LEGRAND IME MFD4ORFCDT Manual Del Usuario página 11

Three-phase multifunction instrument
with 1 or 2 "Easy Connect" inputs
7. GENERAL FEATURES
Laser marking:
Left Side
Traceability information
vista lato sinistro
RS485
MBUS
Marking of communication outputs and tariff inputs:
T1 / T2 / T3 /T4
E
1 C 2
12 / 24V d.c.
Technical data sheet: IDP000348EN_01
Right Side
Wiring diagrams
vista lato destro con Rogowski apribili
RS485 MBUS
SG + 1
1 + SG
Updated: -
Codes: MFD41ORFCDT – MFD42ORFCDT
MFD41ORFCMT – MFD42ORFCMT
Model: NEMO D4-ec
7. GENERAL FEATURES GENERALI
Display and metrological LED:
- Graphic, backlit, 1.8 inches (256x128).
Rogowski inputs
630A
1600A
3200A
6300A
Display of the value and programming:
- By means of the front keypad, 3 pushbuttons
- Access protected by identification code
Measurements and precision in conformity with
- Current: cl.1
- Voltage: cl.0.5
- Frequency: ± 0,1 Hz
- Instantaneous total active power, phase, average value and max.
average value: cl.1
- Instantaneous total reactive power, phase, average value and max.
average value: cl.2
- Instantaneous total apparent power, phase, average value and
max. average value: cl.1
- Power Factor: cl.1
- Total and partial active energy, tariff, phase, positive and negative
cl.1
- Total and partial reactive energy, tariff, phase, positive and
negative cl.2
- Apparent energy cl.1
The above classes are guaranteed by maintaining the centring,
between Rogowski sensor and primary conductor, with the
appropriate accessories provided and a harmonic content within the
limits of the EN/IEC 61557-12 standard
Harmonic analysis (THD):
value and graphic
- Up to the 15th harmonic
Average power:
- Measurement: apparent, reactive, active power
- Calculation: moving average, on the selected period
- Average time: 3/5/8/10/15/20/30/60min
- Load Profile (power load curve), diagram of the last 24 recorded
average power values
Average time set | Curve interval
3 min
5 min
60 min
Resettable meter:
- Counting of operating hours and minutes
- 8-figure resolution (6 for the hours + 2 for the minutes)
- Maximum display: 999999.99
- Programmable value: 0...50% Pn (Positive active power)
Created: : 19/02/2021
(continues)
Energy Resolution Wh/imp.
1kWh/kvarh/kVAh
1kWh/kvarh/kVAh
1kWh/kvarh/kVAh
0,01MWh/Mvarh/MVAh
(see the user manual).
(predefined code 1000)
EN/IEC 61557-12
72 min
2 hours
24 hours
10
25
50
100
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