Siemens SINAMICS DCM Operating Instructions Manual page 460

Descriptions of functions
10.25 Connecting units in parallel and in series
Table 10- 24 6-pulse parallel connection n+m operation
Parameter
p51799 Operating principle
p51800 Position in the topology
p51801 Number of send data
p51802 Minimum number of
nodes
p51803 n+m mode
p51804[..] Transmit data
p51805 Bus terminator
p51806 Station address
p51807 Telegram failure time
p50082 Field operating mode
p50076[..] Reduction in rated unit
DC current
p50078[..] Rated value for supply
voltage
p50100 Rated motor current
p50110 Armature resistance Ra
p50111 Armature inductance La
2)
p51591 La reduction factor
= 1 at the two outermost units (= at the physical ends of the bus line)
1)
= 0 on all of the other units
The optimization run for current controller and precontrol (p50051 = 25) sets the correct values for these parameters.
2)
458
Master
0
11 (Master)
Any
n
1 (only armature)
2 (armature + field)
Any
0 or 1
1)
Unique address
0.1 s
≠ 0
-
-
Rated motor
current/number of
SINAMICS DCM
Actual armature
2)
resistance × number of
SINAMICS DCM
Actual armature
inductance × number of
SINAMICS DCM
-
2)
Substitute master
The same as at the
master
13 (Substitute master)
Any
The same as at the
master
The same as at the
master
Any
0 or 1
1)
Unique address
0.1 s
0 (if only armature)
≠ 0 (if armature + field)
The same as at the
master
The same as at the
master
The same as at the
master
The same as at the
master
The same as at the
master
The same as at the
master
Operating Instructions, 1.2012, C98130-A7066-A1-05-7619
Slave
The same as at the
master
12 (Slave)
Any
The same as at the
master
0
Any
0 or 1
1)
Unique address
0.1 s
0 (no field)
The same as at the
master
The same as at the
master
The same as at the
master
The same as at the
master
The same as at the
master
The same as at the
master
SINAMICS DCM DC Converter