Like most companies, Lenze manufacture a large range of products. You need to be a little more specific on what it is you are after. Companies have detailed websites that provide, usually, enough information to satisy most questions. Lenze can be found at:
If you cannot find the information on the Lenze site, then with a more detailed worded question, try Eng-Tips again and I'm sure with over 1/2 million engineers on tap you may find an answer.