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FLUXMASTER 50 INSTRUCTION MANUAL
CONDITION CHECK POINT COUNTERMEASURE
Is the power source voltage delivered to ❙ Check if the power source is on.
L1, L2 terminal (is the charging indicator
❙ Turn power source OFF and then ON again.
illuminated)?
❙ Reconfirm the power voltage level.
Motor
Is there voltage output from output ❙ Turn power source OFF and then ON again.
terminal T1,T2 and T3?
Inoperative
Is the motor wired correctly? ❙ Check motor wiring.
Is there any abnormal condition in the AC drive?
❙ Refer to fault handling
instructions to examine and correct wiring.
Has reverse rotation been disabled? Check parameter F_22
Is the analog frequency setting loaded?
❙ Check to see if wiring for analog
Motor
frequency input signal is correct.
Inoperative
Is the operation mode setting correct?
❙ Check if the frequency input setting
voltage is correct.
Is wiring on the output terminals T1,T2
❙ Correct with motor rotation direction setting
Motor runs in and T3 correct? (Fn_04) or FWD/REV key
opposite direction
Is the wiring for the forward and reverse ❙ Wiring should be in accordance with the
signals correct? U,V,W terminals of motor.
Is the wiring for analog frequency input correct?
❙ Examine the wiring and correct it.
Motor run speed
Is the operation mode setting correct? ❙ Check the Operation panel.
does not change
Is the loading too heavy? ❙ Reduce loading.
Is the specification of motor (poles,
❙ Reconfirm motor specification.
Motor runs
voltage) correct?
at speed too Is the gear ratio correct? ❙ Reconfirm gear ratio.
high or too low Is the highest output frequency setting correct? ❙ Reconfirm highest output frequency.
Is the voltage on motor side significantly reduced?
❙ Cheek wiring to motor. Check DC bus voltage.
Is the loading too heavy?
❙ Reduce loading variation.
Abnormal speed Is the loading variation too large? ❙ Increase AC drive and motor capacity.
variation at operation
Is the input power source steady and stable?
❙ Install AC reactor on the power supply
input side.
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