Stober SC6 Series - Parallel connection

15 | Appendix STOBER
194
05/2019 | ID 442790.01
15.2.2 Parallel connection
The following graphic shows the basic connection of multiple SC6 drive controllers based on a DC link connection with Quick
DC-Link DL6B.
SC6
SC6
X10
L1
L2
L3
PE
X10 X10
SC6 SC6
SC6
L3
PE
L1
L2
L3
PE
L1
L2
L3
PE
L1 L2
1
3
4
5
2
X22
RB RB
D- D+
DL6B DL6B DL6B DL6B
RB RB
D- D+
RB RBD- D+
X21 X22 X21
6
DL6B
RB RB
D- D+
RB RB
D- D+
PE
D+
D-
7
X22 X21 X22 X21 X22 X21
Fig.31: Wiring example with Quick DC-Link
1 Group 1
2 Group 2
3 Contactor
4 Overload protection
5 Short-circuit protection
6 Braking resistor
7 Spring-loaded contact between DL6B and SC6