Siemens simovert masterdrives Betriebsanleitung Seite 288

Forming
3 AC 400 V
Forming
Disconnect
U1/L1
V1/L2
W1/L3
Rectifier
PE1
Fig. 10-1
Components for the
Types E to G:
forming circuit
(suggestion)
Type K:
DANGER
The unit has hazardous voltage levels up to 5 minutes after it has been
powered down due to the DC link capacitors. The unit or the DC link
terminals must not be worked on until at least after this delay time.
♦ Before you form the unit, all mains connections must be
Procedure
♦ The converter incoming supply must be switched off.
♦ The unit is not permitted to receive a switch-on command (e.g. via
♦ Connect the required components in accordance with the circuit
♦ Energize the forming circuit. The duration of forming is approx. 1
10-2
A C
C / L+
Precharging
Forming circuit
Vrated
3AC 380 V to 480 V
Vrated
3AC 380 V to 480 V
disconnected.
the keyboard of the PMU or the terminal strip).
example.
hour.
R
D / L-
DC link Inverter
A R
Ω
SKD 62 / 16 330 / 150 W
A R
Ω
SKD 62 / 16 100 / 500 W
6SE7087-6JK50
Operating Instructions SIMOVERT MASTERDRIVES
05.2006
Motor
connection
U2/T1
V2/T2
W2/T3
PE2
C
22 nF / 1600 V
C
22 nF / 1600 V
Siemens AG