Lenze 490 Series Speed controllers tor DC motors - Manual (Page 9)

EKl2/fa check~ed: O3.11.89~ page:
6
Nominal mains voltage < 340V, 3L
=~L
2=31
II
F1
r
[
F2
I ‚1
[.
I
Lii
IKii.124?IL
I
LK
—IN
MIN l,lXUF
u
—
vr(i
w
1 K
—
u
—
v
w
380 V
,
3 L
1
L1 L2 L3
With a mains voltage of less than 380V, the control
electronics must be supplied separately or by transformer as
shown in the drawing.
The wire bridges BRl, BR2, BR3 and BR4
on the boards 4092 or 4093 must be removed.
Caution: Ensure by all means correct phase connection.
Incorrect connection results in fuse failure.
Please contact the factory, if your mains voltage is higher
than 415V.
6.3
6.4
Lanze