power electronics

MM7 modular multilevel converter

Our modular multilevel converter (MMC) for various applications

MM7 - based on proven and mature MV7 technology

Around the world, industrial customers, renewable/utility and rail grid operators are facing growing challenges of increasing grid availability, improving power quality, to meet growing energy demand, improved reliability and scalable solution to address the complex market needs.

The MM7 provides a modular approach to achieve a customized solution across different applications. It is a multifaceted premium converter (transformer-less, N+1 or 2 redundancy, lower losses, remote support capabilities and grid monitoring) that improves power quality to meet grid requirements, increases operational efficiency for industrial application and provides higher availability.

How do we meet today's customer requirements?

Customers aim for highest operational efficiency and the highest possible availability.

With MM7 you are able to increase MTBF (Mean Time Between Failure) as well as decrease MTTR (Mean Time to Repair).

In addition, MM7 will provide you with an increased system performance, thanks to a modular multilevel design and active filtering on grid side.

The advantage of MM7 technology

This solution will answer your requirements providing the highest return on your investment.

Optimized performance
Increased system stability and power quality

Reduces footprint
Up to 20% footprint reduction is achievable thanks to high performance active filtering

Increased uptime
MM7 provides plant monitoring system that increases customer’s process uptime

Improved efficiency
The active part efficiency increases up to 99.3%

Reliable availability
MM7 provides a high level of planning security and will protect you from unplanned downtime

Smart investment
Overall system's cost of ownership is competitive to available marketed solution

High reliability and availability
Over 14 million hours in operation across an installed base of over 15+GW speaks for itself. MM7 is based on a proven and mature technology, just taken to the next level

With its multiple configuration options it is adaptable to wide range of industry applications. Various configurations are possible ─at improved delivery time and competitive price.

MM7 system data

Configurated for your success - Reliable. Flexible. Efficient.

In need to improve power quality and reduce flicker?

In order to maintain the reliability and quality of the energy supply under any circumstances, dynamic voltage support and reactive power compensation are required.

Looking for efficient and flexible solutions for fully-fed PSPP?

Due to the intermittency of renewable energy sources, larger energy storage solutions like pumped storage power plants (PSPP) are necessary. For these, flexible, compact and efficient converters are required.

Learn more about our Medium Voltage Drives