TOC TABLE OF CONTENTS
489 GENERATOR MANAGEMENT RELAY – INSTRUCTION MANUAL TOC–III
COMMISSIONING .................................................................................................................. 5-8
S1 489 SETUP .................................................................................................................................... 5-9
P
ASSCODE ............................................................................................................................ 5-9
P
REFERENCES ....................................................................................................................... 5-10
C
OMMUNICATIONS .............................................................................................................. 5-12
R
EAL TIME CLOCK ............................................................................................................... 5-13
D
EFAULT MESSAGES ........................................................................................................... 5-14
M
ESSAGE SCRATCHPAD ...................................................................................................... 5-15
C
LEAR DATA ......................................................................................................................... 5-16
S2 SYSTEM SETUP ............................................................................................................................ 5-18
C
URRENT SENSING .............................................................................................................. 5-18
V
OLTAGE SENSING .............................................................................................................. 5-18
G
ENERATOR PARAMETERS .................................................................................................. 5-19
S
ERIAL START/STOP INITIATION ........................................................................................ 5-20
S3 DIGITAL INPUTS .......................................................................................................................... 5-21
D
ESCRIPTION ........................................................................................................................ 5-21
B
REAKER STATUS ................................................................................................................ 5-21
G
ENERAL INPUT A TO G ..................................................................................................... 5-22
R
EMOTE RESET .................................................................................................................... 5-23
T
EST INPUT ........................................................................................................................... 5-23
T
HERMAL RESET .................................................................................................................. 5-23
D
UAL SETPOINTS ................................................................................................................. 5-24
S
EQUENTIAL TRIP ................................................................................................................ 5-25
F
IELD-BREAKER ................................................................................................................... 5-26
T
ACHOMETER ....................................................................................................................... 5-26
W
AVEFORM CAPTURE ......................................................................................................... 5-27
G
ROUND SWITCH STATUS ................................................................................................. 5-27
S4 OUTPUT RELAYS ......................................................................................................................... 5-28
D
ESCRIPTION ........................................................................................................................ 5-28
R
ELAY RESET MODE ............................................................................................................ 5-28
S5 CURRENT ELEMENTS ............................................................................................................... 5-29
I
NVERSE TIME OVERCURRENT CURVE CHARACTERISTICS .............................................. 5-29
O
VERCURRENT ALARM ........................................................................................................ 5-33
O
FFLINE OVERCURRENT ..................................................................................................... 5-33
I
NADVERTENT ENERGIZATION ............................................................................................ 5-34
P
HASE OVERCURRENT ........................................................................................................ 5-35
N
EGATIVE SEQUENCE ......................................................................................................... 5-36
G
ROUND OVERCURRENT .................................................................................................... 5-38
P
HASE DIFFERENTIAL .......................................................................................................... 5-39
G
ROUND DIRECTIONAL ....................................................................................................... 5-40
H
IGH-SET PHASE OC ......................................................................................................... 5-42
S6 VOLTAGE ELEMENTS ................................................................................................................ 5-43
U
NDERVOLTAGE ................................................................................................................... 5-43
O
VERVOLTAGE ...................................................................................................................... 5-44
V
OLTS/HERTZ ...................................................................................................................... 5-45
P
HASE REVERSAL ................................................................................................................. 5-48
U
NDERFREQUENCY .............................................................................................................. 5-49
O
VERFREQUENCY ................................................................................................................. 5-50
N
EUTRAL OVERVOLTAGE .................................................................................................... 5-51
N
EUTRAL UNDERVOLTAGE ................................................................................................. 5-53
L
OSS OF EXCITATION .......................................................................................................... 5-55
D
ISTANCE ELEMENT ............................................................................................................ 5-56
S7 POWER ELEMENTS .................................................................................................................... 5-60
P
OWER MEASUREMENT CONVENTIONS ........................................................................... 5-60
Courtesy of NationalSwitchgear.com
To Next Page
Loading...
