Unitek TV3.230 Series, Manual

Page: 32 / 36

Transistor-Servo-Drive TV3.230
32
F
a
u
lts
Faults
Faults
Causes
LED green dark auxiliary power voltage too low
LED red bright
short circuit at motor cable
output stage fault
overvoltage
motor stand still
no torque
enable missed
current limit I
max
anti-clockwise
motor connection interrupted
motor speeds up
tachometer polarity wrong
tachometer connection interrupted
motor runs restless
amplification Xp toohigh
nominal value failure
amplifier switches to failure
LED red bright
overtemperature, phase- or
line-to-earth fault. BTB-fault
output stage mistake
speed is not adjustable with
Poti n
max
nominal value wrong
power supply unit goes to failure
while breaking braking energy too high
power supply unit goes to failure
while switching undervoltage
overvoltage