3RW4026-1BB04 SIEMENS

Description

Product Name: 3RW4026-1BB04 Siemens Controller module

Product details：

The Siemens 3RW4026-1BB04 is a specific model within the SIRIUS 3RW40 series of soft starters. These devices are crucial for the smooth and controlled starting of three-phase asynchronous motors, reducing mechanical stress on the motor and equipment, and minimizing current peaks during startup.

Product Details

The 3RW4026-1BB04 is a compact and efficient SIRIUS soft starter. It’s designed to provide a soft start and stop for motors, which helps to extend the lifespan of mechanical components and reduce the strain on the power supply.

It’s classified as a Size S0 soft starter, indicating its physical dimensions and typical power range. This particular model uses screw terminals for electrical connections.

Product Parameters

Here are the key technical specifications for the Siemens 3RW4026-1BB04:

• Type: Soft starter
• Series: SIRIUS 3RW40
• Model: 3RW4026-1BB04
• Rated Current: 25 A
• Motor Power (at 400 V): 11 kW
• Motor Power (at 230 V): 5.5 kW
• Operating Voltage (AC): 200-480 V AC
• Control Supply Voltage: 24 V AC/DC
• Terminals: Screw terminals
• Ambient Temperature (at rated power): Up to 40 °C
• Dimensions (Approximate):
  • Width: 45 mm
  • Height: 125 mm
  • Depth: 155 mm
• Mounting: DIN rail mounting

Product Advantages

The Siemens 3RW4026-1BB04 offers several benefits for motor control applications:

• Reduced Mechanical Stress: By smoothly ramping up the motor voltage, it prevents sudden jolts and high starting torques, protecting gearboxes, belts, and other mechanical parts.
• Minimized Current Peaks: Soft starting significantly lowers the inrush current that occurs when a motor is directly started, reducing strain on the electrical supply network and preventing voltage sags.
• Extended Motor Lifespan: Less stress during startup and shutdown leads to less wear and tear on the motor windings and bearings.
• Energy Efficiency: While not primarily an energy-saving device during continuous operation, reducing current peaks can contribute to overall system efficiency and stability.
• Compact Design: The Size S0 form factor allows for space-saving installation in control cabinets.
• Easy Integration: With standard screw terminals and a common control voltage, it’s designed for straightforward integration into existing and new systems.
• Reliability: As a Siemens product, it’s built to high industrial standards, ensuring robust and reliable operation.

Precautions

When installing and operating the Siemens 3RW4026-1BB04, it’s essential to observe the following precautions to ensure safety and proper functionality:

• Qualified Personnel: Installation, commissioning, operation, and maintenance should only be performed by qualified and authorized personnel.
• Adherence to Documentation: Always refer to the official Siemens manual and technical documentation for detailed instructions, wiring diagrams, and safety warnings.
• Proper Sizing: Ensure the soft starter is correctly sized for the motor and application to avoid overloading or underperformance.
• Environmental Conditions: Comply with the specified ambient conditions (temperature, humidity, etc.) to prevent damage and ensure optimal performance.
• Electrical Safety: Disconnect all power before installation or maintenance work. Follow all local and national electrical safety codes and regulations.
• Ventilation: Ensure adequate ventilation around the soft starter to dissipate heat, especially if operating close to its maximum rated current.
• Genuine Parts: Only use original Siemens parts or components recommended/approved by Siemens for replacement or integration.

Product Applications

The Siemens 3RW4026-1BB04 soft starter is suitable for a wide range of industrial applications where controlled motor starting and stopping are beneficial, including:

• Pumps: Reducing water hammer and stress on pipes and pump impellers.
• Fans and Blowers: Minimizing mechanical shock and noise during startup.
• Conveyors: Ensuring smooth acceleration of goods, preventing jerking and potential damage to conveyed materials.
• Compressors: Reducing mechanical stress on the compressor unit.
• Mixers and Agitators: Allowing for a controlled start to avoid splashing or excessive torque.
• Machine Tools: Providing a smooth ramp-up for various machine operations.
• General Industrial Drives: Any application requiring a gentle start and stop for three-phase asynchronous motors within its power and current ratings.

Advantages: Foxboro, OVATION, TRICONEX, Allen-Bradley, ABB, Motorola, Siemens Moore, Ge Fanuc, Woodward, Bently Nevada and other major import brands!

We have the same series of models in stock.  If you don’t find the model you need, please contact us and we will provide you with an official quotation！

Colour：new Warranty: 12 months
Lead Time：3-day working day Country of origin: Sweden
Price: Please contact us Product weight：0.515kg
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service

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