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Siemens 3RU1126-1KB0 - Thermal Overload Relay (9-12.5A)

Siemens
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Siemens 3RU1126-1KB0 is a thermal overload relay designed for protecting three-phase AC motors from damage due to overcurrent conditions. It operates within a voltage range of up to 690V AC and features an adjustable current setting from 9 to 12.5 amperes, housed in a compact and robust construction with a weight of 0.418 lb for reliable panel integration. This device complies with international standards including IEC/EN 60947-4-1 and is UL recognized, ensuring safe operation in demanding industrial environments. It is typically applied in motor control centers, conveyor systems, pumps, and fans to provide essential overload protection.

Key Features & Specifications
  • Type: Thermal overload relay, manual reset, 3-pole
  • Voltage Rating: Up to 690V AC
  • Current Rating: Adjustable, 9 - 12.5 A
  • Relay Style: Thermal, bi-metallic strip operation
  • Family: Sirius 3RU11
  • Standards: IEC/EN 60947-4-1, UL Recognized
  • Applications: Motor protection for pumps, fans, conveyors, compressors
  • Weight: 0.418 lb


Product Identification
  • UPC: 754554412382
  • GTIN: 04011209299580