Power and and control terminal connection, 1 power connection, Power connection – NORD Drivesystems MI0300 User Manual
Page 15
Power and and control terminal connection
15
3. Power and and control terminal connection
3.1 Power connection
-B +B
-Br +Br
U V W
L1 L2 L3
Option
Customer unit
Earth "PE"
(connection of mains line)
Mains voltage:
3~ 400V / 3~ 230V
1
) 1~ 230V, 0,37-0,75kW
2
) 1~ 230V, 1,1kW
Mechanical brake
External brake resistor
The polarity can be ignored.
Earth "PE"
(Additional PE terminal, e.g. for
control line, braking resistor)
Motor
3~
PE- socket = 3~ 400V device
PE- connector = 3~ 230V device
PE L1
L2
L3
1
( PE
L
N
- )
2
( PE
-
N
L )
Fig. 1: Assignment of connection unit SK TI 0/x-(C) for SK 300E
L1 / L
L2 / N
L3 / -
PE
PE L3 L2 L1
M
3~
PE U V W +B -B
Internal or
external
breaking resistor
Connecting an electro-mechanical brake
SK 2x0E
Terminals 79 (MB+) and 80 (MB-) of the
customer interface SK CU4-MBR
SK 2x5E
Terminals 79 (MB+) and 80 (MB-) of the control
terminal bar of the frequency inverter
Fig. 2: Assignment of the connection unit SK TI4-x-2xx-x-(C) for SK 2xxE