GE 239

GE Multilin 239 Motor Protection Relay i
INDEX
INDEX
Numerics
239PC
getting help ............................................................. 6-13
hardware configuration .............................................. 6-1
installation ................................................................ 6-2
introduction ............................................................... 6-1
loading setpoint files................................................ 6-13
menus....................................................................... 6-9
saving/printing setpoint files..................................... 6-13
viewing actual values............................................... 6-12
A
A1 STATUS ................................................................. 5-2
A2 METERING............................................................. 5-6
A3 PRODUCT INFO ..................................................... 5-9
ACTUAL VALUES
A1 STATUS............................................................... 5-2
A2 METERING .......................................................... 5-6
A3 PRODUCT INFO................................................. 5-10
current ...................................................................... 5-6
general ..................................................................... 5-4
last trip data.............................................................. 5-4
message organization................................................ 5-1
motor capacity........................................................... 5-7
switch status ............................................................. 5-5
temperature .............................................................. 5-8
viewing ..................................................................... 5-1
viewing with 239PC ................................................. 6-12
ACTUAL VALUES PAGE 1 – STATUS .......................... 5-4
ACTUAL VALUES PAGE 2 – METERING ...................... 5-6
ACTUAL VALUES PAGE 3 – PRODUCT INFO .............. 5-9
ALARM ACTIVATION................................................. 4-14
ALARM OPERATION ................................................. 4-14
ALARM RELAY .......................................................... 4-14
ALARMS
cause of alarm .......................................................... 5-4
serial communications failure ..................................... 4-6
thermal capacity used.............................................. 4-26
unbalance ............................................................... 4-26
ANALOG OUTPUT
description .............................................................. 2-11
range ........................................................................ 4-5
range assignment .................................................... 2-11
setpoints ................................................................... 4-5
type .......................................................................... 4-5
ANALOG OUTPUT RANGE .......................................... 4-5
ANALOG OUTPUT SIMULATION................................ 4-40
ANALOG OUTPUT TEST ............................................. 8-6
ANALOG OUTPUT TYPE ............................................. 4-5
APPLICATIONS........................................................... 1-5
AUTO RESET OVERLOAD TRIPS .............................. 4-21
AUXILIARY ACTIVATION........................................... 4-14
AUXILIARY FUNCTION.............................................. 4-14
AUXILIARY OPERATION ........................................... 4-14
AUXILIARY RELAY.................................................... 4-14
B
BAUD RATE ................................................................ 4-6
BLOCK DIAGRAM ....................................................... 8-9
BLOCK KEYPAD TRIP RESETS................................... 4-5
BREAKER FAILURE ...................................................4-26
BRIGHTNESS ............................................................. 4-5
C
CALIBRATION DATE ..................................................5-10
CAUSE OF LAST TRIP ................................................ 5-4
CLEAR PRE-TRIP DATA.............................................. 4-6
CLEAR STATISTICS DATA .......................................... 4-6
COMMUNICATIONS
baud rate .................................................................. 4-6
data format ............................................................... 7-1
electrical interface ..................................................... 7-1
error checking ........................................................... 7-2
error responses........................................................7-11
memory map ............................................................7-11
memory map data formats ........................................7-31
memory map information ..........................................7-11
modbus commands.................................................... 7-4
modbus protocol........................................................ 7-1
overview ................................................................... 7-1
parity ........................................................................ 4-6
setpoints ................................................................... 4-6
slave address............................................................ 4-6
timing ....................................................................... 7-4
user definable memory area......................................7-11
COMMUNICATIONS SETUP ........................................ 6-1
CONTINUOUS PROTECTION FEATURES.................... 1-2
CONTROL POWER...................................................... 2-5
testing ...................................................................... 8-7
CORE BALANCE GROUND CT INSTALLATION............ 2-6
CT INPUTS ................................................................4-10
CT RATINGS............................................................... 2-5
CURRENT ................................................................... 5-7
actual values............................................................. 5-4
ground ................................................................5-5, 5-7
phase current values ................................................. 5-6
unbalance ................................................................. 5-7
CURRENT SIMULATION.............................................4-39
CURRENT UNBALANCE ........................................5-5, 5-7
CURVES ....................................................................4-22
D
DATA FRAME FORMAT ............................................... 7-1
DATA PACKET FORMAT ............................................. 7-2
DATA RATE ................................................................ 7-1
DEFAULT MESSAGE BRIGHTNESS ............................ 4-5
DEFAULT MESSAGE TIME.......................................... 4-4
DEFAULT MESSAGES
description ................................................................ 3-6
sequence .................................................................. 3-8
DEFAULTS.................................................................. 4-6
DIELECTRIC STRENGTH TESTING ...................2-13, 2-14
DIMENSIONS .............................................................. 2-1
DISABLE STARTS ......................................................4-12
DISPLAY..................................................................... 3-2