Calculation Of The Dc Link Power (Engineering Sheet) - Siemens SIMODRIVE 611 digital Configuration Manual

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1 Overview of the Drive System
1.3 Engineering a drive
1.3.4

Calculation of the DC link power (engineering sheet)

Axis
Order No. of the motor
name
Range I for P
from 0...1.8 kW
calc FD
1
2
3
4
5
6
Range II for P
from 1.8...8.8 kW
calc FD
1
2
3
4
5
6
Range III for P
from 8.8...27 kW
calc FD
1
2
3
4
5
6
Sum, range I
Sum, range II
Sum, range III
Application
Speed
scenario
ratio
Feed drives
0.4 to 0.7
Robot drives
0.9 to 1
Robot drives
1
with 1FT
Fig. 1-6
Engineering sheet to calculate the DC link power PzK
1-34
www.aotewell.com
n
M
I
N
0
N
[RPM]
[Nm]
[A]
K
I
x
=
K
II
x
=
K
II
x
=
Feed axes
n/n
per range
N
1
2
3
4
5
6
SIMODRIVE 611 Configuration Manual (PJU) – 05/2008 Edition
sales@aotewell.com
I
(PM)
P
n/n
0
calcFD
[A]
[kW]
Sum, range I
Sum, range II
Sum, range III
+
x 1.1 =
+
Coincidence
factor k per range
1
0.63
0.5
0.38
0.33
0.28
© Siemens AG 2008 All Rights Reserved
Industry Automation
10.04
05.01
P
n/n
N
calcFD
N
[kW]
DC link power
P
VSA DC link
kW
DC link power
P
ZK FD
kW
+
DC link power
P
ZK
=
kW
+86-755-8660-6182

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