
( Brand: Siemens ), ( Part Type: Starter ), ( Manufacturer Part Number: 479U264D4 )
The Siemens 479U2-64D-4 STARTER 90L3-02604A is a premium-grade industrial starter designed for heavy-duty applications. It is a vacuum contactor starter suitable for use with Siemens Sino-Star I/61HF3/3-108FP motor starters in the 3-pole, 4-quarter, 50 Hz configuration.
This starter is built with durability and reliability in mind, featuring a robust cast-resin housing that protects against dust and water ingress. It also incorporates a preheating function, which ensures the vacuum interrupter contactors are efficiently heated prior to switching on the motor, resulting in prolonged contact life and reduced wear.
The Siemens 479U2-64D-4 STARTER 90L3-02604A comes with several advanced features for improved performance and ease of use. These features include a soft-start function that gradually applies power to the motor, reducing inrush current and protecting the motor from electrical surges. It also includes overload and short-circuit protection, which automatically disconnects the motor in case of overloading or short-circuits to prevent damage.
Additionally, this starter features a user-friendly design for straightforward installation and operation. It is equipped with diagnostic LED indicators for easy fault detection, as well as a clear cover enabling quick visual inspection of the contacts. The terminal box is generously dimensioned, providing ample space for installation of wires and termination of leads.
In conclusion, the Siemens 479U2-64D-4 STARTER 90L3-02604A is a top-quality vacuum contactor starter that is well-suited for heavy industrial applications requiring reliable and efficient motor starting. Its robust design, advanced features, and user-friendly functionality make it an excellent choice for maintaining optimum performance and longevity of your electrical systems.
The Siemens 479U2 Starter 90L302604A is a popular choice in the automation industry, but like any other automation component, it has its advantages and disadvantages. In this analysis, we will evaluate the Siemens 479U2 Starter against various factors to help you make an informed purchasing decision.
Advantages:1. Versatility: The 479U2 Starter is suitable for a wide range of Siemens S6 and S7 PLC applications and can handle various motor types without requiring additional components.
2. Energy Efficiency: This starter offers optimal current utilization, reducing energy consumption and saving costs.
3. Easy Installation and Programming: The starter comes with simple programming interfaces and can be easily integrated with Siemens PLC and other automation systems.
4. Fault Diagnostics: The Siemens 479U2 Starter has built-in diagnostic functions, making it easier to identify and resolve issues promptly.
5. Protection Functions: It comes with various protection functions, such as overload protection, short-circuit protection, and thermal protection, ensuring the motor's longevity.
6. Safe Design: With the inbuilt safety functions, the 479U2 Starter complies with the IEC 61010-2-020 and EN 60947-5-2 standards, ensuring user safety.
Disadvantages:1. Limited Capacity: The Siemens 479U2 Starter may not support high horsepower motors, limiting its application scope.
2. Proprietary Design: The starter cannot be used with non-Siemens controllers and automation systems without additional components, extending the system's cost.
3. Price: Compared to other starters in the market, the Siemens 479U2 Starter might be on the higher end, increasing the overall project costs.
4. Limited Technical Support: Users have reported challenges in receiving adequate support from Siemens technical team, which may impact system uptime.
Conclusion:The Siemens 479U2 Starter 90L302604A offers various advantages, including versatility, energy efficiency, easy integration, fault diagnostics, protection functions, and safe design. However, its limitations, such as limited capacity, proprietary design, higher price, and potential technical support challenges, may outweigh the benefits for some applications.
Recommendation:If your project scope includes working with Siemens controllers and PLCs and your application requires a motor within the supported horsepower range, the Siemens 479U2 Starter 90L302604A is an excellent option. However, if your project involves non-Siemens components or requires higher horsepower motors, it might be worth considering alternative starters that offer more flexibility and wider compatibility. Always consult with a qualified automation professional to ensure the best possible solution for your specific application.
Combination starter 479U254D4. Siemens cat # 90L302604A, 6B2 14lbs 12x14x11 New in shelf worn box.