Arcteq Generator Commander, Instruction Manual

Page: 450 / 561

Output signal name Description
GMAG FCR reference on
low limit
The FCR reference value is on the low limit.
GMAG FCR reference on
high limit
The FCR reference value is on the high limit.
GMAG VHZ limit active The V/Hz limiter is running.
GMAG ProcessPanel
activated
The Generator commander's control mode is "GMAG ProcessPanel activated" which means
that the Commander is controlled locally via the IED's front panel.
GMAG Parameters
activated
The Commander control mode is "GMAG Parameters (DI) activated" which means that the
Commander is controlled locally via the IED's digital inputs.
GMAG Bus activated The remote bus is active.
GMAG Reset and excitation
OFF
The excitation reset is on when the excitation is off (e.g. a rectifier trip).
GMAG Field breaker does
not open
The field breaker cannot be opened within the supervision time.
GMAG New reference start New reference start is written to the reference value at the start of the excitation.
GMAG GB is closed The generator breaker is closed.
GMAG Field breaker is
open, Gen breaker is closed Trip when the field breaker is open and the generator breaker is closed.
GMAG Disturbed mode Frequency change rate (derivate) is too high within the supervision time.
GMAG Disturbed mode
pulse
Frequency change rate (derivate) is too high, sending a control pulse to MVAR/PF mode to AVR
mode.
GMAG Following line volt Voltage adjustment to another grid is running.
GMAG Test square enabled Step test square is enabled.
GMAG Order open FB The field breaker open command.
GMAG Order close FB The field breaker close command.
GMAG Reactive power
unloaded
The reactive power unloading function is on.
GMAG MVAR reference on
high limit
The MVAR reference is on the high limit.
GMAG MVAR reference on
low limit
The MVAR reference is on the low limit.
GMAG PF reference on high
limit
The PF reference is on the high limit.
GMAG PF reference on low
limit
The PF reference is on the low limit.
GMAG AVR start reference Writes the "AVR reference on start" as the AVR reference value.
GMAG FCR start reference Writes the "FCR reference on start” as the FCR reference value.
PSS is active The power system stabilizer is active.
PSS is blocked The power system stabilizer is blocked.
Genera Generattor Commander or Commander
Instruction manual
Version: 2.07
448 © Arcteq Relays Ltd
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