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Siemens QJ3M090 - Molded Case Breaker 90A 240V 3-Pole

Siemens
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Siemens QJ3M090 is a 3-pole molded case circuit breaker from the QJ Series, designed for long-time and instantaneous (LI) protection via a thermal magnetic trip mechanism. Rated for 240V and 90A, it delivers a 10kA interrupting capacity at 240V for reliable short-circuit protection in three-phase systems. This bolt-on unit weighs 4 lb and features a compact, durable construction for secure panel installation. It is UL Listed, meeting stringent safety and performance standards for industrial and commercial environments. Typical applications include branch circuit protection in distribution panels, lighting panels, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Family: QJ Series
  • Poles: 3
  • Voltage Rating: 240V
  • Current Rating: 90A
  • Interrupt Rating: 10kA @ 240V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Mounting Type: Bolt-On
  • Weight: 4 lb
  • Phase: 3
  • Standards: UL Listed


Part Number: QJ3M090