Posted on August 31, 2009, 9:45 pm, by Paweł Szymula, under
Converteam.
Converteam opened a new rotating machines factory in Yantai, Shandong province. Medium voltage motors and generators will be manufactured there. The company plans also to run a medium voltage drives manufacturing plant in Shanghai and a joint-venture in Wuhan. More information about the investments and management statements can be found in the company official press [...]
Converteam MV7000 medium voltage drive technical data: MV7000 Topology 3-level Neutral Point Clamped Voltage Source Inverter Input section Diode 12-pulse or 24-pulse or HV IGBT based 3L-NPC AFE Input voltage 3300V or 6600V Efficiency 98.8% at rated load for drives with diode rectifier, 98.6% for active front end rectifier at PF=0.9 and excluding all auxiliary [...]
Posted on March 30, 2009, 7:44 pm, by Paweł Szymula, under
ABB,
Allen-Bradley (Rockwell Automation),
Alstom,
Amtech,
Ansaldo Sistemi Industriali,
Converteam,
Drive Topologies,
Eaton (Cutler-Hammer),
Harvest,
Hitachi,
Ingeteam,
LS Industrial Systems,
Manufacturers,
RXPE,
Schneider Electric,
Siemens,
TM GE,
Toshiba,
WEG,
Yaskawa.
There are few manufacturers of medium voltage drives. Each of them offers different drive topologies with specified advantages and drawbacks. In successively published posts I will provide brief product specification and links to available documentation. At this point I will not compare specific solutions. In the following posts I will present offer of companies with [...]