GE C60 Instruction Manual page 311

APPENDIX F
OPER ............. operate
OPERATG...... operating
O/S ................. operating system
OSB................ out-of-step blocking
OUT................ output
OV .................. overvoltage
OVERFREQ ... overfrequency
OVLD ............. overload
P..................... phase
PC .................. phase comparison, personal computer
PCNT ............. percent
PF................... power factor (total 3-phase)
PF_A .............. power factor (phase A)
PF_B .............. power factor (phase B)
PF_C .............. power factor (phase C)
PHS................ phase
PKP ................ pickup
PLC ................ power line carrier
POS................ positive
POTT.............. permissive over-reaching transfer trip
PRESS ........... pressure
PROT ............. protection
PSEL .............. presentation selector
pu ................... per unit
PUIB............... pickup current block
PUIT ............... pickup current trip
PUTT.............. permissive under-reaching transfer trip
PWM .............. pulse width modulated
PWR............... power
R..................... rate, reverse
REM ............... remote
REV................ reverse
RI.................... reclose initiate
RIP ................. reclose in progress
ROD ............... remote open detector
RST ................ reset
RSTR ............. restrained
RTD................ resistance temperature detector
RTU................ remote terminal unit
RX (Rx) .......... receive, receiver
s ..................... second
S..................... sensitive
SAT ................ CT saturation
SBO................ select before operate
SEL ................ select / selector / selection
SENS ............. sensitive
SEQ................ sequence
SIR ................. source impedance ratio
SRC................ source
SSB ................ single side band
SSEL .............. session selector
STATS ............ statistics
SUPN ............. supervision
GE Multilin
SUPV ..............supervise / supervision
SV ...................supervision
SYNCHCHK....synchrocheck
T......................time, transformer
TC ...................thermal capacity
TD MULT ........time dial multiplier
TEMP..............temperature
THD ................total harmonic distortion
TOC ................time overcurrent
TOV ................time overvoltage
TRANS............transient
TRANSF .........transfer
TSEL...............transport selector
TUC ................time undercurrent
TUV.................time undervoltage
TX (Tx)............transmit, transmitter
U .....................under
UC...................undercurrent
UCA ................Utility Communications Architecture
UNBAL............unbalance
UR...................universal relay
.URS ...............file name extension for settings files
UV...................undervoltage
V/Hz ................Volts per Hertz
V_0 .................zero sequence voltage
V_1 .................positive sequence voltage
V_2 .................negative sequence voltage
VA ...................phase A voltage
VAB.................phase A to B voltage
VAG ................phase A to ground voltage
VARH ..............var-hour voltage
VB ...................phase B voltage
VBA.................phase B to A voltage
VBG ................phase B to ground voltage
VC...................phase C voltage
VCA ................phase C to A voltage
VCG ................phase C to ground voltage
VF ...................variable frequency
VIBR ...............vibration
VT ...................voltage transformer
VTFF...............voltage transformer fuse failure
VTLOS ............voltage transformer loss of signal
WDG ...............winding
WH..................Watt-hour
w/ opt ..............with option
WRT................with respect to
X .....................reactance
XDUCER.........transducer
XFMR..............transformer
Z......................impedance
C60 Breaker Management Relay
F.3 ABBREVIATIONS
F
F-7