GE 350-A9

350 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL i
Table of Contents
1. INTRODUCTION Overview ................................................................................................................................1 - 1
Description of the 350 Feeder Protection System..............................................1 - 2
350 order codes..................................................................................................................1 - 5
Specifications.......................................................................................................................1 - 9
Password security....................................................................................................................1 - 9
Protection.....................................................................................................................................1 - 9
Metering........................................................................................................................................1 - 14
Data capture ..............................................................................................................................1 - 14
Control...........................................................................................................................................1 - 15
Monitoring....................................................................................................................................1 - 17
Inputs .............................................................................................................................................1 - 17
Outputs..........................................................................................................................................1 - 18
Power supply..............................................................................................................................1 - 20
Communications ......................................................................................................................1 - 21
Testing and certification .......................................................................................................1 - 22
Physical.........................................................................................................................................1 - 23
Environmental............................................................................................................................1 - 24
2. INSTALLATION Mechanical installation ...................................................................................................2 - 1
Dimensions..................................................................................................................................2 - 2
Product identification .............................................................................................................2 - 4
Mounting ......................................................................................................................................2 - 4
Standard panel mount.........................................................................................................2 - 4
Mounting using the S1/S2/MDP/IAC or SR735 adapter plate............................2 - 8
Drawout unit withdrawal and insertion.........................................................................2 - 11
IP20 Cover (optional) ...............................................................................................................2 - 12
Arc flash sensors.......................................................................................................................2 - 13
Sensor fiber handling & storage......................................................................................2 - 14
Point sensor installation ......................................................................................................2 - 15
Loop sensor installation.......................................................................................................2 - 19
Electrical installation ........................................................................................................2 - 22
Typical wiring diagrams........................................................................................................2 - 23
350 Terminal identification..................................................................................................2 - 25
Wire range...................................................................................................................................2 - 28
Phase sequence and transformer polarity ..................................................................2 - 28
Current inputs ............................................................................................................................2 - 29
Ground and sensitive ground CT inputs ........................................................................2 - 29
Zero sequence CT installation ............................................................................................2 - 30
Voltage inputs............................................................................................................................2 - 31
Control power ............................................................................................................................2 - 31
Contact inputs ...........................................................................................................................2 - 32
Trip and Close output relays...............................................................................................2 - 33
Serial communications..........................................................................................................2 - 35
IRIG-B .............................................................................................................................................2 - 36
3. INTERFACES Front control panel interface........................................................................................3 - 2
Description ..................................................................................................................................3 - 3
Display...........................................................................................................................................3 - 4
Working with the Keypad ...................................................................................................3 - 4