Application
The meter is designed to measure three phase four wire AC active energy like residential , utility and industrial application. It is a long life meter with the advantage of high stability , high over load capability , low power loss and small volume .
Prouducts character
1. max current:80A DC.
2. Standard 7-modulus width,TH35-7.5 type rail installation
3. Multi-function parameter measurement, providing voltage, current, active power, reactive power, apparent power, power factor, phase Angle, etc
4. Support two-way electric energy metering, provide monthly electricity consumption statistics for the last 12 months, and daily electricity consumption statistics for the last 31days
5. In-built relay, support remote control and prepaid management control,providing latest 50 times opertation records,10 SOE event records
6. Support the power consumption parameter monitoring and alarm function
7. Support WIFI,LoRa,NB-IoT,4G etc. wireless communication way
8. Support 1 pulse output, 1 RS485 communication
Product Description
Model NO.
|
Dac7301c
|
Theory
|
Electronic Meter
|
Power Meter Connection
|
Feed-through Type
|
Measured Signal
|
Pulse Peak
|
Type
|
Power Meter
|
Certification
|
RoHS, ISO, CE
|
Customized
|
Customized
|
Model No.
|
Dac7301c
|
Related Voltage
|
3*110/190V or 230/400V AC
|
Rate Current(Ib)
|
5A
|
Communication
|
Modbus
|
Connect
|
AC
|
Measure Type
|
3p4w
|
Pulse Constant
|
Per Pulse Equal 0.001/0.01/0.1/1 Kwh/Kvarh
|
Operating Temperature
|
-25 to +55°C
|
Harmonics Emissions
|
IEC 61000-3-2
|
IP Degree of Protection
|
10 Hz to 150Hz, IEC 60068-2-6
|
Pulse Width
|
60/100/200 Milliseconds (Configurable)
|
Other Function-1
|
Remote Control
|
Other Function-2
|
Prepaid
|
Transport Package
|
Paper Carton+Pallets
|
Specification
|
98*126*80 mm
|
Trademark
|
XOCA
|
Origin
|
Zhejiang China
|
HS Code
|
903033900
|
Production Capacity
|
1000000 PCS /Year
|
Technicial parameters
Model |
DAC7300C/DAC7301C/DAC7321C/DAC7320C |
Electrical Characteristics |
Rate voltage (Un) |
3*110/190V or 230/400V AC |
Operational voltage |
L-N: 85 to 275V AC; L-L: 85 to 480V AC |
Overload capacity of voltage |
2*Un for 1 second |
Rate current(Ib) |
5A |
Maximum current(Imax) |
80A |
Operational current |
0.1%Ib to Imax |
Overload capacity of current |
30*Imax for 0.01 second |
Operational frequency range |
45 - 65Hz |
Power consumption |
<2W/10VA |
Pulse constant |
1000 imp/kWh |
Display |
LCD with backlight |
Maximum reading of energy |
999999.99 kWh/kVarh |
Measure type |
Three phase four wire |
Measurement accuracy |
Voltage, Current |
±0.5% |
Active power |
±1.0% or 0.5% |
Reactive power |
±2.0% |
Apparent power |
±1.0% |
Active energy |
±1.0% or 0.5% |
Reactive energy |
±2.0% |
Power factor |
±1.0% |
Frequency |
±0.2% |
Environmental Characteristics |
Operating Temperature |
-25 to +55ºC |
Storage Temperature |
-40 to +80ºC |
Humidity |
< 90%, non-condensing |
Pollution Degree |
2 |
Altitude |
Up to 2000m |
Vibration |
10 Hz to 150Hz, IEC 60068-2-6 |
IP Degree of Protection |
Designed to IP51 front display, IP30 meter body |
Electromagnetic Characteristics |
Electrostatic Discharge |
±8kV(contact discharge),±15kV(air discharge); Level 4, according IEC 61000-4-2 |
Immunity to Radiated Fields |
10V/m,80 - 2000MHz; Level 3, according IEC 61000-4-3 |
Immunity to Electrical Fast Transients |
±4kV; Level 4, according IEC 61000-4-4 |
Immunity to Surges |
±4kV; Level 4, according IEC 61000-4-5 |
Immunity to Conducted Disturbances |
10V,0.15 - 80MHz; Level 3, according IEC 61000-4-6 |
Immunity to Magnetic Fields |
IEC 61000-4-8 |
Immunity to Voltage Dips |
IEC 61000-4-11 |
Radiated Emissions |
Class B, according EN55011 |
Conducted Emissions |
Class B, according EN55011 |
Harmonics Emissions |
IEC 61000-3-2 |
Safety |
Overvoltage Category |
CAT III, according IEC 61010-1 |
Measurement Category |
CAT III, according IEC 61010-1 |
Insulation |
AC Voltage Test: 4kV for 1 minute |
Impulse Voltage Test: 6kV - 1.2/50µS waveform |
Protective Class |
II, according IEC61010-1 |
Communications |
Interfaces standard and protocols |
2-wire RS485, Modbus RTU Optional: Mbus |
Buad rate |
1200 to 9600 bps, default is 9600 bps |
Parity bit |
None, Even, Odd, default is None |
Stop bit |
1 or 2, default is 1 |
Response time |
<100ms |
Transmission mode |
half-duplex |
Transmission distance |
Up to 1000m |
Max. Bus loading |
32 pcs |
Wireless communications |
Types that can be supported |
WIFI, LoRa, NB-IoT, 4G |
Pulse output |
Interface type |
Open collector optocoupler |
Pulse constant |
Per pulse equal 0.001/0.01/0.1/1 kWh/kvarh (Configurable) |
Pulse width |
60/100/200 milliseconds (Configurable), default is 100milliseconds |
Pulse output type |
Import/export/total active energy, Import/export/total reactive energy (Configurable) |
Class |
Class A, according IEC 62053-31 |
Input voltage |
5 to 27 VDC |