GE 760

GE Power Management 750/760 Feeder Management Relay 16-
65
16 COMMUNICATIONS 16.4 MODBUS MEMORY MAP
16
0200h Phase B (0 = No Fault, 1 = Fault)
0400h Phase C (0 = No Fault, 1 = Fault)
00FFh CAUSE OF EVENT
1
2
Phase Time Overcurrent 1
2
2
Phase Instantaneous Overcurrent 1
3
2
Phase Instantaneous Overcurrent 2
4
2
Ground Time Overcurrent
5
2
Ground Instantaneous Overcurrent
6
2
Neutral Time Overcurrent 1
7
2
Neutral Time Overcurrent 2
8
2
Neutral Instantaneous Overcurrent 1
9
2
Neutral Instantaneous Overcurrent 2
10
2
Phase Directional is Reverse
11
2
Neutral Directional is Reverse
12
2
Manual Close Feature Blocking
13 Cold Load Pickup Feature Blocking
14 Bus Undervoltage 1
15 Bus Undervoltage 2
16 Line Undervoltage 3
17 Line Undervoltage 4
18 Overvoltage 1
19 Overvoltage 2
20 Underfrequency 1
21 Underfrequency 2
22 Phase Current Level
23
1
Neutral Current Level
24 Power Factor 1
25 Power Factor 2
26 Out Of Synchronization
27 Current Demand
28 Real Power Demand
29 Reactive Power Demand
30 Apparent Power Demand
31 Analog Input Threshold 1
32 Analog Input Threshold 2
33 Analog Input Rate of Change 1
34 Analog Input Rate of Change 2
Table 16–16: MODBUS MEMORY MAP DATA FORMATS (Sheet 6 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.