6-28
Safe Torque Off
THE FOLLOWING TEST STEPS MUST BE PERFORMED:
Initial Check:
STO test
1
Ensure that no harm can come to personnel or equipment if the motor turns.
2
Apply +24V DC to terminals X10/01 and X10/03.
3
Switch on power to the drive.
Configure the drive and associated equipment if necessary so that it can be started
4
and stopped, and a speed setpoint provided.
Try to start the drive with a non-zero setpoint. This setpoint value will be referred to as
5
SPT1 for brevity in these tests. Leave this set throughout all tests.
Comprehensive Check, Activity
Expected reaction and effect
No error must be present in the drive system.
X10/05 and /06 must be OFF.
No error must be present in the drive system.
X10/05 and /06 must be OFF.
Drive must start and motor must turn at SPT1.
X10/05 and /06 must be OFF.
AC30 series Variable Speed Inverter