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Siemens 3RW52261AC14 - Soft Starter 77A 200-480V AC

Siemens
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Siemens 3RW52261AC14 is a SIRIUS soft starter from the 3RW52 family designed for motor control applications, providing soft start and stop functions to reduce mechanical stress and electrical peak loads. This unit operates on a voltage rating of 200 to 480V AC with a current rating of 77 amps, features analog control with a control supply voltage of 110 to 250 V AC at 50/60 Hz, and supports 3-phase motors up to 75 kW. The device measures 306 mm H x 185 mm W x 203 mm D, weighs 14.581 lb, and utilizes screw terminal connections with an integrated bypass contact system and an IP00 enclosure. It holds CE, UL, and CSA certifications, ensuring compliance with international standards. Typical industrial applications include controlling motors in pumps, fans, conveyors, and compressors.

Key Features & Specifications
  • Type: Soft starter
  • Current Rating: 77 A
  • Operating Voltage: 200-480 V AC
  • Control Supply Voltage: 110-250 V AC
  • Number of Phases: 3
  • Control Type: Analog soft start/stop
  • Connection Type: Screw terminals
  • Integrated bypass contact system
  • Frequency: 50/60 Hz
  • Enclosure Type: IP00
  • Certifications: CE, UL, CSA
  • Power Rating: Up to 75 kW
  • Dimensions: 306 mm H x 185 mm W x 203 mm D
  • Weight: 14.581 lb
  • Family: 3RW52


Product Identification
  • UPC: 804766688744