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Siemens 3RH1911-1AA10 - Auxiliary Contact Block (1NO, 690V)

Siemens
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Siemens 3RH1911-1AA10 is a motor control auxiliary contact block designed for expanding the functionality of Sirius contactors and motor starters by providing an additional normally open (1NO) signal contact. It operates with a control circuit voltage up to 690V AC and is engineered for reliable switching in demanding industrial environments, featuring a compact, modular design that facilitates easy snap-on mounting to compatible devices. This component is constructed from durable materials and complies with relevant international standards for industrial control equipment, making it suitable for applications in automation panels, motor control centers, and machinery where auxiliary signaling or interlocking is required.

Key Features & Specifications
  • Type: Modular auxiliary contact block, 1NO configuration
  • Voltage Rating: Up to 690V AC
  • Family: Sirius
  • Configuration: 1 Normally Open (1NO) contact
  • Mounting: Snap-on attachment to compatible contactors
  • Standards: Complies with IEC/EN 60947-5-1
  • Applications: Industrial automation, motor control centers, machinery interlocking
  • Weight: 10 lb


Product Identification
  • GTIN: 04011209267244