Filter
Top Products
GE Multilin 489 Generator Management Relay 5-5
5 ACTUAL VALUES 5.2 A1 STATUS
5
Input D ALARM
STATUS: Active
Range: see Input A ALARM STATUS
Input E ALARM
STATUS: Active
Range: see Input A ALARM STATUS
Input F ALARM
STATUS: Active
Range: see Input A ALARM STATUS
Input G ALARM
STATUS: Active
Range: see Input A ALARM STATUS
TACHOMETER
ALARM: 3000 RPM
Range: 0 to 3600 RPM. The current Tachometer
Digital Input value is shown here
OVERCURRENT
ALARM: 10.00 x FLA
Range: 0.00 to 20.00 × FLA
The overcurrent level is shown here.
NEG. SEQ. CURRENT
ALARM: 15% FLA
Range: 0 to 100% FLA. Reflects the present negative-
sequence current level.
GROUND OVERCURRENT
ALARM: 5.00 A
Range: 0.00 to 200000.00 A. Seen only if the GE HGF
CT is used. Reflects the present ground
current level.
GROUND DIRECTIONAL
ALARM: 5.00 A
Range: 0.00 to 200000.00 A
UNDERVOLTAGE ALARM
Vab= 3245 V 78% Rated
Range: 0 to 20000 V; 50 to 99% of Rated. The lowest
phase-to-phase voltage value is shown here
OVERVOLTAGE ALARM
Vab= 4992 V 120% Rated
Range: 0 to 20000 V; 101 to 150% of Rated. The
lowest phase-to-phase voltage is shown here
VOLTS/HERTZ ALARM
PER UNIT V/Hz: 1.15
Range: 0.00 to 2.00. The present V/Hz value is shown
here. Not seen if VT CONNECTION is None.
UNDERFREQUENCY
ALARM: 59.4 Hz
Range: 0.00 to 90.00 Hz
Reflects the present voltage frequency value.
OVERFREQUENCY
ALARM: 60.6 Hz
Range: 0.00 to 90.00 Hz
Reflects the present voltage frequency value.
NEUTRAL O/V (FUND)
ALARM: 0.0 V
Range: 0.0 to 25000.0 V. The present fundamental
neutral voltage value is displayed here.
NEUTRAL U/V (3rd)
ALARM: 0.0 V
Range: 0.0 to 25000.0 V. The present 3rd harmonic
neutral voltage value is displayed here.
REACTIVE POWER Mvar
ALARM: +20.000
Range: –2000.000 to +2000.000 Mvar
The current Mvar value is shown here
REVERSE POWER
ALARM: –20.000 MW
Range: –2000.000 to +2000.000 MW
The current MW value is shown here
LOW FORWARD POWER
ALARM: –20.000 MW
Range: –2000.000 to +2000.000 MW
The current MW value is shown here
STATOR RTD #1
ALARM: 135°C
Range: –50 to +250°C. The present RTD temperature
is shown. Reflects programmed RTD Name.
OPEN SENSOR ALARM:
RTD # 1 2 3 4 5 6 ...
Range: RTDs 1 to 12. Reflects the RTD(s) that caused
the open sensor alarm.
SHORT/LOW TEMP ALARM
RTD # 7 8 9 10 11 ...
Range: RTDs 1 to 12. Reflects the RTD(s) that caused
the short/low temp. alarm.
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE
MESSAGE
ESCAPE