Craftsman G10-0R7G-2SB Manual page 131

Inverter
OL2
overload
Input phase
SPI
loss
Output phase
SPO
loss
OH1 Rectify
overheat
OH2 IGBT overheat
transients is too strong.
4.The power of the motor
is too big.
1 .The acceleration is too
fast.
2. Restart the rotating
motor.
3. The voltage of the
power supply is too low.
4. The load is too heavy.
Phase loss or fluctuation
of input R, S and T
1.U, V and W phase loss
output.
2. Three phase of the load
are serious asymmetrical.
1.Sudden over current of
the inverter.
2.There is direct or indirect
short circuit between
output 3 phase.
3.Air duct jam or fan
damage.
4.Ambient temperature is
too high.
5.The wiring of the control
panel or plug-ins are
loose.
6.The auxiliary power
supply is damage and the
drive voltage is
undervoltage.
7.The rectifier module is
broken.
8.The control panel is
131
1.Increase the ACC time
2. Avoid restarting after stopping.
3. Check the power of the supply
line.
4. Select an inverter with bigger
power.
1.Check input power
2.Check input wiring.
1 .Check output distribution.
2. Check the motor and
cable.
1 .Refer to the over current
solution.
2. Rewiring.
3. Dredge the wind channel or
change the fan.
4. Reduce the ambient
temperature.
5. Check and reconnect.
6. Ask for service.