3T1B