Medium Voltage Drives

Rockwell Automation manufactures three medium voltage drive types – all of them are CSI topology. The main differences between types are: power range, input section configuration, cabinets design – footprint, cooling and control voltage.

PowerFlex 7000A ‘A’ Frame

Topology
Current Source Inverter

Input section
PWM SGCT based rectifier with input capacitors, 6-pulse SCR rectifier, 6 SCRs/SGCTs for 2400V (2 [...]

Below is a colection of useful abbreviations which may be used in the future mvdrives.com posts. I will try to update this list frequently with the site development. Some of abbreviations are used only by one manufacturer or are the name of patented technology. In instances like these there is manufacturer name in italic after [...]