Applications; Evolution; Intellectual Property - Siemens 6SR41 series Product User Manual

Overview

2.4 Applications

2.4 Applications
● Oil and gas (including long cables)
● Municipal water
● Power Generation
● HVAC
● Cement
● Chemicals
● Research
2.5

Evolution

Historic Milestones:
1994:
1995:
1996:
1998:
1999:
2000:
2001:
2002:
2003:
2004:
2006:
2.6

Intellectual Property

The Perfect Harmony topology and features are protected by the following patents:
5,625,545
5,986,909
6,014,323
6,166,513
28
World's 1 fully integrated voltage source inverter (VSI) medium voltage motor
st
drive using IGBTs that meet IEEE 519 for input current distortion and NEMA/IEC
for motor HVF (without using output step-up transformers or line/load filters).
1 IGBT-based 6.6 kV drive without an output transformer.
st
1 IGBT-based drive above 10000 Hp (7500 kW).
st
Introduction of ProToPS
Introduction of process-transparent cell bypass ("fast bypass") capability and
neutral point shift.
1 VSI drive to operate a medium voltage synchronous motor.
st
1000 Perfect harmony drive installed.
th
1500 Perfect Harmony drive installed.
th
1 High Voltage 13.8 kV drive capable of operating motors from 4000 to
st
90000 Hp connected directly to 13.8 kV source.
Built largest PWM drive, 80000 Hp.
Introduction of smallest footprint medium voltage VFD, GenIV "MicroHarmony".
6,222,284
6,236,580
6,262,555
6,301,130
7,554,804
and 500 Perfect Harmony drive installed.
TM th
Operating Instructions, Version AE 12/2009, A5E01454341C
6,313,600
6,411,530
6,417,644
6,762,947
Product User Manual