GE G60 User Manual

GE Multilin G60 Generator Protection System 9-13
9 APPLICATION OF SETTINGS 9.1 SETTING EXAMPLE
9
9.1.16 FLEXLOGIC
The following logic as given as an example only. The logic for each specific application will be dependant on system design,
protection philosophies, and operating practices.
Figure 9–5: APPLICATION EXAMPLE FLEXLOGIC
STATOR GND STG1 OP
29
30
OR(6)
31
= TURBINE TRIP (VO3)
32
58
END
PHASE TOC1 OP
GEN UNBAL STG1 OP
3
4
SEQ TRIP ON (VO9)
STATOR DIFF OP
1
2
OR(11)
= GEN BKR TRIP (VO1)
OVEREXCIT ON (VO7)
UNDERFREQ ON (VO5)
7
8
LOSS EXCIT OP
DIR POWER 1 STG 1 OP
5
6
ACCDNT ENRG OP
OR(11)
11
12
AUX OV1 OP
STATOR GND STG1 OP
9
10
= GEN BKR TRIP (VO1)
13
LOSS EXCIT OP
DIR POWER STG1 OP
16
17
SEQ TRIP ON (VO9)
STATOR DIFF OP
14
15
OR(7)
= FLD BKR TRIP (VO2)
STATOR GND STG1 OP
OR(7)
20
21
OVEREXCIT ON (VO7)
AUX OV1 OP
18
19
= FLD BKR TRIP (VO2)
22
DIR POWER 1 STG1 OP
ONLINE ON (VO8)
25
26
STATOR DIFF OP
LOSS EXCIT OP
23
24
OR(6) = TURBINE TRIP (VO3)
AUX OV1 OP
OVEREXCIT ON (VO7)
AND(2)
27
28
AND(2)
35
36
33
34
39
37
38
GEN UNBAL STG2 OP
OVERFREQ ON (VO6)
VOLTS PER HERTZ 1 PKP
TIMER 1
OR(4)
= ALARM (VO4)
= ALARM (VO4)
STATOR GND STG2 OP
OR(4)
5 sec.
0 sec.
42
43
40
41
OR(2)
= UNDERFREQ (VO5)
UNDERFREQ 1 OP
UNDERFREQ 2 OP
OR(2)
= UNDERFREQ (VO5)
46
47
44
45
OR(2)
= OVERFREQ (VO6)
OVERFREQ 1 OP
OVERFREQ 2 OP
OR(2)
= OVERFREQ (VO6)
50
51
48
49
OR(2)
= OVEREXCIT (VO7)
VOLTS PER HERTZ 1 OP
VOLTS PER HERTZ 2 OP
OR(2)
= OVEREXCIT (VO7)
52
53
OFFLINE OFF(H7A)
= ONLINE (VO8)
= ONLINE (VO8)
56
57
54
55
AND(2)
= SEQ TRIP (VO9)
DIR POWER 1 STG2 OP
INLET VALVE OFF(H7C)
AND(2)
= SEQ TRIP (VO9)
830732A2.CDR

GE G60 Specifications

General

Brand	GE
Model	G60
Category	Protection Device
Language	English