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format codes ........................................................... B-32
setpoints ................................................................... B-5
MESSAGES ................................................................. 8-3
system failure ............................................................ 8-4
METERING ................................................................ 1-21
METERING/CLEAR KEY (CLR) .................................... 8-2
MHO CHARACTERISTIC ........................................... 2-15
maximum reach ....................................................... 2-13
Mho supervision ...................................................... 2-11
miminum reach ........................................................ 2-11
Zone 1 functions ...................................................... 2-11
Zone 2-4 distance functions ..................................... 2-13
Zone 3 functions ...................................................... 2-18
MOB
functional tests ........................................................ 5-24
out-of-step blocking ................................................. 2-41
MOB TESTING .......................................................... 5-24
MOBCHARANG (Protection Setting 1602). .................. 2-42
MOBZONE (Protection Setting 1601) .......................... 2-42
MODBUS ..................................................................... B-2
MODBUS MEMORY MAP
see MEMORY MAP
FIXED VALUES ......................................................... B-1
MODEL NUMBER ...................................................... 8-26
MODEM .................................................................... 8-30
connections ............................................................. 8-29
settings ........................................................... 8-29, 8-30
MODEM CABLE ......................................................... 8-27
MODIFY DATE/TIME ................................................... 8-9
MODULE IDENTIFICATION .......................................... 3-6
MODULES
DSP/COMM/LUI block diagram ................................ 3-11
identification .............................................................. 3-6
LUI module ............................................................... 3-6
magnetics module ..................................................... 3-8
warning ..................................................................... 3-6
MOUNTING ................................................................. 3-5
N
NCAIN1 (Protection Setting 1901) .............................. 2-47
NCAIN2 (Protection Setting 1902) .............................. 2-47
NCAIN3 (Protection Setting 1903) .............................. 2-47
NCAIN4 (Protection Setting 1904) .............................. 2-47
NCAIN5 (Protection Setting 1905) .............................. 2-47
NCAIN6 (Protection Setting 1906) .............................. 2-47
NCAIN7 (Protection Setting 1907) .............................. 2-47
NCAIN8 (Protection Setting 1908) .............................. 2-47
NT/NB FUNCTIONS ................................................... 2-26
in compensated systems .......................................... 2-26
NT_OFFSET (Protection Setting 506) ......................... 2-26
NULL MODEM CABLE ............................................... 8-27
NUM_BKR (General Setting 105) ..........................2-3, 2-37
NUM_MON (General Setting 107) .......................... 2-4, 2-5
NUM_OP (General Setting 407) .................................... 2-8
NUM_OP_A (GENERAL SETTING 408) ........................ 2-9
NUM_OP_B (General Setting 409) ................................ 2-9
NUM_OP_C (General Setting 410) ............................... 2-9
NUM_TC (General Setting 106) .................................... 2-3
NUM1P (Protection Setting 1803) ............................... 2-43
NUM3P (Protection Setting 1808) ............................... 2-44
NUMFAULTS (General Setting 301) .............................. 2-7
NUMFLTS (General Setting 301) ................................ 1-18
GE Power Management
INDEX
NUMRCVR (Protection Setting 1202) ......... 1-28, 1-38, 2-35
O
OPEN POLE DETECTION LOGIC ................................1-41
OPEN POLE DETERMINATION ...................................1-40
OPEN POLE OPERATION ..........................................1-41
OPERATING TIME CHARACTERISTIC ........................2-14
diagram ...................................................................2-14
ORDER CODES .......................................................... 1-3
ORDERING ................................................................. 1-3
OS BLOCKING ...........................................................2-41
OSB
see OUT-OF-STEP BLOCKING
OSCILLOGRAPHY
cycles per storage event ............................................ 2-7
description ...................................................... 1-18, 1-19
out-of-step capture ...................................................1-38
report ..................................................................... 11-19
settings ..................................................................... 2-7
snapshot ..................................................................8-26
troubleshooting ......................................................... A-2
OTHER FEATURES ....................................................1-18
OUTOFSTEP (Protection Setting 802) .........................2-31
OUT-OF-STEP BLOCKING
blocking scheme .......................................................1-33
description ...............................................................1-16
function characteristic ...............................................2-41
logic diagram ...........................................................1-17
protection settings ........................................... 2-41, 2-42
R-X diagram .................................................... 1-17, 2-41
OUT-OF-STEP OSCILLOGRAPHY CAPTURE ..............1-38
OUTPUT CONTACT ASSIGNMENTS
default .....................................................................1-11
OUTPUTS
configurable .............................................................1-11
disable .......................................................... 8-10, 11-16
enable .......................................................... 8-11, 11-16
protection settings ....................................................2-48
OVERCURRENT BACKUP ........................................... 7-2
P
PASSWORD ENCRYPTION KEY TABLE .....................8-25
PASSWORDS
changing ..................................................................8-18
changing default ........................................................ 1-1
changing default password ........................................ 1-1
changing with ALPS-Link ........................................ 11-16
changing with LPSO-Link ........................................... 1-2
communications .......................................................8-25
enable/disable ..........................................................8-18
encryption ................................................................8-25
factory passwords ...............................................1-1, 1-2
keypad .....................................................................1-22
LUI password report ............................................... 11-20
protection levels
troubleshooting ......................................................... A-1
PC MODEM ................................................................8-29
PERMISSIVE OVERREACH TRANSFER TRIP
LPS-D Line Protection System
communications ..............................................1-22
keypad ..........................................................1-22
vii
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