PRODUCT DESCRIPTION
SIEMENS 3RW4024-1BB04 - Soft Starter
This SIEMENS SIRIUS 3RW40 series soft starter is engineered for the controlled, reduced-voltage starting and stopping of three-phase asynchronous motors, mitigating mechanical shock and current peaks. It integrates thyristor-based phase control with an internal bypass function, making it suitable for applications in HVAC systems, pumping stations, conveyor lines, and general machinery requiring smooth acceleration profiles.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RW40
- COMPONENT TYPE: Soft Starter for Asynchronous Motors
- ELECTRICAL SPECS:
- OPERATING VOLTAGE (MAIN CIRCUIT): 200-460V AC
- CONTROL SUPPLY VOLTAGE: 24V AC/DC
- OPERATIONAL CURRENT (AT 40°C, IN-LINE CIRCUIT): 25A
- MOTOR POWER RATING (AT 400V, STANDARD CIRCUIT): 11 kW
- MOTOR POWER RATING (AT 400V, IN-LINE CIRCUIT): 15 kW
- PHASE: 3-Phase
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, modular industrial enclosure
- TERMINALS: Screw terminals
- INTERFACE/CONTROL:
- STARTING METHOD: Reduced voltage, ramp-up/ramp-down
- PROTECTION FUNCTIONS: Integrated overload protection, intrinsic device protection
- BYPASS: Integrated bypass contactor
- INDICATORS: Status LEDs
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP00 (main circuit terminals), IP20 (housing)
- COOLING METHOD: Natural convection
- MOUNTING STYLE: DIN rail or screw mounting
- OPERATING TEMPERATURE: -25 to +60 °C
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Pumps, fans, compressors, conveyors, mixers, and other machinery requiring smooth, controlled motor acceleration and deceleration.
- MOTOR TYPE: Standard 3-phase asynchronous motors.