GE 760

GE Power Management 750/760 Feeder Management Relay 16-
79
16 COMMUNICATIONS 16.4 MODBUS MEMORY MAP
16
2 Phase B Current
3 Phase C Current
4 Average Phase Current
5 % of Load to Trip
6 Neutral Current
7 Phase A-N Voltage
8 Phase B-N Voltage
9 Phase C-N Voltage
10 Average Phase Voltage
11 Line A-B Voltage
12 Line B-C Voltage
13 Line C-A Voltage
14 Average Line Voltage
15 Frequency
16 3φ Real Power (MW)
17 3φ Reactive Power (Mvar)
18 3φ Apparent Power (MVA)
19 3φ Power Factor
20 Last Phase A Current Demand
21 Last Phase B Current Demand
22 Last Phase C Current Demand
23 Last Real Power Demand
24 Last Reactive Power Demand
25 Last Apparent Power Demand
26 Analog Input
27 Last Fault Location
28 Positive Watthours
29 Negative Watthours
30 Positive Varhours
31 Negative Varhours
32 Ground Current
33
1
φA Real Power (MW)
34
1
φA Reactive Power (Mvar)
35
1
φA Apparent Power (MVA)
36
1
φA Power Factor
37
1
φB Real Power (MW)
38
1
φB Reactive Power (Mvar)
Table 16–16: MODBUS MEMORY MAP DATA FORMATS (Sheet 20 of 24)
TYPE VALUE / BIT
MASK
DESCRIPTION
1 2 3 4 5 6 7 8 9
For explanation of Table footnotes, see page 16–83.