889 GENERATOR PROTECTION SYSTEM – INSTRUCTION MANUAL I
Table of Contents
1.INTRODUCTION Overview .............................................................................................................................................. 1 - 1
Description of the 889 Generator Protection System..................................................... 1 - 2
Security Overview............................................................................................................................ 1 - 8
889 Order Codes............................................................................................................................... 1 - 9
Specifications...................................................................................................................................1 - 12
Device .......................................................................................................................................................... 1 - 12
Protection................................................................................................................................................... 1 - 12
Control......................................................................................................................................................... 1 - 20
Monitoring.................................................................................................................................................. 1 - 22
Recording................................................................................................................................................... 1 - 24
User-Programmable Elements ........................................................................................................ 1 - 24
Metering...................................................................................................................................................... 1 - 26
Inputs ........................................................................................................................................................... 1 - 27
Outputs........................................................................................................................................................ 1 - 29
Power Supply ........................................................................................................................................... 1 - 30
Communications .................................................................................................................................... 1 - 31
Testing & Certification.......................................................................................................................... 1 - 32
Physical....................................................................................................................................................... 1 - 33
Environmental.......................................................................................................................................... 1 - 33
Cautions and Warnings ..............................................................................................................1 - 34
Safety words and definitions............................................................................................................ 1 - 34
General Cautions and Warnings..................................................................................................... 1 - 34
Must-read Information................................................................................................................1 - 37
Storage........................................................................................................................................................ 1 - 38
For Further Assistance.................................................................................................................1 - 38
Repairs......................................................................................................................................................... 1 - 38
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
Arc Flash Sensor ..................................................................................................................................... 2 - 10
Sensor Fiber Handling & Storage....................................................................................................2 - 10
Sensor Installation..................................................................................................................................2 - 10
Electrical Installation ....................................................................................................................2 - 12
Typical Wiring Diagrams .................................................................................................................... 2 - 12
Terminal Identification......................................................................................................................... 2 - 15
Wire Size......................................................................................................................................................2 - 20
Phase Sequence and Transformer Polarity............................................................................... 2 - 20
Ground CT Inputs.................................................................................................................................... 2 - 21
Zero-Sequence CT Installation......................................................................................................... 2 - 23
Voltage Inputs.......................................................................................................................................... 2 - 24
Control Power........................................................................................................................................... 2 - 25
Contact Inputs ......................................................................................................................................... 2 - 26
Output Relays .......................................................................................................................................... 2 - 26
Serial Communications ....................................................................................................................... 2 - 29
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