ABB A43, User Manual

Page: 79 / 295

Technical data
2CMC48001M0201
79 A43/A44
Revision: C User Manual
Current inputs
Rated current I
n
1 A
Reference current I
ref
1 A
Maximum current I
max
6 A
Transitional current I
tr
0.05 A
Minimum current I
min
0.01 A
Starting current I
st
< 1 mA
Terminal wire area
0.5 - 10mm
2
Recommended tightening torque 1.5 Nm
General data
Frequency 50 or 60 Hz ± 5%
Accuracy 0.5%, 1%
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 0.41 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, 1 - 9999 imp/Wh
Pulse length 10 - 990 ms
Terminal wire area 0.5 - 1 mm²
Recommended tightening torque 0.25 Nm
Inputs
Voltage 0-240 V AC/DC
Off 0-5 V AC/DC
ON 57-240 V AC, 24-240 V DC
Min. pulse length and pulse pause 30 ms
Terminal wire area 0.5 - 1 mm²