Siemens SoftStarter SIRIUS 3RW40

Siemens SoftStarter SIRIUS 3RW40 – Find comprehensive resources for Siemens SIRIUS 3RW40 Softstarter, including product catalogs, manuals, price list, programming guides, fault, alarm, warnings & software support. Get expert assistance for troubleshooting and optimization.

Siemens SoftStarter SIRIUS 3RW40 image

Siemens SIRIUS 3RW40 soft starters are part of Siemens’ “Basic Performance” line, providing reliable soft starting and stopping for three-phase asynchronous motors.

  • Power rating: up to 55 kW (at 400 V)
  • Two-phase controlled for standard applications
CatalogManual

Features

The SIRIUS 3RW40 Basic Performance soft starters are suitable for soft starting and stopping of three-phase asynchronous motors.

  • Two-phase controlled for standard applications
  • Parameterization with rotary potentiometer
  • Optional communications interface (PROFINET, PROFIBUS, EtherNet/IP, Modbus)
  • Visualization of motor data via optional HMI or analog output
  • Integrated motor overload and intrinsic device protection
  • Engineering in the TIA Portal
  • ATEX/IECEx-certified for use in hazardous areas

Product characteristics / function

  • Small and compact design
  • Motor overload and intrinsic device protection without additional wiring
  • Integrated in the SIRIUS modular system
  • Hybrid switching devices and 2-phase motor control
  • Certified according to ATEX Directive 94/9/EC
  • Optional thermistor motor protection

Performance features / benefits

  • Space-saving, clearly arranged control panel layout
  • Adjustable trip classes, integrated diagnostic functions
  • Link modules to motor starter protectors
  • Minimum power loss and optimized motor control by avoiding DC components
  • Suitable for the starting of explosion-proof motors with “increased safety” type of protection EEx e.
  • Full motor protection
ManualCatalog
Faults & AlarmWiring & Programming

Applications:

  • Conveyor systems
  • Pumps
  • Agitators
  • Belt conveyors
  • and other applications requiring controlled motor starting and stopping

Siemens SIRIUS 3RW40 soft starters offer a robust and economical solution for basic motor starting needs. Designed for standard applications requiring simple and effective soft starting.