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Siemens QJ3M225H - Molded Case Breaker 225A 240V 3P

Siemens
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Siemens QJ3M225H is a three-pole molded case circuit breaker from the QJH Series, designed to provide LI (Long-Time and Instantaneous) protection for electrical systems. It is rated for 240V AC, 225A continuous current, and delivers a 42kA interrupting capacity at 240V, with a thermal magnetic trip mechanism for reliable overcurrent protection. The unit features a bolt-on connection, weighs 4 lb, and is built for three-phase industrial applications, ensuring robust performance in demanding environments. This breaker complies with industry standards for molded case circuit breakers, making it suitable for use in distribution panels and switchboards. Typical applications include protecting feeders and branch circuits in commercial and industrial power systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, QJH Series, Thermal Magnetic
  • Voltage Rating: 240V
  • Current Rating: 225A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 42kA@240V
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Functions: Long-Time and Instantaneous Trip
  • Weight: 4 lb
  • Circuit Breaker Mounting Style: Bolt-On
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, CSA
  • Installation Type: Fixed
  • Breaker Frame: QJH
  • Current Rating: 225A


Product Identification
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