Connecting-up
08.96
3-2
Siemens AG 6SE7087-6BM70
SIMOVERT MASTER DRIVES Operating Instructions
3.1 Power
connections
WARNING
♦
By interchanging the input terminals, the converter or the rectifier will be destroyed!
♦
The drive converter or rectifier unit could be destroyed if the input terminals are
interchanged!
♦
The coils of contacts and relays which are connected to the same supply as the
converter or are located in the vicinity of the converter, must be provided with
overvoltage limiters, e.g. RC elements.
The position of the connecting terminals can be seen in the dimension drawings (
+
Section 2.4).
DC connection:
C/L+
D/L
−
Motor connection:
U2/T1
V2/T2
W2/T3
Protective conductor connection:
PE1
PE2
The power connections should be established using cable lugs with screws according to Table 3.2.
For type of construction J, jumpers are inserted after the inverter connections, which can be replaced by fuses.
For drive converters, type of construction K, fuses are installed as standard.
NOTE
The 230 V fans must be externally supplied with 230 V AC via terminal strip X9.
NOTE
Depending on the motor insulation strength and the length of the motor feeder cable, it may be necessary to
install one of the following options between the motor and the converter:
♦
Output reactor
♦
dv/dt-filter
Information regarding selection and dimensioning is provided in Section „Options“.
