Siemens 6SE3221-0DC40

Siemens 6SE3221-0DC40 MICROMASTER VECTOR MMV400/3 Overview

The Siemens 6SE3221-0DC40 MICROMASTER VECTOR MMV400/3 is a robust and efficient drive designed to deliver high performance in industrial applications requiring precise motor speed and torque control. This unfiltered drive operates on a three-phase AC power supply with a voltage range of 380 to 500 volts, accommodating a frequency of 50 to 60 Hz. Its ability to handle a wide voltage range ensures compatibility with various power systems, making it a versatile solution for global applications.

Constant Torque Performance

The 6SE3221-0DC40 is engineered for constant torque applications, where maintaining a steady torque output is critical for operational efficiency. It is rated for a continuous torque output of 4.0 kW, making it suitable for demanding applications such as conveyors, extruders, and mixers. The drive’s performance is further enhanced by its overload capacity, allowing it to handle 150% of its rated load for 60 seconds and 200% for 3 seconds. This overload capability is particularly beneficial in applications where short bursts of high torque are required, ensuring that the drive can withstand temporary overloads without compromising performance or reliability.

Protection and Environmental Considerations

Designed with industrial environments in mind, the Siemens 6SE3221-0DC40 is housed in a compact unit measuring 215 x 185 x 195 mm (H x W x D). Despite its small size, it offers robust protection with an IP20 rating. This level of protection indicates that the drive is protected against solid objects larger than 12.5 mm, such as large tools, making it safe for use in controlled environments where exposure to dust and moisture is minimal. However, it is essential to note that this drive is unfiltered, which means additional external filtering may be required depending on the specific application and installation environment.

Ambient Temperature and Operational Range

The 6SE3221-0DC40 is designed to operate efficiently within a 0 to 50 degrees Celsius temperature range. This broad operational range makes it suitable for use in various industrial settings, from moderately cool to warm environments. To ensure optimal performance and longevity, it is essential to maintain the ambient temperature within the specified range, particularly in applications where the drive is subjected to continuous or heavy loads.

Application Versatility

While the 6SE3221-0DC40 excels in constant torque applications, it is essential to note that it is not designed for variable torque applications. As a result, it is best suited for machinery and processes that require consistent torque delivery rather than variable torque, which is typically required in applications like pumps and fans. The drive's design and capabilities make it an ideal choice for manufacturing, material handling, and processing industries, where precision and reliability are paramount.

FAQs for Siemens 6SE3221-0DC40 MICROMASTER VECTOR MMV400/3

Q1: What type of applications is the Siemens 6SE3221-0DC40 best suited for?

A1: The Siemens 6SE3221-0DC40 is best suited for constant torque applications where maintaining steady torque is critical. Typical applications include conveyors, extruders, mixers, and other industrial machinery that require precise motor speed and torque control. This drive is not designed for variable torque applications, such as those involving pumps and fans, where torque demand varies.

Q2: What is the overload capacity of the Siemens 6SE3221-0DC40?

A2: The Siemens 6SE3221-0DC40 has an overload capacity of 150% of its rated load for 60 seconds and 200% for 3 seconds. This overload capability ensures the drive can handle short bursts of high torque without compromising performance or reliability, making it suitable for demanding industrial applications.

Q3: What is the significance of the IP20 protection rating?

A3: The Siemens 6SE3221-0DC40's IP20 protection rating indicates that the drive is protected against solid objects larger than 12.5 mm, such as large tools. However, it is not protected against water ingress, so it should be installed in a controlled environment where exposure to dust and moisture is minimal. The IP20 rating makes it suitable for indoor installations where the driver is not exposed to harsh environmental conditions.

Q4: Can the Siemens 6SE3221-0DC40 be used in environments below 0°C or above 50°C?

A4: The Siemens 6SE3221-0DC40 is designed to operate within a temperature range of 0 to 50 degrees Celsius. Operating the drive outside this range could result in reduced performance or damage to the unit. Additional measures such as climate control or enclosure cooling may be necessary for environments with temperatures outside this range to ensure the drive's longevity and reliability.

Q5: Does the Siemens 6SE3221-0DC40 require external filtering?

A5: Yes, the Siemens 6SE3221-0DC40 is an unfiltered drive, meaning that external filtering may be required depending on the specific application and installation environment. Filtering is often necessary to comply with electromagnetic compatibility (EMC) standards and to prevent interference with other electronic equipment.

Q6: What are the physical dimensions of the Siemens 6SE3221-0DC40, and why is this important?

A6: The Siemens 6SE3221-0DC40 has compact physical dimensions of 215 x 185 x 195 mm (H x W x D). These dimensions are essential for planning the installation space, especially in applications where space is limited. Despite its small size, the drive offers robust performance, making it suitable for installations requiring performance and compactness.

Q7: Is the Siemens 6SE3221-0DC40 compatible with different power systems?

A7: The Siemens 6SE3221-0DC40 is compatible with three-phase AC power systems with a voltage range of 380 to 500 volts and a frequency of 50/60 Hz. This wide voltage range ensures compatibility with various power systems, making the drive versatile and suitable for global applications.

Siemens products are manufactured in Germany and are designed for Automotive, aerospace, power generation, and electronics usage. They come with a 2-year warranty from MRO Electric. We also carry AC Drives from other manufacturers such as FANUC and Yaskawa.

Contact Us Today For More Information About Siemens Products

Check out the rest of our Siemens product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at sales@mroelectric.com, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like 6SE3221-0DC40, take a look at more from our AC Drives line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our 6SE3221-0DC40 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.