2019.02 / p
Electric Power Generation
53
Installation and maintenance
D510 C
Digital voltage regulator
4243 en -
Fault
OK
Fault
OK
Unstable
Stable
OK
OK
Fault
Fault
OK
Incorrect regulation or Voltage
unstable
Check the stability of the
speed
Correct the stability of the
drive system speed
Check the D500
configuration
(type of alternator and PID)
Modify the D500
configuration
Adjust the PID
Check whether the load
is balanced
Stabilise the load
Check the exciter field
Check the rotating diodes
Replace the D510C AVR
Replace the exciter field
Replace the rotating diodes
Generator and control
running
Unstable