In today's industrial era where efficiency is a top priority, Variable Speed Drives (VSD) have become essential components in electric motor control systems. Schneider Electric, through its Altivar product line, offers VSD solutions that are not only reliable but also equipped with integrated intelligence to support industrial digital transformation.
Understanding Variable Speed Drive
What Is a Variable Speed Drive?
A Variable Speed Drive or inverter is an electronic device that regulates the rotational speed, torque, and direction of electric motors by changing the frequency and voltage supplied to the motor. With a VSD, motors don't always have to run at full speed but can be adjusted according to process requirements.
Benefits of Using VSD
Using a VSD provides three main benefits. First, significant energy efficiency. As an illustration, reducing pump speed by 10 percent with a VSD can save up to 27 percent energy, compared to only 1 to 2 percent when using control valves. Second, soft starting eliminates current surges during startup, extending the life of motors and mechanical equipment. Third, precise control produces more consistent product quality.
Advantages of Altivar VSD from Schneider Electric
Altivar has been one of the world's largest VSD brands for decades. Its advantages lie in physical durability and sophisticated software with embedded application control functions. Altivar can also collect and share data to improve operational efficiency, as well as monitor pump performance conditions before problems arise.
Comparison of Altivar VSD Series
HVAC Series: ATV212
ATV212 is a dedicated HVAC drive for pumps and fans in buildings. Available in IP21 and IP55 protection ratings, it comes with fire mode function, sleep/wake function, and belt break detection. Its main advantage is integrated building communication protocols such as BACnet and METASYS N2 for easy integration with Building Management Systems.
Machine Series: ATV32 and ATV320
ATV32 features a compact book design that is only 45mm wide, saving panel space. Bluetooth connectivity allows remote monitoring via PC or mobile phone. It is equipped with safety functions including Safe Torque Off (STO), Safely Limited Speed (SLS), and Safe Stop 1 (SS1) for applications with high safety requirements.
ATV320 supports a wider range of motors including synchronous and permanent magnet motors. The ATV320 Solar variant is specially designed for solar-powered pumps with Maximum Power Point Tracking (MPPT) feature that adjusts motor performance according to solar panel power output, ideal for irrigation in remote areas.
High Performance Series: ATV340
ATV340 is for high precision machine applications such as material handling and packaging. It offers open and closed loop control for various motors. Its standout features include embedded multi-protocol Ethernet connectivity (EtherNet/IP and Modbus TCP) and resistance to vibration and temperatures up to 60 degrees Celsius.
Process Series: ATV610 and ATV630
ATV610 is an economical solution for simple process applications such as conveyors, pumps, and standard fans. It comes with soft starting and multi-speed control with forward-reverse direction, suitable for PLC and SCADA based automatic control systems.
ATV630 from the Altivar Process family is designed for high reliability applications such as water treatment, mining, and oil and gas. With power up to 2600kW, its advanced features include master-slave load sharing, hoisting management, high accuracy torque control, plus embedded dual-port Ethernet and web server for remote monitoring.
The Right Choice for Your Needs
Choosing the right VSD depends on the type of application, operating environment, and connectivity requirements. ATV212 for building HVAC, ATV320 Solar for solar powered pumps, ATV340 for high precision machines, or ATV630 for heavy process applications.
Find genuine Variable Speed Drive Altivar for your industrial needs at Listrik Kita. We provide various Altivar Schneider Electric VSD options with competitive prices and official warranty.
