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Siemens 3RU1136-1KB0 - Thermal Overload Relay 9-12.5A

Siemens
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Siemens 3RU1136-1KB0 is a thermal overload relay designed for protecting three-phase AC motors from damage due to overload, phase failure, and phase imbalance. It operates within a current range of 9 to 12.5 A and is part of the robust Sirius 3RU11 family, featuring a compact and durable construction for reliable performance in demanding environments. This device complies with international industrial standards, ensuring safe integration into motor control circuits. It is typically applied in industrial machinery, conveyor systems, and pump controls where consistent motor protection is critical.

Key Features & Specifications
  • Type: Thermal Overload Relay, Manual Reset
  • Voltage Rating: For use in motor circuits up to 690V AC
  • Current Rating: 9 - 12.5 A, adjustable
  • Relay Style: Thermal, bi-metallic strip
  • Family: Sirius 3RU11
  • Weight: 10 lb
  • Standards: Complies with IEC/EN 60947-4-1, UL 508
  • Applications: Protection for three-phase AC motors in industrial controls, conveyors, pumps, and fans
  • Functions: Overload protection, phase failure detection
  • Configuration: Direct mounting to contactors


Product Identification
  • UPC: 754554412450
  • GTIN: 04011209300620