Power Connections; Protective Conductor Connection - Siemens SIMOVERT MASTERDRIVES Operating Instructions Manual

Connecting-up
3.1

Power connections

♦ 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:
Motor connection:

Protective conductor connection:

The cross-sections listed in Table 3.2 are defined by the terminal size.
For type of construction D, an external 230 V AC auxiliary voltage must be connected at F101 and F102.
This auxiliary voltage is required for the unit fan.
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
♦ Sinusoidal filter
Information regarding selection and dimensioning is provided in Section „Options".
3-2
C/L+ D/L−
U2/T1 V2/T2
PE1 PE2
NOTE FC and VC
only for FC and VC, not permissible for SC
only for FC and VC, not permissible for SC
WARNING
W2/T3
NOTE
SIMOVERT MASTER DRIVES
09.97
Siemens AG 6SE7087-6BD70
Operating Instructions