Central supply (one supply terminal)
Central supply 400 V with regenerative power supply unit 934X
12
Network of several drives
12.6
12.6.2
L
12.6-2
EDS82EV903-1.0-11/2002
12.6.2 Central supply 400 V with regenerative power supply unit 934X
K 1
K 1
L 3
N
P E
L 1
L 2
U
V
W
M
3 ~
P E
L 1 L 2 L 3
P E
+ U G
- U G
P E
J
m o t 1
X 1
K 1
F 4
O N
O F F
U
V
W
M
3 ~
P E
L 1 L 2
L 3
P E
+ U G
- U G
P E
X 2
F 5
A 1 A 2
9 3 4 X
Z 3
L 1 L 2 L 3
F 1
P E
+ U G
- U G
Z 1
F 4
F 2 F 3
F 5
J
m o t 2
M
3 ~
P E
F 4
F 5
Fig. 12.6-2 Network of 400 V controllers with central supply via 934X regenerative power supply
unit
A1, A2 400 V controller of the 8200 vector, 8220 or 9300 series
Z1 Mains filters/mains chokes (¶ 12.5-2)
Z3 934X regenerative power supply unit
F1 ... F3 Mains fuses (¶ 12.4-6)
F4 ... F5 DC fuses (¶ 12.4-6)
K1 Main contactor
Block diagram