
Configuration and Connection Examples
12.2010
6SE7087-6QX70 (Version AM) Siemens AG
2-28
Compendium Motion Control
SIMOVERT MASTERDRIVES
♦
The contacts of the safety switching device –A1 are opened.
♦
The safety relay –K1 and the line contactor –K2 are de-energized.
(The NO contacts drop out and the motor is separated in two
channels from the torque-producing power supply.)
This behavior is identical to Stop Category 0 in accordance with
EN 60204-1:2006 /R9/.
♦
Pulse suppression before the drive has reached standstill causes
the motor to coast down. Vertical axes must be secured by holding
brakes or similar.
♦
The slide switch of –A1 must be in the "Monitored" position for this
application.
Fig. 2-12
Block diagram of the supplementary safety function Emergency Stop
Emergency Stop
actuation
Observations