2-28 Human-Machine Interface DECS-200
Screen: \CNTCT\RELAY_1C (7.5.4)
IN SCL - enables and disables stator current limiting annunciation
Screen: \CNTCT\RELAY_2 (7.5.5)
OUTPUT SENSE - relay 2 contact normal state: NO for normally open, NC for normally closed
OUTPUT TYPE - duration of contact annunciation: MOMENT for momentary, MAINTN for maintained,
LATCHED for latched
MOMENT TIME - the duration of a momentary annunciation
FIELD O/V - assignment of field overvoltage annunciation to output relay 2
FIELD O/C - assignment of field overcurrent annunciation to output relay 2
STATOR U/V - assignment of stator undervoltage annunciation to output relay 2
Screen: \CNTCT\RELAY_2A (7.5.6)
STATOR O/V - assignment of stator overvoltage annunciation to output relay 2
UNDER FREQ - assignment of underfrequency annunciation to output relay 2
IN OEL - assignment of overexcitation limit annunciation to output relay 2
IN UEL - assignment of underexcitation limit annunciation to output relay 2
IN FCR MODE - assignment of FCR mode (manual) annunciation to output relay 2
NO V SENSE - assignment of lost voltage sensing annunciation to output relay 2
Screen: \CNTCT\RELAY_2B (7.5.7)
AT LO LIMIT - assignment of setpoint at low limit annunciation to output relay 2
AT HI LIMIT - assignment of setpoint at high limit annunciation to output relay 2
BELOW 10 HZ – assignment of generator frequency below 10 hertz annunciation to output relay 2
EXC DIOD OD - assignment of open exciter diode to output relay 2
EXC DIOD SD - assignment of shorted exciter diode to output relay 2
Screen: \CNTCT\RELAY_2C (7.5.8)
IN SCL - enables and disables stator current limiting annunciation
Screen: \CNTCT\RELAY_3 (7.5.9)
OUTPUT SENSE - relay 3 contact normal state: NO for normally open, NC for normally closed
OUTPUT TYPE - duration of contact annunciation: MOMENT for momentary, MAINTN for maintained,
LATCHED for latched
MOMENT TIME - the duration of a momentary annunciation
FIELD O/V - assignment of field overvoltage annunciation to output relay 3
FIELD O/C - assignment of field overcurrent annunciation to output relay 3
STATOR U/V - assignment of stator undervoltage annunciation to output relay 3
Screen: \CNTCT\RELAY_3A (7.5.10)
STATOR O/V - assignment of stator overvoltage annunciation to output relay 3
UNDER FREQ - assignment of underfrequency annunciation to output relay 3
IN OEL - assignment of overexcitation limit annunciation to output relay 3
IN UEL - assignment of underexcitation limit annunciation to output relay 3
IN FCR MODE - assignment of FCR mode (Manual) annunciation to output relay 3
NO V SENSE - assignment of lost voltage sensing annunciation to output relay 3
Screen: \CNTCT\RELAY_3B (7.5.11)
AT LO LIMIT - assignment of setpoint at low limit annunciation to output relay 3
AT HI LIMIT - assignment of setpoint at high limit annunciation to output relay 3
BELOW 10 HZ – assignment of generator frequency below 10 hertz annunciation to output relay 3
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