Lenze EMB934x - Manual (Page 119)

Electrical installation
Regenerative power supply module EMB9343
Power connections
5
l
119 EDBMB9340 DE/EN/FR 12.0
PE U V W PE U V W
L1
L1
L1A L1B L1 L1 L2
L2
L2 L2 L3
L3 PE
X4 X10 L3 L3
39 28 Ax 59 39 28 Ax 59
M
3~ PE
M
3~ PE
E1 39 A1 A2 59
L3
N
PE
L1
L2
F1...F3
9343 Z2.1 Z2.n
PE PE PE +UG +UG +UG -UG -UG -UG
Z1
K1
F4 F6 F8 F5 F7 F9
L3’ L2’ L1’ L3.2L2.2L1.2
9340vrm006b
Fig. 5−9 Central supply for DC bus connection of several drives and internal mains synchronisation
Z1 Mains filter A
Z2.1 ... Z2.n Controllers in the drive system
F1...F3 Mains fuse
K1 Main contactor
F4...F9 DC−bus fuses
Wiring
(
Stop!
ƒ Bolt the cables to X4 (blue) and X10 (red) with a distance of at least 5.5 mm.
ƒ The cables L1A, L1B, X4 and X10 are additional electrical connections
between the mains filter A and the regenerative power supply module
EMB9343. They must be bolt at the regenerative power supply module at
the threaded bolts with the same designation.