Siemens PM330 - Page 40

Connecting up, switching on
4.2 Line, motor and DC link connection
Power Module PM330
38 Hardware Installation Manual, 12/2018, A5E32844552B AF
Frame size JX
The diagram shows the
layout of line and motor
terminals and terminal strip
X9.
For frame size JX, only
connection from the top or
bottom is possible.
Tightening torques for the
line, motor and PE term
i-
nals (M
12): 50 Nm
The cable entry protection
for the line connection (
①)
must be broken out corr
e-
sponding to the diameter of
the cable to be introduced.
The cable entry protection
for the motor connection is
described in the following
section.
After connection, the c
o-
vers of the line and m
otor
terminals must be rei
n-
stalled (
tightening torque:
6
Nm).
In order to ensure a un
i-
form current distribution,
first connect the motor c
a-
ble to the upper connection
points.
Only use the lower conne
c-
tion points if the upper co
n-
nection points have been
assigned.
For each phase, ensure the
be
st possible symmetrical
distribution of the motor
cables.