Effective 10/2004
Page 77I.L. 70C1036H05
Glossary
of Terms
L-Z
Abbreviation Definition Notes
L L-L line-to-line
LONG PU long delay pickup
LDPU long delay pickup
LDT long delay trip
LSI Long, Short, Instantaneous Trip
LSIA Long, Short, Instantaneous Trip, Ground Alarm Only
LSIG Long, Short, Instantaneous, Ground Trip
M Max maximum
Min minimum
MIN minute
MM minutes
Mmm month
N NEUT neutral
NeutALRM neutral alarm
O OF Over Frequency
OP operation
OV Over Voltage
OverTEMP over temperature
P PF power factor
PGM program
PH phase
phROTATE phase rotation alarm
PICKUP pickup Also known as Long PU and LDPU
PlugTRIP rating plug trip
PROTECT protection
PU pickup
Q
R REV revision
Rev reverse
RevPower reverse power
RLY relay
rms root-mean-squared
RpwrT Reverse Power Trip
S s seconds
SDT short delay trip
SEL SELect pushbutton on Digitrip
SET settings
SETTINGS setting
SS seconds
T TEMP temperature
THD total harmonic distortion
U UF Under Frequency
UNBAL unbalance
UndrFREQ Under Frequency
UndrVOLT Under Voltage
UV Under Voltage
V V volts
Vab line voltage from phase A to phase B
Vbc line voltage from phase B to phase C
Vca line voltage from phase C to phase A
VER version
Vol Unbal Voltage Unbalance
W WATCH watchdog alarm
X
Y YY year
Z
Courtesy of NationalSwitchgear.com
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