MC20-CEI
Doc. N°
MO-0431-ING
Microelettrica Scientifica S.p.A. - Copyright 2009
FW 1080.36.03.X
Date 18.11.2011
Rev.
3
Pag. 35
of 35
20. Electrical Characteristics
REFERENCE STANDARDS IEC 60255 - EN50263 - CE Directive - EN/IEC61000 - IEEE C37
Dielectric test voltage
IEC 60255-5
2kV, 50/60Hz, 1 min.
Impulse test voltage
IEC 60255-5
5kV (c.m.), 2kV (d.m.) – 1,2/50
µ
s
Insulation resistance
> 100M
Ω
Environmental Std. Ref. (IEC 60068)
Operation ambient temperature
-10°C / +55°C
Storage temperature
-25°C / +70°C
Environmental testing
(Cold)
IEC60068-2-1
(Dry heat)
IEC60068-2-2
(Change of temperature)
IEC60068-2-14
(Damp heat, steady state)
IEC60068-2-78 RH 93% Without Condensing AT 40°C
CE EMC Compatibility (EN61000-6-2 - EN61000-6-4 - EN50263)
Electromagnetic emission
EN55011
industrial environment
Radiated electromagnetic field immunity test
IEC61000-4-3 level 3
80-2000MHz
10V/m
ENV50204
900MHz/200Hz
10V/m
Conducted disturbances immunity test
IEC61000-4-6
level 3
0.15-80MHz
10V
Electrostatic discharge test
IEC61000-4-2
level 4
6kV contact / 8kV air
Power frequency magnetic test
IEC61000-4-8
1000A/m
50/60Hz
Pulse magnetic field
IEC61000-4-9
1000A/m, 8/20
µ
s
Damped oscillatory magnetic field
IEC61000-4-10
100A/m, 0.1-1MHz
Immunity to conducted common mode
disturbance 0Hz-150KHz
IEC61000-4-16 level 4
Electrical fast transient/burst
IEC61000-4-4
level 3
2kV, 5kHz
HF disturbance test with damped oscillatory wave
(1MHz burst test)
IEC60255-22-1 class 3
400pps, 2,5kV (m.c.), 1kV (d.m.)
Oscillatory waves (Ring waves)
IEC61000-4-12 level 4
4kV(c.m.), 2kV(d.m.)
Surge immunity test
IEC61000-4-5
level 4
2kV(c.m.), 1kV(d.m.)
Voltage interruptions
IEC60255-4-11
Resistance to vibration and shocks
IEC60255-21-1 - IEC60255-21-2 10-500Hz 1g
ELECTRIC RATED VALUE
Accuracy at reference value of influencing factors
2% In
0,2% On
(*)
for measure
(*) In, On = Nominal Current of the System’s
Current Transformer
2% + to (to=20
÷
30ms @ 2xIs)
for times
Rated Current
In = 1A/5A - On = 1A
Current Overload
400 A for 1 sec; 20A continuous
Burden on current inputs
Phase : 0.05VA at In = 1A
; 0.2VA ta In = 5A
Neutral : 0.05VA at On = 1A
Rated Voltage
Un = (50-115)Vac
Voltage Overload
2Un 1sec
Burden on voltage inputs
0,2VA at Un
Average power supply consumption
≤
7 VA
Output relays
rating 6 A; Vn = 250 V
A.C. resistive switching = 1500VA (400V max)
make = 30 A (peak) 0,5 sec. break = 0.3 A, 110 Vcc,
L/R = 40 ms (100.000 op.)
COMMUNICATION PARAMETER
RS485 (Back)
9600/19200 bps – 8,n,1 - 8,e,1 - 8,o,1 – Modbus RTU or IEC60870-5-103
RS232 (Front)
9600 - 19200 - 38400 - 57600 – 8,n,1 – Modbus RTU
Microelettrica Scientifica S.p.A
. - 20089 Rozzano (MI) - Italy - Via Alberelle, 56/68
Tel. (+39) 02 575731 - Fax (+39) 02 57510940
http://www.microelettrica.com
e-mail :
The performances and the characteristics reported in this manual are not binding and can modified at any moment without notice
