Um 111Bd Power Module - HEIDENHAIN TNC 410 M Technical Manual

6.1.17 UM 111BD Power Module

6 – 30
Danger
Do not engage or disengage any connecting elements while the unit is
under power!
X111
X111
X79
Sliding switch:
X344
X392
X81
HEIDENHAIN Technical Manual for Inverter Systems and Motors
PWM, axis / spindle
PWM, axis/spindle
(The upper or lower X111 may be used;
Internally both of these inputs are switched in parallel.)
Unit bus
AXIS: Axis module
Enabling through X72 of the power supply unit
SPINDLE: Spindle module
Enabling through X71 of the power supply unit
24-V supply for motor holding brake
Motor holding brake
Equipment ground
Motor connection for axis / spindle