GE AKR-30 Series Maintenance Manual page 167

SECTION 1 0
1 0.0 TYPE SST OVERCU RRENT
TRIP D EVICE
1 0 . 1 Programmer U n it
1 0.2 Current Sensors
1 0.2.1 Replacement of Cu rrent
Sensors
1 0.3 Flux Sh ift Tri p Device
Troubleshoot i ng
1 0.4
1 0.4. 1
SST Test Set
1 0.4.2 Resistance Values
1 0.4.3 False Tri pping- Breakers
Eq u i p ped with Ground Fau lt
1 0.5 SST Cab l i ng Diagrams
SECTIO N 1 1
1 1 .0 TYPE ECS OVERCU RRENT
TRIP D EVICE
1 1 . 1 ECS Cabl ing Diagram
SECTION 1 2
1 2.0 M ICROVERSATR I P '" TRIP D EVICE 58
Programmer Unit
1 2. 1
1 2. 1 .1 Fau lt Tri p I nd icators
Remote Fau lt I n d ication
1 2. 1 .2
M icroVersaTri p'" I nstallation
1 2. 1 .3
1 2.2 Cu rrent Sensors
1 2.2.1 Replacement of Cu rrent
Sensors
1 2.3 Flux Shifter Tri p Device
1 2.4 Troubleshooti ng
1 2.4. 1 Resistance Values
False Tri pping- Breakers
1 2.4.2
Eq u i pped with Ground Fau lt
1 2.5 M icroVersaTrip ·· Cabl i n g Diagrams 66
SECTION 1 3
&
1 3.0 RMS-9 EPIC MIC ROVERSATR I P '"70
1 3 . 1 Programmer Unit
1 3 . 1 . 1 Fault Trip Indicators
&
1 3 . 1 .2 RMS-9 Epic MicroVersaTrip
I nstallation
1 3 .2 Cu rrent Sensors
1 3. 2 . 1 Replacement of Current Sensors
Flux Sh ifter Trip Device
1 3 .3
1 3 .4 Trou bleshooting
1 3 . 4 . 1 Resistance Values
1 3.4.2 False Tri pping-Breakers
Eq uipped With Grou n d Fault
1 3 . 5 Cabling Diagrams
Page
45
SECTIO N 1 4
1 4 .0
45
1 4 . 1
45
1 4.2 Testing
46
1 4. 3
1 4.4
48
1 4. 5
48
1 4. 6
51
1 4. 7
52
52
1 4.8 Trip Unit Functions
1 4. 9 Trouble-Shooting Guide
53
SECTION 1 5
53
1 5 .0
56
1 5. 1
1 5 . 1 . 1
56
57
1 5 . 1 .2 I nstantaneous Low-Set Tripping
1 5. 1 . 3 Instantaneous H ig h-Set Tri pping
58
1 5 . 2
Tripping Device EC-1
58
1 5. 2 . 1
58
1 5 . 2.2 Long Time- Delay Tri pping
58
1 5 .2.3 Instantaneous Tripping
59
1 5 . 2 .4 EC-1 Adjustment
60 1 5 . 3
1 5. 4
1 5 .4.1 Adjustment
63
1 5 .4.2 Replacement
64
1 5. 5
64
1 5 .6 Trip Device Replacement
65
65
70
70
70
7 1
7 1
74
74
74
74
75
7 5
M I C ROVERSATRIP . PLUS AND
MIC ROVERSATRI P PM TRIP U N ITS 77
Tri p U nit
Product Structure
Trip U n it Removal and Replacement 79
Phase Current Sensors
Neutral Current Sensors
Rating P l u g Removal and
Replacement
EC TRIP DEVI CE
Series Overcurrent Tripping
Device EC-2A
Long Time- Delay and Hig h-Set
I nstantaneous Tri pping
Series Overcu rrent
Short Time- Delay Tri pping
Positive Tri p Adjustment
Reverse Current Tri pp i ng Device
Switchette Feature
Page
77
77
78
78
80
8 1
81
82
83
84
84
86
86
86
86
87
87
8 7
88
88
88
89
90
90
90
90
3