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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