Siemens SIMODRIVE 611 universal Function Manual page 574

6 Description of the Functions
6.9 Motor holding brake
Closing the brake
when the "pulse
enable" is
withdrawn
Pulse enable
Closed–loop speed controlled
operation
speed setpoint
Open–loop torque controlled
operation torque setpoint
Speed actual value
Output signal
"open holding brake"
Internal
controller
enable
Output signal
"status, controller enable"
Holding brake
Fig. 6-75 Closing the brake: Behavior when withdrawing "pulse enable"
6-574
When the pulse enable is withdrawn, the drive coasts down, and the
"open holding brake" output signal is canceled.
After the time taken for the brake to close, the drive is braked by the
motor holding brake.
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SIMODRIVE 611 universal Description of Functions (FBU) – 04.05 Edition
The drive "coasts" down
The drive is braked
by the motor brake
Time
to close the holding brake
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01.99 06.04
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