GE 750 - Page 57

CHAPTER 4: MODBUS MEMORY MAP MEMORY MAP
750/760 FEEDER MANAGEMENT RELAY – COMMUNICATIONS GUIDE 4 - 37
1902 Trip Counter Limit 1 to 10000 --- F1 10000 Trips
TOTAL ARCING CURRENT (read/write setpoints)
1908 Total Arcing Current Function --- --- F38 Disabled
1909 Total Arcing Current Relays --- --- F57 None
190A Total Arcing Current Start Delay 0 to 100 ms F1 32 ms
190B Total Arcing Current Limit 1 to 50000
kA
2
-cyc
F1
1000 kA
2
cyc
VT FAILURE (read/write setpoints)
1918 VT Failure Function --- --- F38 Disabled
1919 VT Failure Relays --- --- F57 None
191A VT Failure Delay 0 to 60,000 s F1 10 s
SIMULATION SETUP (read/write setpoints)
1920 Simulation Status --- --- F48 Disabled
1921 Circuit Breaker Simulation --- --- F30 Enabled
1922 Allow Operation of Relays --- --- F57 None
SIMULATION PRE-FAULT VALUES (read/write setpoints)
1930 Prefault Phase A/B/C Current Level 0.00 to 20.00 x CT F3 0.50 x CT
1931 Prefault Power Factor Angle 0 to 359 ° Lag F1 0° Lag
SIMULATION FAULT VALUES (read/write setpoints)
1940 Fault Phase A-N Voltage Level 0.00 to 2.00 x VT F3 1.00 x VT
1941 Fault Phase A-N Voltage Position 0 to 359 ° Lag F1 0° Lag
1942 Fault Phase B-N Voltage Level 0.00 to 2.00 x T F3 1.00 x VT
1943 Fault Phase B-N Voltage Position 0 to 359 ° Lag F1 120° Lag
1944 Fault Phase C-N Voltage Level 0.00 to 2.00 x T F3 1.00 x VT
1945 Fault Phase C-N Voltage Position 0 to 359 ° Lag F1 240° Lag
1946 Fault Phase A Current Level 0.00 to 20.00 x CT F3 1.00 x CT
1947 Fault Phase A Current Position 0 to 359 ° Lag F1 60° Lag
1948 Fault Phase B Current Level 0.00 to 20.00 x CT F3 1.00 x CT
1949 Fault Phase B Current Position 0 to 359 ° Lag F1 180° Lag
194A Fault Phase C Current Level 0.00 to 20.00 x CT F3 1.00 x CT
194B Fault Phase C Current Position 0 to 359 ° Lag F1 300° Lag
194C Fault System Frequency 20.00 to 65.00 Hz F3 60.00 Hz
194D Fault Analog Input Current 0.00 to 20.00 mA F3 0.00 mA
194E
3
Reserved for Fault Polarizing Current Level 0.00 to 20.00 x CT F70 1.00 x CT
194F
3
Reserved for Fault Polarizing Current Position 0 to 359 ° Lag F1 0°
1950 Fault Ground Current Level 0.00 to 20.00 x CT F3 0.00 x CT
1951 Fault Ground Current Position 0 to 359 ° Lag F1 0°
1952
3
Fault Sensitive Ground Current Level 0.005 to 1.000 x CT F70 0.100 x CT
1953
3
Fault Sensitive Ground Current Position 0 to 359 ° Lag F1 0°
SIMULATION POST-FAULT VALUES (read/write setpoints)
1960 Postfault Bus Voltage Level 0.00 to 2.00 x VT F3 1.00 x VT
1961 Postfault Bus Voltage Frequency 20.00 to 65.00 Hz F3 60.00 Hz
1962 Postfault Synchronous Voltage Level 0.00 to 2.00 x VT F3 1.00 x VT
1963 Postfault Synchronous Voltage Position 0 to 359 ° Lag F1 0°
1964 Postfault Synchronous Voltage Frequency 20.00 to 65.00 Hz F3 60.00 Hz
S5 BREAKER FAILURE READ/WRITE
1980 Breaker Failure Function --- --- F38 Disabled
1981 Breaker Failure Relays --- --- F57 None
1982 Breaker Failure Delay 1 0.03 to 1.00 s F3 0.10 s
1983 Breaker Failure Current 0.05 to 20.00 x CT F3 1.00 x CT
1984 Breaker Failure Delay 2 0.00 to 1.00 s F3 0.00 s
BREAKER OPERATION (read/write setpoints)
1988 Breaker Operation Function --- --- F38 Disabled
Table 3: Modbus Memory Map (Sheet 32 of 40)
ADDR DESCRIPTION RANGE UNITS TYPE DEFAULT
1 2 3 4 5 6 7 8 9 10 11 12 13
For explanation of Table footnotes, see the Memory Map Notes at the end of this table.