PRODUCT DESCRIPTION
SIEMENS 3RW5055-6AB04 - Soft Starter
The SIEMENS SIRIUS 3RW5055-6AB04 is a standard performance soft starter designed for the controlled ramp-up and ramp-down of three-phase asynchronous motors. Utilizing hybrid switching technology with semiconductor-based control and an integrated bypass, this device mitigates mechanical shock and current peaks during motor startup and shutdown. It is engineered for integration into industrial control panels for applications such as pumps, fans, compressors, and conveyor systems.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RW50
- COMPONENT TYPE: Soft Starter
- ELECTRICAL SPECS:
- NOMINAL OPERATING CURRENT (Ie): 55 A
- OPERATING VOLTAGE (Ue): 200-460 V AC, 3-phase
- CONTROL SUPPLY VOLTAGE (Us): 110-250 V AC/DC
- RATED POWER (at 400V): 30 kW (Standard Duty)
- RATED POWER (at 230V): 15 kW (Standard Duty)
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- CONNECTION TYPE: In-line circuit
- MOUNTING: Panel mount
- FORM FACTOR: Compact industrial module
- INTERFACE/CONTROL:
- CONTROL METHOD: Hybrid switching (semiconductor bypass)
- INTEGRATED PROTECTION: Overload, phase failure, motor thermal protection
- I/O: Digital inputs and outputs for control and status signaling
- COMMUNICATION: Optional via plug-in communication modules (e.g., PROFINET, PROFIBUS, Modbus TCP, EtherNet/IP)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP00 (main circuit terminals typically IP20)
- COOLING METHOD: Natural convection (optional fan for extended duty cycles)
- OPERATING TEMPERATURE: -25 to +60 degrees C (with derating above 40 degrees C)
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Pumps, fans, compressors, conveyors, mixers, centrifuges, and general machinery requiring controlled acceleration and deceleration of 3-phase asynchronous motors.
- MOTOR TYPE: 3-phase asynchronous motors.