nifty HYBRID DC HR15N Series, Руководство по обслуживанию

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Service Manual
HR15/17N HYBRID DC
English 07/16
66
28
Motor Temp Hot Cutback
Reduced drive torque.
1. Motor temperature is at or
above the programmed
Temperature Hot setting, and
the requested current is being
cut back.
2. Motor Temperature Control
Menu parameters are mis-
tuned.
3. See Monitor menu» Motor:
Temperature and » Inputs:
Analog2.
4. If the application doesn't use
a motor thermistor, Temp
Compensation and Temp
Cutback should be
programmed Off.
Set: Motor temperature is at or
above the Temperature Hot
parameter setting.
Clear: Bring the motor
temperature within range.
29
Motor Temp Sensor Fault
MaxSpeed reduced (LOS, Limited
Operating Strategy) and motor
temperature cutback is disabled.
1. Motor thermistor is not
connected properly.
2. If the application doesn't use
a motor thermistor, Temp
Compensation and Temp
Cutback should be
programmed Off.
3. See Monitor menu» Motor:
Temperature and » Inputs:
Analog2.
Set: Motor thermistor input (pin 8)
is at the voltage rail (0 or 10V).
Clear: Bring the motor
thermistor input voltage within
range.
31
Coil1 Driver Open/Short
ShutdownDriver1.
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Driver 1 (pin 6) is either open
or shorted. This fault can be set
only when Main Enable = Off.
Clear: Correct open or short,
and cycle driver.
31
Main Open/Short
ShutdownMotor;
ShutdownMainContactor;
ShutdownEMBrake;
ShutdownThrottle;
FullBrake;
ShutdownPump.
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Main contact driver (pin 6) is
either open or shorted. This fault
can be set only when Main
Enable = On.
Clear: Correct open or short,
and cycle driver.
32
Coil2 Driver Open/Short
ShutdownDriver2.
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Driver 2 (pin 5) is either open
or shorted. This fault can be set
only when EM Brake Type = 0.
Clear: Correct open or short,
and cycle driver.
Code Programmer LCD Display
Effect of fault
Possible Cause
Set/Clear Conditions