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Siemens 3RH19211DA11 - Auxiliary Switch Block 690V 10A

Siemens
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Siemens 3RH19211DA11 is a side-mounted auxiliary switch block designed for use with Siemens 3RT2 contactors and 3RH2 relay systems to provide additional signal or control circuit switching. This unit operates with a rated insulation voltage of 690V AC and a conventional thermal current of 10A, supporting a wide range of control voltages up to 400V AC/DC. Constructed with a compact plastic housing measuring 3.346 x 2.992 x 0.906 inches and weighing 0.082 lb, it features screw-type terminals for secure wiring and is designed for snap-on mounting directly onto the contactor or relay. The device complies with IEC 60947-5-1 and UL/CSA standards, ensuring reliable performance in industrial environments. Typical applications include motor control centers, conveyor systems, and automation panels where auxiliary contact expansion is required.

Key Features & Specifications
  • Type: Auxiliary switch block, side-mounted, plastic housing, screw terminals
  • Voltage Rating: 690V AC (rated insulation voltage)
  • Current Rating: 10A (conventional thermal current)
  • Dimensions: 3.346 x 2.992 x 0.906 inch
  • Standards: IEC 60947-5-1, UL, CSA
  • Applications: Motor control centers, conveyor systems, automation panels
  • Switch Type: Auxiliary contact block
  • Configuration: 1 normally open + 1 normally closed
  • Coil Voltage Maximum: 400V AC/DC
  • Temp Rating: -25°C to +60°C
  • Shipping Dimensions: 3.346 x 2.992 x 0.906 inch
  • Mounting: Snap-on
  • Hz: 50/60 Hz
  • Wire: 1 x 0.5 to 2.5 mm² (solid/stranded)
  • Certification: CE, cULus
  • Installation Type: Side-mounted on contactor/relay
  • Item QTY: 1
  • Operating Temperature Maximum Celsius: 60°C


Product Identification
  • UPC: 754554738857
  • GTIN: 4011209379862