GE 745 TRANSFORMER MANAGEMENT RELAY User Manual

GE Power Management 745 Transformer Management Relay i
Numerics
2ND HARMONIC RESTRAINT ...................................10-18
5TH HARMONIC INHIBIT
lo
g
ic dia
g
ram ..................................................... 7-3, 7-6
setpoints ................................................................. 5-51
5TH HARMONIC LEVEL
lo
g
ic dia
g
ram .......................................................... 7-23
setpoints ................................................................. 5-68
testin
g
....................................................................10-41
5TH HARMONIC RESTRAINT ........................ 10-18, 10-19
745PC
see SOFTWARE
A
A1 STATUS ................................................................. 6-2
A2 METERING............................................................. 6-4
A3 EVENT RECORDER ............................................. 6-13
A4 PRODUCT INFO ................................................... 6-17
ACTUAL KEY .............................................................. 4-5
ACTUAL VALUES
introduction ........................................................ 6-1, 6-2
or
g
anization .............................................................. 6-1
viewin
g
with PC....................................................... 9-11
AGING FACTOR LIMIT
lo
g
ic dia
g
ram .......................................................... 7-33
setpoints ................................................................. 5-74
testin
g
....................................................................10-42
ALARM INDICATOR .................................................... 4-4
AMBIENT TEMPERATURE............5-39, 6-10, 10-11, 10-12
ANALOG INPUT
actual values ........................................................... 6-11
setpoints .........................................................5-40, 5-76
typical wirin
g
........................................................... 3-10
ANALOG INPUT SCHEME ......................................... 7-27
ANALOG LEVEL
setpoints ................................................................. 5-76
ANALOG OUTPUTS
commissionin
g
.......................................................10-13
connection .............................................................. 3-11
setpoints .........................................................5-42, 5-87
typical wirin
g
........................................................... 3-11
ANSI CURVES...................................................5-91, 5-92
AUTO-CONFIGURATION ............................................. 5-3
AUTOMATIC TRANSFORMATION.............................. 10-9
B
BLOCK DIAGRAMS ..................................................... 7-2
BLOCKING FROM LOGIC INPUTS .................10-20, 10-21
C
CALIBRATION ........................................................... 6-18
CASE
description ................................................................ 3-1
dimensions................................................................ 3-1
mountin
g
................................................................... 3-2
CAUSES OF EVENT .................................................. 6-16
CLOCK.......................................................................5-28
COMMISSIONING
conventions..............................................................10-2
preliminary work .......................................................10-4
test equipment .........................................................10-3
COMMUNICATIONS
dnp ..........................................................................5-27
electrical interface ..................................................... 8-2
physical layer ............................................................ 8-1
protocols................................................................... 8-1
RS232 ..............................................................3-13, 9-4
RS422 ............................................................3-12, 3-13
RS485 ..............................................................3-12, 9-4
setpoints .........................................................5-26, 5-27
CONDITIONS .............................................................. 4-4
CONTROL KEYS ......................................................... 4-5
CONTROL POWER...................................................... 3-9
CRC-16 ALGORITHM .................................................. 8-4
CT INPUTS ................................................................. 3-8
CURRENT DEMAND
actual values............................................................6-10
lo
g
ic dia
g
ram ...........................................................7-28
setpoints ..................................................................5-77
D
DATE .......................................................................... 6-2
DEFAULT MESSAGES................................................5-29
DEFINITE TIME CURVE .............................................5-93
DEMAND DATA CLEAR ............................................... 6-9
DEMAND METERING
actual values............................................................. 6-9
setpoints ..................................................................5-41
DIELECTRIC STRENGTH TESTING ............................10-5
DIFFERENTIAL
5th harmonic inhibit .............................................7-3, 7-6
ener
g
ization inhibit ..............................................7-4, 7-5
instantaneous differential...................................5-52, 7-7
percent differential ............................................5-46, 7-2
setpoints ..................................................................5-46
DIFFERENTIAL BLOCKED INDICATOR........................ 4-3
DIFFERENTIAL CURRENT .......................................... 6-6
DISPLAY..................................................................... 4-2
DNP COMMUNICATIONS
device profile document............................................8-92
implementation table ................................................8-94
point list table ..........................................................8-96
setpoints ..................................................................5-27
DRAWOUT SEAL......................................................... 3-3
DRY CONTACT CONNECTIONS .................................3-10
DYNAMIC CT RATIO MISMATCH................................. 5-3
E
ELEMENTS
introduction ..............................................................5-45
setpoints ..................................................................5-45
ENERGIZATION DETECTION SCHEME ....................10-19
ENERGIZATION INHIBIT ............................................5-49
lo
g
ic dia
g
ram ......................................................7-4, 7-5
ENERGY ....................................................................6-12
ENERGY DATA CLEAR ..............................................6-12

GE 745 TRANSFORMER MANAGEMENT RELAY Specifications

General

Brand	GE
Model	745 TRANSFORMER MANAGEMENT RELAY
Category	Relays
Language	English