ABB A43 User Manual

Technical data
2CMC48001M0201 77 A43/A44
Revision: C User Manual
6.1 Technical Specifications
Specifications for A43 direct connected meters
Voltage/current inputs
Nominal voltage
3x230/400 V AC
Voltage range
3x57.7-288/100-500 V AC (-20%-+15%)
Power dissipation voltage circuits
1.9 VA (0.8 W) total at 230 V AC
Power dissipation current circuits
0.007 VA (0.007 W) per phase at I
ref
Base current I
b
5 A
Reference current I
ref
5 A
Transitional current I
tr
0.5 A
Maximum current I
max
80 A
Minimum current I
min
0.25 A
Starting current I
st
< 20 mA
Terminal wire area
2.5-25 mm
2
Recommended tightening torque
4.5 Nm
General data
Frequency
50 or 60 Hz ± 5%
Accuracy
1%, 2%
Accuracy of internal clock
5 ppm at reference temperature 25°C
Display
96x64 pixels, view area 39x26 mm
Mechanical
Material
Polycarbonate in transparent front glass, bottom case, upper
case and terminal cover. Glass reinforced polycarbonate in
terminal block.
Weight
0.48 kg
Environmental
For indoor use only
Operating temperature
-40°C - +70°C
Storage temperature
-40°C - +85°C
Humidity
75% yearly average, 95% on 30 days/year
Resistance to fire and heat
Terminal 960°C, cover 650°C (IEC 60695-2-1)
Resistance to water and dust
IP 20 on terminal block without protective enclosure and IP 51
in protective enclosure, according to IEC 60529.
Mechanical environment
Class M2 in accordance with the Measuring Instrument Direc-
tive (MID), (2004/22/EC).
Electromagnetic environment
Class E2 in accordance with the Measuring Instrument Direc-
tive (MID), (2004/22/EC).
Outputs
Current
2 - 100 mA
Voltage
5 - 240 V AC/DC. For meters with only 1 output, 5 - 40 V DC.
Pulse output frequency
Prog. 1 - 9999 imp/MWh, 1 - 9999 imp/kWh
Pulse length
10 - 990 ms

ABB A43 Specifications

General

Brand	ABB
Model	A43
Category	Measuring Instruments
Language	English