GE 489 - 3 OPERATION

489 GENERATOR MANAGEMENT RELAY – COMMUNICATIONS GUIDE 29
1777 FlexCurve™ Trip Time at 19.5 × PU 0 to 65535 1 ms F1 65535
1778 FlexCurve™ Trip Time at 20.0 × PU 0 to 65535 1 ms F1 65535
1779 Overcurrent Curve Multiplier 0 to 100000 1 – F14 100
177B Overcurrent Curve Reset 0 to 1 1 – F201 0
CURRENT ELEMENTS / PHASE DIFFERENTIAL
17E0 Phase Differential Trip 0 to 2 1 – F115 0
17E1 Assign Trip Relays (1-4) 0 to 3 1 – F50 1
17E2 Differential Trip Minimum Pickup 5 to 100 1 × CT F3 10
17E3 Differential Trip Slope 1 1 to 100 1 % F1 10
17E4 Differential Trip Slope 2 1 to 100 1 % F1 20
17E5 Differential Trip Delay 0 to 100 1 cycles F1 0
CURRENT ELEMENTS / GROUND DIRECTIONAL
1800 Supervise With Digital Input 0 to 1 1 – F103 1
1801 Ground Directional MTA 0 to 3 1 – F217 0
1802 Ground Directional Alarm 0 to 2 1 – F115 0
1803 Assign Alarm Relays (2-5) 1 to 4 1 – F50 16
1804 Ground Directional Alarm Pickup 5 to 2000 1 × CT F3 5
1805 Ground Directional Alarm Delay 1 to 1200 1 s F2 30
1806 Ground Directional Alarm Events 0 to 1 1 – F105 0
1807 Ground Directional Trip 0 to 2 1 – F115 0
1808 Assign Trip Relays (1-4) 0 to 3 1 – F50 1
1809 Ground Directional Trip Pickup 5 to 2000 1 × CT F3 5
180A Ground Directional Trip Delay 1 to 1200 1 s F2 30
CURRENT ELEMENTS / HIGH-SET PHASE OVERCURRENT
1830 High-Set Phase Overcurrent Trip 0 to 2 1 – F115 0
1831 Assign Trip Relays (1-4) 0 to 3 1 – F50 1
1832 High-Set Phase Overcurrent Pickup 15 to 2000 1 × CT F3 500
1833 High-Set Phase Overcurrent Delay 0 to 10000 1 s F3 100
VOLTAGE ELEMENTS / UNDERVOLTAGE
2000 Undervoltage Alarm 0 to 2 1 – F115 0
2001 Assign Alarm Relays (2-5) 1 to 4 1 – F50 16
2002 Undervoltage Alarm Pickup 50 to 99 1 × Rated F3 85
2003 Undervoltage Alarm Delay 2 to 1200 1 s F2 30
2004 Undervoltage Alarm Events 0 to 1 1 – F105 0
2005 Undervoltage Trip 0 to 2 1 – F115 0
2006 Assign Trip Relays (1-4) 0 to 3 1 – F50 1
2007 Undervoltage Trip Pickup 50 to 99 1 × Rated F3 80
2008 Undervoltage Trip Delay 2 to 100 1 s F2 10
2009 Undervoltage Curve Reset Rate 0 to 9999 1 s F2 14
200A Undervoltage Curve Element 0 to 1 1 – F208 0
VOLTAGE ELEMENTS / OVERVOLTAGE
2020 Overvoltage Alarm 0 to 2 1 – F115 0
2021 Assign Alarm Relays (2-5) 1 to 4 1 – F50 16
2022 Overvoltage Alarm Pickup 101 to 150 1 × Rated F3 115
2023 Overvoltage Alarm Delay 1 to 1200 1 s F2 30
2024 Overvoltage Alarm Events 0 to 1 1 – F105 0
2025 Overvoltage Trip 0 to 2 1 – F115 0
2026 Assign Trip Relays (1-4) 0 to 3 1 – F50 1
2027 Overvoltage Trip Pickup 101 to 150 1 × Rated F3 120
2028 Overvoltage Trip Delay 1 to 100 1 s F2 10
2029 Overvoltage Curve Reset Rate 0 to 9999 1 s F2 14
202A Overvoltage Curve Element 0 to 1 1 – F208 0
VOLTAGE ELEMENTS / VOLTS/HERTZ
Table CG–1: 489 Memory Map (Sheet 17 of 30)
ADDR Name RANGE STEP UNITS FORMAT DEFAULT
1, 2, 3 See Table footnotes on page page 42