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
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Model NO.
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Dac7301C
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|
Theory
|
Electronic Meter
|
|
Power Meter Connection
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Terminal
|
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Measured Signal
|
Pulse Peak
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Type
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Power Meter
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|
Certification
|
RoHS, ISO, CE
|
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Customized
|
Customized
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|
Model No.
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Dac7301C
|
|
Related Voltage
|
3*110/190V or 230/400V AC
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|
Rate Current(Ib)
|
5A
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Communication
|
Modbus
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|
Connect
|
AC
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Measure Type
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3p4w
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Pulse Constant
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Per Pulse Equal 0.001/0.01/0.1/1 Kwh/Kvarh
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Operating Temperature
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-25 to +55ºC
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Harmonics Emissions
|
IEC 61000-3-2
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IP Degree of Protection
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10 Hz to 150Hz, IEC 60068-2-6
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Pulse Width
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60/100/200 Milliseconds (Configurable)
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Transport Package
|
Paper Carton+Pallets
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|
Other Function-1
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with Reply
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|
Other Function-2
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Multi-Tariff
|
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Specification
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98*126*80 mm
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Trademark
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XOCA
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|
Origin
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Zhejiang China
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HS Code
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9028301400
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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 |
Product description
Dac7301C is a high-performance three-phase four-wire Modbus AC energy meter, specially designed for occasions requiring high-precision energy measurement. It uses advanced electronic technology, combined with high-precision measurement algorithms, to provide accurate measurement of electrical energy, voltage, current, power factor and other parameters.
main feature
High-precision measurement: Dac7301C uses a high-precision measurement chip, combined with advanced algorithms, to ensure the accuracy of measurement data.
Multiple communication methods: Supports Modbus communication protocol to facilitate users to read and control remote data.
High reliability: Products undergo strict quality control and testing and have good stability and reliability.
Flexible configuration: Pulse constant, pulse width and other parameters can be flexibly configured according to user needs.
Multi-rate function: Supports multiple rate settings to meet the needs of different time periods and different electricity prices.
High protection level: IP protection level is high, adaptable to various harsh environments.
Technical Parameters
Voltage range: 3*110/190V or 230/400V AC
Rated current: 5A
Measurement type: 3p4w
Communication method: Modbus
Pulse constant: Each pulse is equal to 0.001/0.01/0.1/1 Kwh/Kvarh
Operating temperature: -25 to +55ºC
Protection level: Meet IEC 60068-2-6 standard
Application scope
Dac7301C three-phase four-wire Modbus AC energy meter is widely used in the following fields:
Power monitoring: suitable for various power monitoring systems to monitor power consumption, voltage, current and other parameters in real time.
Industrial automation: In industrial automation systems, used for energy measurement, control and optimization.
Commercial buildings: Used for power management of commercial buildings such as shopping malls and office buildings to achieve effective use of energy.
Energy audit: As an energy audit tool, it helps companies or institutions understand energy usage and formulate energy-saving strategies.
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