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2019.02 / p
Electric Power Generation
55
Installation and maintenance
D510 C
Digital voltage regulator
4243 en -
OK
OK
OK
OK
Fault
OK
Fault
Fault
Fault
Fault
OK
Considerable drop in voltage, on-load
Check the generator
load level
Check the quadrature
droop parameter settings
Check the wiring of the
voltage reference U/V/W
Check the position and
location of the CT on
phase U
Decrease the load
Check the value of the
CT and the ratio setting
Modify PID parameters
of the D510C
Start generator and
control running
Adjust the quadrature
droop
(factory setting 3%)
Modify the wiring
Modify the wiring
Check the D500
configuration
(LAM, U/F, etc)