6
05.01
6.7 DC link options
6-186
©
Siemens AG 2012 All Rights Reserved
SIMODRIVE 611 Configuration Manual (PJU) – 02/2012 Edition
The following technical data applies:
Table 6-17
Technical data of the central capacitor modules
Designation
Central modules
4.1 mF
20 mF
Order number
6SN11 12–1AB00–0BA0
6SN11 12–1AB00–0BA0
Voltage range
V
DC
350 ... 750 V
Storage capacity
w = 1/2 x C x V
2
V
DC steady–state
(examples)
600 V
––> 738 Ws
680 V
––> 948 Ws
V
DC steady–state
(examples)
600 V
––> 3 215 Ws
680 V
––> 4 129 Ws
Note:
As a result of the internal pre–
charging resistor, the voltage at
the capacitors is only approx.
0.94 x V
DC
.
Temperature range
0
C to +55
C
Weight
approx. 7.5 kg
approx. 21.5 kg
Dimensions
W x H x D
100 x 480 x 211 [mm]
W x H x D
300 x 480 x 211 [mm]
Table 6-18
Technical data of the distributed capacitor modules
Designation
Distributed modules
2.8 mF
4.1 mF
Order number
6SN11 12–1AB00–1AA0
6SN11 12–1AB00–1BA0
Voltage range
V
DC
350 ... 750 V
Storage capacity
w = 1/2 x C x V
2
V
DC steady–state
(examples)
600 V
––> 504 Ws
680 V
––> 647 Ws
V
DC steady–state
(examples)
600 V
––> 738 Ws
680 V
––> 948 Ws
Temperature range
0
C to +55
C
Weight
5.3 kg
5.8 kg
Dimensions
W x H x D
100 x 334 x 231 [mm]
W x H x D
100 x 334 x 231 [mm]
Connection
AWG 12 ... AWG 6 (4 ... 16 mm
2
) finely stranded
Degree of protection
IP 20
The storage capacity in dynamic operation and for regenerative braking is
calculated as follows:
Formula:
w =
½
C
(V
2
DC link max
– V
2
DC link n
)
Assumptions for the example:
Capacitance of the capacitor battery
C = 4.1 mF
Rated DC link voltage
V
DClinkn
= 600 V
Maximum DC link voltage
V
DClinkmax
= 695 V
––> w =
½
4.1
10
–3
F
((695 V)
2
– (600 V)
2
) = 252 Ws
In addition, 252 Ws for each C = 4.1 mF module can be stored for this voltage
range.
Technical data
Examples for the
calculation
6 Infeed Modules
02.07