Glossary Of Abbreviations - LEGRAND EMDX3 Manual De Instalación

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• Glossary of abbreviations

1n1E
Single-phase network
3n3E
Three-phase 4 wires network, 3 sensors
3-3E
Three-phase 3 wires network, 3 sensors
3-2E
Three-phase 3 wires network, 2 sensors
3n1E
Three-phase 4 wires network, 13 sensor
3-1E
Three-phase 3 wires network, 13 sensor
Averag values
Σ
Λ
Maximum average values
bLit
Backlight LCD display
Ct
CT transformation ratio
Cont
Display contrast
EACt tPOS
Positive active energy
ErEA tPOS
Positive reactive energy
EACt tnEg
Negative active energy
ErEA tnEg
Negative reactive energy
EACt PPOS
Positive partial active energy
ErEA PPOS
Positive partial reactive energy
EACt PnEg
Negative partial active energy
ErEA PnEg
Negativ partial reactive energy
Lin 1
Line 1
Lin 2
Line 2
Lin 3
Line 3
MAS
MAX. value / Alarm on high threshold
Min
Min. value / Alrm on low threshold
PASS
Password
PF
Power factor
rES
Reset
Hour meter depending on power or
rUn hoUr
voltage
SyS
Network type
thd A
Phase currents THD %
thd V
Phase or chained voltages THD %
tIME
Integration time of Currents and Powers
Ut
VT transformation ratio
MdbS
Communication
Addr
Slave address
bAUd
Speed of communication in kbps
PAr
Communication frame parity
EMDX
modular multifunction meter
3
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
ALrM MEAS
Alarm output allocation / Trheshol value
U12, U23, U31
Phase-to-phase voltage U12, U23, U31
U1, U2, U3
Phase-to-neutral voltage V1, V2, 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 (mode
t On
ALrM) or
Timing relay (mode rMtt)
t OFF
Alarm recovery delay time
rMtb
Relay status control via RS 485
Relay status control via RS 485 with
rMtt
return to unenergised state
ModE
Energy count mode
Asyn
Partial energies count always active
Partial energies count activated by 2
Syn
digital inputs
Count on 4 Tariffs; switching via 2
trFS
digital inputs
Partial energies count always active and
Cntr
Pulse counting via 2 digital inputs
run1 ... run4
Current tariff
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