Lenze E82xVxxxKxxxxx - Manual (Page 479)

DC−bus operation
Central supply (one supply point)
Central supply 400 V with regenerative power supply unit 934X
12
l
479 EDS82EV903−3.0
12.7.2 Central supply 400 V with regenerative power supply unit 934X
Basic circuit diagram
K1
K1
L3
N
PE
L1
L2
U V W
M
3~
L1 L2 L3 +UG -UG
J
mot1
X1
K1
F4
ON
OFF
U V W
M
3~
L1 L2 L3 +UG -UG
X2
F5
A1 A2 Z3
L1 L2 L3
F1
+UG -UG
Z1
F4
F2 F3
F5
J
mot2
M
3~
F4 F5
+ + +
+ + + +
+ +
8200vec655
Fig. 12−4 Network of 400 V controllers with central supply via 934X regenerative power supply unit
A1, A2 400 V controller of the 8200 vector or 9300 series
Z1 Mains filter( ¶ 465)
Z3 934x regenerative power supply module
F1 ... F3 Mains fuses ( ¶ 467)
F4 ... F5 Fuses on DC level ( ¶ 470)
K1 Main contactor