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Cutler Hammer HQNP3040 - Molded Case 40A 240V 3-Pole Breaker

Cutler Hammer
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Cutler Hammer HQNP3040 is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It operates at 240V with a 40A current rating and a 10kA interrupting capacity at 240V, utilizing a thermal magnetic trip mechanism for long-time and instantaneous fault response. The unit features a bolt-on connection, weighs 5 lb, and is constructed as part of the QUICKLAG family with a compact molded case enclosure. It is UL Listed and CSA Certified, ensuring compliance with North American safety standards. This breaker is typically applied in 3-phase commercial and light industrial panels requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Voltage Rating: 240V
  • Current Rating: 40A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 10kA@240V
  • Phase: 3
  • Certification: UL Listed, CSA Certified
  • Weight: 5 lb
  • Family: QUICKLAG