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Siemens Q345H - Molded Case 45A 3-Pole 240V

Siemens
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Siemens Q345H is a three-pole, 45A molded case circuit breaker from the Q Series family, designed to provide thermal-magnetic protection for electrical systems through its LI (Long-Time and Instantaneous) trip functions. This plug-in unit is rated for 240V AC, 3-phase operation, with an interrupting capacity of 22kA at 240V, ensuring robust fault current handling. The breaker weighs 1.058 lb and is manufactured in Mexico, featuring a compact molded case construction for panelboard installation. It complies with industry standards for overcurrent protection in commercial and light industrial applications, where reliable branch circuit protection is required. Typical uses include protecting feeders, motors, and lighting loads in distribution panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, QPH, Thermal Magnetic, Plug-In
  • Voltage Rating: 240V AC
  • Current Rating: 45A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 22kA@240V
  • Connection: Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Family: Q Series
  • Weight: 1.058 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643547926
  • GTIN: 00783643547926