67
English 07/16
Service Manual
HR15/17N HYBRID DC
32
EM Brake Open/Short
ShutdownEMBrake;
ShutdownThrottle;
FullBrake.
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set:
Electromagnetic brake driver
(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.
33
Coil3 Driver Open/Short
ShutdownDriver3.
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set:
Driver 3 (pin 4) is either open
or shorted.
Clear:
Correct open or short,
and cycle driver.
34
Coil4 Driver Open/Short
ShutdownDriver4.
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set:
Driver 4 (pin 3) is either open
or shorted.
Clear:
Correct open or short,
and cycle driver.
35
PD Open/Short
ShutdownPD.
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set:
Proportional driver (pin 2) is
either open or shorted.
Clear:
Correct open or short,
and cycle driver.
36
Encoder Fault
ShutdownEMBrake;
ShutdownThrottle.
1. Motor encoder failure.
2. Bad crimps or faulty wiring.
3. See Monitor menu» Motor:
Motor RPM.
Set:
Motor encoder phase failure
detected.
Clear:
Cycle KSI.
37
Motor Open
ShutdownMotor;
ShutdownMainContactor;
ShutdownEMBrake;
ShutdownThrottle;
FullBrake;
ShutdownPump.
1. Motor phase is open.
2. Bad crimps or faulty wiring.
Set:
Motor phase U, V or W detected
open.
Clear:
Cycle KSI.
38
Main Contactor Welded
ShutdownMotor;
ShutdownMainContactor;
ShutdownEMBrake;
ShutdownThrottle;
FullBrake;
ShutdownPump.
1. Main contactor tips are
welded closed.
2. Motor phase U is
disconnected or open.
3. An alternate voltage path
(such as an external precharge
resistor) is providing a current
to the capacitor bank (B+
connection terminal).
Set:
Just prior to the main contactor
closing, the capacitor bank voltage
(B+ connection terminal) was
loaded for a short time and the
voltage did not discharge.
Clear:
Cycle KSI.
Code Programmer LCD Display
Effect of fault
Possible Cause
Set/Clear Conditions
Summary of Contents for HYBRID DC HR15N Series
Page 2: ......
Page 6: ...Service Manual HR15 17N HYBRID DC English 07 16 1 Notes...
Page 79: ......
