20
6.1 Automatic voltage regulator (AVR)
The AVR automatically controls the output voltage at the generator terminals. This is the main working mode.
The AVR function is active if P300=1.
As alternative it is possible to activate the AVR function programming the digital input I002=4, and closing the external contact.
6.2 Field Current Regulation (FCR)
FCR function will be activated setting P300=0.
As alternative it is possible to activate the FCR function programming the digital input I002=3, and closing the external contact.
This working mode allows to control the AVR output field current. In this case the AVR controls only the
output current to the regulator excitation terminals, without considering other effects.
This situation can be potentially dangerous.
This functioning mode could become useful during the regulator commissioning, or in case of troubleshoo-
ting activities.
Parameter
Description
Note
P.100
r.002
r.350
r.351
r.010
r.011
r.012
Generator rated voltage
Ramp slope [s]
Generator V Reg KP
Generator V Reg TI
Delta Ref calibrator
Delta Ref analog
Delta ramp slope
V rms
%/s
%
%
%/s
Parameter
Description
Note
r.000
r.002
r.250
r.251
r.010
r.011
r.012
F. I digital
Ramp slope [s]
Field I Reg KP
Field I Reg TI
Delta Ref Calibrator
Delta Ref analog
Delta ramp slope
% compared to P.000
%/s
%
%
%/s
BELTRAME
CENTRO SERVIZI ENERGIA
Summary of Contents for S2014
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