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Zinsco QB243015 - Molded Case 15A 3-Pole 240V Breaker

Zinsco
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Zinsco QB243015 is a three-pole molded case circuit breaker designed for overcurrent protection in industrial electrical systems. It operates at 240V with a 15A current rating and a 10kA interrupting capacity at 240V, utilizing thermal-magnetic protection with long-time and instantaneous (LI) trip functions. The unit features a bolt-on connection, weighs 3 lb, and is constructed for reliable performance in demanding environments. This breaker is UL certified, ensuring compliance with industry safety standards for electrical distribution. It is typically applied in three-phase power systems for motor control centers and panelboards requiring compact, durable circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, QB Series, thermal-magnetic operation
  • Voltage Rating: 240V
  • Current Rating: 15A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 10kA@240V
  • Phase: 3
  • Certification: UL
  • Weight: 3 lb


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