GE Power Management
DGP Digital Generator Protection System
4-
29
4 ACCEPTANCE TESTS
4.7 PROTECTION TESTS
4
Figure 4–9: STATOR GROUND TEST CONNECTIONS
UNIT UNDER TEST
3-PHASE, 4-WIRE
VOLTAGE SOURCE
PHASE SEQUENCE
A-B-C
VA
RATED DC POWER
SUPPLY
48, 125, 250 V DC
RATED DC
VOLTAGE
AG2 or TP1-15
AG1 or TP1-1
+
–
VN
VC
VB
AH12 or TP2-21
AH11 or TP2-20
AH10 or TP2-19
AH9 or TP2-18
BH12 or TP1-21
BH11 or TP1-20
BH10 or TP1-19
BH9 or TP1-18
SURGE & CASE
G R O U N D
BH14
VN
VC
VB
VA
CONTINUITY
TESTER
TEST PICKUP
AF6
AG6
PRECISION
TIMER
START
AF5
AG5
TEST TRIP
STOP
Summary of Contents for DGP Series
Page 2: ......
Page 4: ......
Page 192: ...8 18 DGP Digital Generator Protection System GE Power Management 8 5 PASSWORDS 8 INTERFACE 8...
Page 260: ...B 4 DGP Digital Generator Protection System GE Power Management B 1 CHANGE NOTES APPENDIXB B...
Page 262: ...B 6 DGP Digital Generator Protection System GE Power Management B 1 CHANGE NOTES APPENDIXB B...
Page 268: ...D 2 DGP Digital Generator Protection System GE Power Management D 1 DGP WARRANTY APPENDIXD D...
Page 276: ...viii DGP Digital Generator Protection System GE Power Management INDEX INDEX...
Page 277: ...GE Power Management DGP Digital Generator Protection System NOTES...