Siemens 6SE7087-8KN50 Instructions De Service page 286

Forming
C / L+
D / L-
PE3
Components for the
forming circuit
(suggestion)
DANGER
Procedure
10-2
Motor
connection
Inverter
DC link
Fig. 10-1 Forming circuit
♦ 1 fuse-switch triple 400 V / 10 A
♦ 3 incandescent lamps 230 V / 100 W
♦ Various small parts e.g. lamp holders, 1.5 mm
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
disconnected.
♦ The converter incoming supply must be switched off.
♦ The unit is not permitted to receive a switch-on command (e.g. via
the keyboard of the PMU or the terminal strip).
♦ Connect the required components in accordance with the circuit
example.
♦ Energize the forming circuit. The duration of forming is approx. 1
hour.
3AC 400 V
L1 L2 L3
2
1.5 mm
U2/T1
V2/T2
W2/T3
PE2
Operating Instructions
PE
2
cable, etc.
6SE7087-7KN50 Siemens AG
SIMOVERT MASTERDRIVES
10.2006