HEIDENHAIN TNC 410 M Technical Manual page 344

UV 130
LED Meaning
AXES Safety relay for axes on
I >> Warning signal to control at I
DC LINK
I >> Error current, e.g. through ground fault;
LEAK
warning signal to control
Reset signal from control to power supply unit LE, CC → UV
NC RESET
POWER FAIL U
(e.g. line power < 290 V)
Reset signal from power supply unit to control UV → LE, CC
POWER RESET
READY Power supply unit is ready
SPINDLE Safety relay for spindle on
TEMP >> Temperature of heat sink too high (> 95 °C)
U >> U
DC LINK
are switched off
U Main contactor on
DC LINK ON
a. A further increase of around 10% results in the drives being switched off.
6 – 18
too low, U < 410 V
Z Z
too high (> approx. 760 V); power modules
Z
HEIDENHAIN Technical Manual for Inverter Systems and Motors
Signal direction
–
a
UV → LE, CC
> 75 A
Z
UV → LE, CC
UV → LE, CC
UV → LE, CC
–
UV → LE, CC
UV → LE, CC
–
Signal
–
ERR.IZ.GR
ERR.ILEAK
RES.LE
PF.PS
RES.PS
RDY.PS
–
ERR.TEMP
ERR.UZ.GR
–