Operating Data; Electric Data; Mechanical Data; General Features - LEGRAND IME MF961ORFCDT Manual De Instrucciones

Three-phase multifunction instrument
with 1 or 2 "Easy Connect" inputs

6. OPERATING DATA

6.1

ELECTRIC DATA

For all the MF961ORFCDT – MF962ORFCDT – MF961ORFCMT –
MF962ORFCMT codes the reference capacity (Iref) can be
programmed based on the selected Rogowski:
I
min
Current capacity
630 12,5A
1600
32,5A
3200
65A
6300
125A
V1,V2,V3,N voltages:
- Three-phase voltage: V-N/ V-V : 3x230 /3x400 ±15%
V-V:
Maximum section of the cables that can be connected to the
V1,V2,V3,N terminals:
Terminals Without bush
Rigid wire 0,05 ÷ 1,5 mm²
Flexible wire 0,05 ÷ 1,5 mm²
Self-powered
(terminals V and N):
- Rated frequency: 50/60Hz
- Operating frequency: 45...65Hz
- Self consumption: ≤ 2.5VA @230 Vac
Maximum dissipated thermal power for the thermal
dimensioning of the panels:

MECHANICAL DATA

6.2
Screw terminals:
- Max external dimensions: 24mm
- Stripping lengths for input cable and bus 5mm; 7.5mm for in/out
voltages
Screw head:
- Voltage connection terminals (V1, V2, V3, N) with COMBI screws
(slotted/ PH1 Phillips head); slotted head screws for terminals
(N, V3, V2, V1) .
- Terminal boards in the upper part of the multifunction (input and
bus): screws with countersunk head with hexagon socket
Recommended torque:
- Voltage connection terminals (V1, V2, V3, N): 0.5Nm
- Voltage connection terminals (N, V3, V2, V1): 0.5Nm
- Tariff and communication terminal boards
Necessary tools:
- For BUS version terminals, use a 2.5mm flat screwdriver; for
voltage terminals, use a 3.5mm slotted screwdriver and/or a PH1
Phillips screwdriver
Technical data sheet: IDP000349EN_01
I I
ref max
250A 750A
650A 1950A
1300A 3900A
2500A 7500A
3x230 ±15%
With bush
0,05 ÷ 2,5 mm²
0,05 ÷ 2,5 mm²
≤ 5W
0.2 Nm
(Modbus or Mbus):
Codes: MF961ORFCDT – MF961ORFCMT
MF962ORFCDT – MF962ORFCMT
Model: NEMO 96 EC

7. GENERAL FEATURES

Marking of communication outputs and tariff inputs:
- by indelible tampography
T1 / T2 / T3 /T4
E
1 C
12 / 24V d.c.
:
Front marking
- Indelible digital print.
3
4
1 2
CURRENT INPUT
V V V N
7a 1 2 3
IN
1. Metrological LED
2. Keypad with 3 multifunction pushbuttons
3. Graphic display
4. 1 / 2 current input
5. Tariff inputs
6a. RJ45 connection for Modbus RTU
6b. Mbus communication
7a. Inputs voltages
7b. Output voltages
8. Product label
Updated: -
(continues)
RS485
2
SG + 1
1 C 2
1
+ SG
8
1
2
5
1 C 2
1 C 2 6a
1 2
CURRENT INPUT
SG + 1
1 + SG
RS485
7b
V V V N
OUT
1 2 3
N V V V
3 2 1 IN
Created: 19/02/2021
MBUS
A B
1 C 2
1 C 2
6b
A B
MBUS
OUT
N V V V
3 2 1
3 / 7