ОПИСАНИЕ ПРОДУКТА
SIEMENS 3RW4074-6BB34 - SIRIUS 3RW40 Soft Starter
The SIEMENS SIRIUS 3RW4074-6BB34 is a solid-state soft starter designed for the controlled starting and stopping of 3-phase asynchronous motors. It employs thyristor-based voltage ramp-up and integrated bypass contactor technology to reduce mechanical stress on machinery and mitigate current peaks during motor acceleration. This component is engineered for industrial applications such as pumps, fans, conveyors, and compressors, where smooth motor operation and extended equipment lifespan are critical.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RW40
- COMPONENT TYPE: Soft Starter for 3-Phase Asynchronous Motors
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL VOLTAGE: 200-460VAC
- RATED OPERATIONAL CURRENT (Ie): 140A (at 400VAC)
- RATED POWER (at 400V): 75kW
- PHASE: 3-Phase
- CONTROL SUPPLY VOLTAGE: 24V AC/DC
- FREQUENCY: 50/60Hz
- MECHANICAL/PHYSICAL:
- STARTING METHOD: Voltage Ramp-Up, Current Limitation
- BYPASS: Integrated Bypass Contactor
- PROTECTION FUNCTIONS: Integrated Overload Protection, Device Self-Protection
- INTERFACE/CONTROL:
- CONTROL INPUTS: Digital Inputs for Start/Stop Command
- OUTPUTS: Relay Outputs for Status and Fault Indication
- FEEDBACK: Device Status Indication via LEDs
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP00 (Main Circuit), IP20 (Terminals)
- COOLING METHOD: Natural Convection
- MOUNTING STYLE: Screw Mounting
- OPERATING TEMPERATURE: -25 to +60 degrees Celsius
- COMPATIBILITY/APPLICATION:
- MOTOR TYPE: Standard 3-Phase Asynchronous Motors
- APPLICATIONS: Pumps, Fans, Conveyors, Compressors, Mixers, General Industrial Machinery Requiring Reduced Starting Torque and Current