PRODUCT DESCRIPTION
SIEMENS 3RW5243-6AC04 - Soft Starter
This SIEMENS SIRIUS 3RW52 soft starter is engineered for the controlled, reduced-voltage starting and stopping of three-phase asynchronous motors. It integrates solid-state switching technology with microprocessor control to mitigate mechanical shock and current peaks during motor acceleration and deceleration. Designed for industrial applications requiring smooth motor operation, such as pumps, fans, conveyors, and compressors, it provides essential motor protection and extends equipment lifespan.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RW52
- COMPONENT TYPE: Soft Starter
- ELECTRICAL SPECS:
- RATED OPERATIONAL CURRENT (Ie): 43 A (at 400V, standard connection)
- OPERATIONAL VOLTAGE RANGE (MAIN CIRCUIT): 200-460V AC, 3-phase
- CONTROL SUPPLY VOLTAGE: 110-250V AC/DC
- RATED POWER (at 400V): 22 kW (standard connection)
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, modular industrial enclosure for cabinet mounting
- STARTING METHOD: Voltage ramp, current limiting
- STOPPING METHOD: Free run-down, torque control
- INTERFACE/CONTROL:
- CONTROL TYPE: Microprocessor-controlled, solid-state
- FEEDBACK: Integrated display for diagnostics and parameterization
- I/O: Digital inputs for start/stop, digital outputs for status/fault
- COMMUNICATION: Local I/O optional communication modules (e.g., PROFINET, PROFIBUS) available for the series but not integrated in this base part number.
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for cabinet installation)
- COOLING METHOD: Natural convection
- MOUNTING STYLE: DIN rail or screw mounting
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Three-phase asynchronous motors
- MACHINE TYPES: Pumps, fans, compressors, conveyors, mixers, centrifuges, and general machinery requiring smooth motor acceleration/deceleration.