Bosch Rexroth CS351 Operating Instructions Manual page 63

CS351/CC-CS351 | 3 609 929 B45/2019-12
Product description
Motor OFF protective circuit
1. Cut-out via the internal motor contactors
After a cut-out via the motor contactor, the motor
phases are electromechanically isolated from the
power supply.
X D N 1
1 2 3 4
Fig. 8: Motor OFF circuit 1 (NH1) connection to the Compact System
Motor Off switch directly connected to the contacts for motor OFF
If the S1 motor breaker switch is actuated, the motor of the hand-held nutrunner/tightening
spindle will be decelerated by the servo amplifier and the internal contactor in the compact system
will be opened. This tightening job abort leads to an error message in the controller. The error
message is automatically acknowledges once switch S1 is closed again. Now you can restart the
system.
Einsatz
Motor-Stopp-Schalter
S1
VEE NH1
NH1
2
1 mm
Bosch Rexroth AG 63/96