Moeller DF5 series - Page 32

09/01 AWB8230-1412GB
Electrical connection
29
X Flap open the front cover and remove the terminal shroud. Power terminal arrangement
The arrangement of the power terminals can be seen in the
following figure.
Table 2: Description of the power terminals
Figure 21: Open the front cover and remove the terminal shroud
a Power terminals
4
3
a
Figure 22: Arrangement of the power terminals
a Internal connection. Remove if a d.c.-link choke is used.
L/L1 L2 U V WN/L3
L+
L1 L2 L3
M
3 h
DC+ DC–
a
Terminal
designation
Function Description
L, L1, L2, L3, N Supply voltage (mains
voltage)
• Single-phase mains voltage: Connection to L and N
• Three-phase mains voltage: Connection to L1, L2, L3
U, V, W Frequency inverter
output
Connection of a three-phase motor
L+, DC+
External DC choke Normally, the terminals L+ and DC+ are assigned with a
jumper. If a d.c.-link choke is used, the jumper must be
removed.
DC+, DC–
DC link These terminals are used for the connection of an optional
braking resistor as well as for DC linking and DC feed of
multiple frequency inverters.
e, PE
Earthing Enclosure earthing (prevents the presence of dangerous
voltages on the enclosure with a malfunction)
N/L3L2L/L1 U V W
M
3 h