850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL I
Table of Contents
1.INTRODUCTION Overview .............................................................................................................................................. 1 - 2
Description of the 850 Feeder Protection System............................................................ 1 - 3
Security Overview............................................................................................................................ 1 - 9
850 Order Codes.............................................................................................................................1 - 11
Specifications...................................................................................................................................1 - 16
Device .......................................................................................................................................................... 1 - 16
Protection................................................................................................................................................... 1 - 16
Control......................................................................................................................................................... 1 - 26
Monitoring.................................................................................................................................................. 1 - 28
Recording................................................................................................................................................... 1 - 29
User-Programmable Elements ........................................................................................................ 1 - 30
Metering...................................................................................................................................................... 1 - 31
Inputs ...........................................................................................................................................................1 - 33
Outputs........................................................................................................................................................ 1 - 35
Power Supply ........................................................................................................................................... 1 - 38
Communications .................................................................................................................................... 1 - 38
Testing & Certification.......................................................................................................................... 1 - 40
Physical....................................................................................................................................................... 1 - 41
Environmental.......................................................................................................................................... 1 - 41
Cautions and Warnings ..............................................................................................................1 - 42
Safety words and definitions............................................................................................................ 1 - 42
General Cautions and Warnings.....................................................................................................1 - 42
Must-read Information................................................................................................................1 - 44
Storage........................................................................................................................................................ 1 - 45
For Further Assistance.................................................................................................................1 - 46
Repairs......................................................................................................................................................... 1 - 46
2.INSTALLATION Mechanical Installation................................................................................................................. 2 - 1
Product Identification..............................................................................................................................2 - 1
Dimensions...................................................................................................................................................2 - 2
Mounting .......................................................................................................................................................2 - 3
Standard Panel Mount.............................................................................................................................2 - 4
Depth Reducing Collar.............................................................................................................................2 - 5
Draw-out Unit Withdrawal and Insertion ......................................................................................2 - 7
Removable Power Supply .....................................................................................................................2 - 8
Removable Magnetic Module..............................................................................................................2 - 9
Remote Module I/O (RMIO)................................................................................................................. 2 - 10
IP20 Back Cover ...................................................................................................................................... 2 - 12
Arc Flash Sensor ..................................................................................................................................... 2 - 13
Sensor Fiber Handling & Storage....................................................................................................2 - 13
Sensor Installation..................................................................................................................................2 - 14
Electrical Installation ....................................................................................................................2 - 14
Typical Wiring Diagram....................................................................................................................... 2 - 14
Terminal Identification......................................................................................................................... 2 - 18
Wire Size......................................................................................................................................................2 - 25
RMIO Module Installation.................................................................................................................... 2 - 26
Phase Sequence and Transformer Polarity............................................................................... 2 - 27
Ground CT Inputs.................................................................................................................................... 2 - 28
Voltage Inputs.......................................................................................................................................... 2 - 30
Restricted Ground Fault Inputs........................................................................................................ 2 - 30
Zero-Sequence CT Installation......................................................................................................... 2 - 31
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