SIEMENS
2/4
Siemens D 31 N · March 2016
2
■
Overview
Highlights
Energy efficiency classes in accordance with EN 50598
Operating points for PDS
Power Drive System (PDS) – determining the efficiency class
■
More information
Power loss data of SINAMICS converters for single-axis drives
are available on the Internet at
Further information on current laws and standards, new standards,
and mandatory guidelines is available on the Internet at
100
p
PDS
(0, 100)
p
PDS
(50, 100)
p
PDS
(100, 100)
p
PDS
(100, 100)
p
RPDS
(100, 100)
p
PDS
(100, 50)
p
PDS
(50, 50)
p
PDS
(0, 50)
p
PDS
(50, 25)
p
PDS
(0, 25)
50
%
25
0
0
Relative torque
100
IES0
IES0
IES1
IES1
IES2
IES2
100%
80%
50%
120%
90
50
%
Relative speed
Reference value
(reference system =
reference converter
+ reference motor)
20% greater losses
than reference value
Reference value ±20%
20% lower losses than
reference value
Determination of the
efficiency classes IES0 to IES2
G_D011_EN_00469
100
p
CDM
(0, 100)
p
CDM
(50, 100)
p
CDM
(90, 100)
p
CDM
(90, 50)
p
CDM
(50, 50)
p
CDM
(0, 50)
p
CDM
(50, 25)
p
CDM
(0, 25)
50
%
25
0
0
Relative
torque current
100
90
50
%
Relative motor stator frequency
CDM losses
(Complete Drive Modules, frequency converters)
PDS losses
(Power Drive System)
100
p
RM
(100, 100)
50
%
25
0
0
Relative
torque current
100
50
%
Relative speed
Motor losses
© Siemens AG 2016