
6-14
L60 Line Phase Comparison Relay
GE Multilin
6.3 METERING
6 ACTUAL VALUES
6
Four identical Source menus are available. The "SRC 1" text will be replaced by whatever name was programmed by the
user for the associated source (see
SETTINGS
SYSTEM SETUP
SIGNAL SOURCES
).
SOURCE FREQUENCY
is measured via software-implemented zero-crossing detection of an AC signal. The signal is either a
Clarke transformation of three-phase voltages or currents, auxiliary voltage, or ground current as per source configuration
(see the
SYSTEM SETUP
POWER SYSTEM
settings). The signal used for frequency estimation is low-pass filtered. The
final frequency measurement is passed through a validation filter that eliminates false readings due to signal distortions and
transients.
6.3.3 SYNCHROCHECK
PATH: ACTUAL VALUES
METERING
SYNCHROCHECK SYNCHROCHECK 1(2)
The Actual Values menu for Synchrocheck 2 is identical to that of Synchrocheck 1. If a synchrocheck function setting is
"Disabled", the corresponding actual values menu item will not be displayed.
6.3.4 TRACKING FREQUENCY
PATH: ACTUAL VALUES
METERING
TRACKING FREQUENCY
The tracking frequency is displayed here. The frequency is tracked based on configuration of the reference source. The
TRACKING FREQUENCY
is based upon positive sequence current phasors from all line terminals and is synchronously
adjusted at all terminals. If currents are below 0.125 pu, then the
NOMINAL FREQUENCY
is used.
MESSAGE
SRC 1 APPARENT PWR
φ
a: 0.000 VA
MESSAGE
SRC 1 APPARENT PWR
φ
b: 0.000 VA
MESSAGE
SRC 1 APPARENT PWR
φ
c: 0.000 VA
MESSAGE
SRC 1 POWER FACTOR
3
φ
: 1.000
MESSAGE
SRC 1 POWER FACTOR
φ
a: 1.000
MESSAGE
SRC 1 POWER FACTOR
φ
b: 1.000
MESSAGE
SRC 1 POWER FACTOR
φ
c: 1.000
FREQUENCY
SRC 1
SRC 1 FREQUENCY:
0.00 Hz
SYNCHROCHECK 1
SYNCHROCHECK 1 DELTA
VOLT: 0.000
V
MESSAGE
SYNCHROCHECK 1 DELTA
PHASE: 0.0°
MESSAGE
SYNCHROCHECK 1 DELTA
FREQ: 0.00
Hz
TRACKING FREQUENCY
TRACKING FREQUENCY:
60.00 Hz
Содержание L60
Страница 2: ......
Страница 4: ......
Страница 24: ...1 14 L60 Line Phase Comparison Relay GE Multilin 1 5 USING THE RELAY 1 GETTING STARTED 1...
Страница 42: ...2 18 L60 Line Phase Comparison Relay GE Multilin 2 2 SPECIFICATIONS 2 PRODUCT DESCRIPTION 2...
Страница 78: ...3 36 L60 Line Phase Comparison Relay GE Multilin 3 3 DIRECT INPUT OUTPUT COMMUNICATIONS 3 HARDWARE 3...
Страница 368: ...8 28 L60 Line Phase Comparison Relay GE Multilin 8 2 SINGLE POLE TRIPPING 8 THEORY OF OPERATION 8...
Страница 470: ...D 10 L60 Line Phase Comparison Relay GE Multilin D 1 PROTOCOL APPENDIXD D...
Страница 482: ...E 12 L60 Line Phase Comparison Relay GE Multilin E 2 DNP POINT LISTS APPENDIXE E...
Страница 498: ...x L60 Line Phase Comparison Relay GE Multilin INDEX Z ZERO SEQUENCE CORE BALANCE 3 9...