IMC15
50
702 DrOvercurrent Drive overcurrent
Overcurrent motor
(as calculated by
device supervi-
sion)
Motor current out
of range because
of high gas pres-
sure of laser,
wrong mix or to
dense (heavy) gas
Check laser, check gas mixture in laser circuit
Reset fault and restart
703 Overload Overload
Motor overload
(Ixt-fault)
Motor current
exceeds specifica-
tions (wrong load
conditions)
Check laser, check gas mixture in laser circuit
Reset fault and restart
901 DrFmax Drive maximum
frequency
Output frequency
of output stage out
of range
Overspeed due to
small load, poor
quality of pulse
signal
Check Laser, reset fault and restart
Fault persists:
Replace IMC15
Fault persists:
Replace sensor cable
Fault persists:
Replace blower
902 DrHardware Drive hardware
Hardware fault
drive, overvol-
tage, shortcircuit
Fault occurred dur-
ing operation
(transients) or
hardware damage
IMC15
Reset fault and restart
Fault persists:
Replace IMC15
Fault persists:
Replace motor cable
903 Ifault FC Current fault
Overcurrent FC
power stage
Fault occurred dur-
ing operation
Reset fault and restart
Diagnosis: Faults during Operation of the IMC15
Nr. Error message Meaning Diagnosis Action
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