Glossary Of Abbreviations - LEGRAND EMDX3 access Manuel D'installation

• Glossary of abbreviations

1n1E Single-phase network
Three-phase 4 wires network, 3
3n3E
sensors
Three-phase 3 wires network, 3
3-3E
sensors
Three-phase 3 wires network, 2
3-2E
sensors
Three-phase 4 wires network, 1
3n1E
sensor
Three-phase 3 wires network, 1
3-1E
sensor
Averag values
Σ
Λ Maximum average values
Rated current to the secondary of
bASE Curr
current transformers
bLit Backlight LCD display
Ct CT transformation ratio
Cont Display contrast
EACt POS Positive active energy
ErEA POS Positive reactive energy
EACt neg Negative active energy
ErEA neg Negative reactive energy
EnEr ACt PArt Partial active energy
EnEr rEAC PArt Partial reactive energy
Lin 1 Line 1
Lin 2 Line 2
Lin 3 Line 3
MAX. value / Alarm on high thres-
MAS
hold
Min Min. value / Alrm on low threshold
PASS Password
PF Power factor
rES Reset
Hour meter depending on power
rUn hoUr
or voltage
SyS Network type
THD A Phase currents THD %
THD V Phase or chained voltages THD %
Integration time of Currents and
tIME
Powers
Ut VT transformation ratio
C485 Communication
EMDX access multifunction meter
3
Addr Slave address
bAUd Speed of communication in kbps
PAr Communication frame parity
nonE Without parity
EVEn Even parity
odd Odd parity
out Ouput type
PULS tyPE Pulse output allocation
EACt Active power (kWh)
ErEA Reactive power (kvarh)
PULS VAL Pulse value
PULS dUr Pulse duration
ALrM tyPE Alarm type
Alarm output allocation / Trheshol
ALrM MEAS
value
Phase-to-phase voltage U12, U23,
U12, U23, U31
U31
Phase-to-neutral voltage V1, V2,
U1, U2, U3
V3
I1, I2, I3 Current I1, I2, I3
FrEq Frequency
ACt Active power (kWh)
rEat Reactive power (kvarh)
ALrM unit Decimal point
ALrM Sign Sign
k Kilo (e.g. : kA = kilo amps)
M Mega (e.g. : MA = mega amps)
nC Relay normally closed
nO Relay normally open
hYSt Hysteresis
"Alarm intervention delay time
t On (mode ALrM) or
Timing relay (mode rMtt)"
Alarm recovery delay time
t OFF
rMtb Relay status control via RS485
Relay status control via RS485 with
rMtt
return to unenergised state
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