Installation
2-18
SIMODRIVE base line A Start-Up
2.7. Power supply
General
SIMODRIVE base line A can be connected directly to TN line supplies.
For all other line supply types, an isolating transformer with grounded
neutral point on the secondary side must be used. The figure 2-9 shows
how to connect the drive converter to line supply.
M
3~
L1
L2
L3
PE
U1
V1
W1
U2
V2
W2
Inco
mi
ng
term
inal
s
Ma
in
switch
Fuse
Is
ol
ati
n
g
tran
s
form
e
r
(o
ption)
Filter
SIMODRIVE
base line A
TN
Line supply
PE
PE - rail
Requirements:
PE -rail should be connected through a large surface area to the cabinet mounting panel.
Cabinet mounting panel
Fig. 2-10 Connecting diagram for line supply (1–axis)