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Siemens 3RT10756AF36 - Power Contactor 400A AC-3 (110-127V Coil)

Siemens
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Siemens 3RT10756AF36 is a 3-pole power contactor engineered for heavy-duty motor control and switching applications. It is rated for a 400A operational current under AC-3 utilization category at 400 V, with a coil voltage of 110-127 V DC/AC, and supports motor loads up to 200 kW at 400 V and 50-60 Hz. The device is constructed in size S12 with a conventional main circuit, auxiliary contacts configured as 2 normally open (NO) and 2 normally closed (NC), and is designed for screw fixing mounting with series installation via bar connections. This contactor is manufactured in Germany, complying with rigorous industrial standards for reliability and performance. It is typically deployed in heavy industrial environments requiring robust switching of motors, transformers, and other high-current loads.

Key Features & Specifications
  • Rated operational current: 400 A at AC-3, 400 V
  • Number of poles: 3
  • Coil voltage: 110-127 V DC/AC
  • Auxiliary contacts: 2 NO + 2 NC
  • Power rating: 200 kW at 400 V AC (50-60 Hz)
  • Mounting type: Screw fixing, series installation
  • Size/frame: S12
  • Main circuit type: Conventional
  • UPC: 754554772660
  • GTIN: 00754554772660
  • Country of Origin: Germany
  • Dimensions: 9.173 x 11.378 x 10.709 inch
  • Weight: 22.796 lb


Product Identification
  • UPC: 754554772660
  • GTIN: 00754554772660