Application
DAC7300 series products are three-phase rail installation mutil-function power meter. This series of products can support measurement and analysis of variety of power parameters, such as voltage, current, the four quadrant power parameters, power factor, etc. ; Meanwhile they also can provide the measurement of multiple electric energy parameters, such as two way active energy, reactive energy, monthly and daily electricity consumption statistics.
The inbuilt-relay can support remote control, prepaid management and other functions. Providing the last 50 relay operation records and 10 event records, suitable for campus electricity management, Mall electricity charge management, real-time power monitoring systems and other various application environments, with the multi-function, many applications, high stability and long life characteristics. This series of products can support
many mainstream wireless communication methods such as LoRa, WIFI, NB-IoT, 4G, which can realize wireless networking functions, along with RS485 communication interface, the highest baud rate supports 9600bps, supporting the communication protocol such as Modbus, DL/T645. The series of products meet the IEC61010, IEC61326, IEC62053, IEC61557, EN50470 etc. international standard.
Products 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 operation 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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DAC7300C
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Theory
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Electronic Meter
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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
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RoHS, ISO, CE
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Customized
|
Customized
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Model No.
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Dac7300C
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|
Related Voltage
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3*110/190V or 230/400V AC
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Rate Current(Ib)
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5A
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Communication
|
Modbus
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Connect
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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
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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
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Paper Carton+Pallets
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Other Function-1
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with Reply
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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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903033900
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Production Capacity
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1000000 PCS /Year
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Technical 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 +55℃ |
| Storage Temperature |
-40 to +80℃ |
| 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, Zigbee |
| 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
DIN Rail Three Phase Modbus AC Relay Electric Power Meter adopts DIN rail installation, which is convenient for integration into various power distribution systems. The meter supports Modbus communication protocol and can be easily integrated with various automation systems and monitoring software to achieve remote data reading and control.
Electrical characteristics
Rated voltage (Un): supports 3*110/190V or 230/400V AC, adapting to power systems of different voltage levels.
Working voltage: L-N: 85 to 275V AC; L-L: 85 to 480V AC, with a wide voltage working range.
Voltage overload capacity: can work at 2 times the rated voltage for 1 second, ensuring stable operation of the meter when the voltage fluctuates.
Rated current (Ib): 5A, suitable for circuits with various current levels.
Maximum current (Imax): up to 80A, supports the measurement of high current loads.
Working current range: from 0.1%Ib to Imax, meeting various current measurement needs.
Current overload capacity: It can work at 30 times the maximum current for 0.01 seconds, effectively protecting the meter from instantaneous large current shock.
Operating frequency range: 45 to 65Hz, adapting to the grid frequency standards of different countries and regions.
Power consumption: less than 2W/10VA, energy-saving and efficient.
Pulse constant: 1000 pulses/kWh, convenient for calibration and comparison with pulse-type energy meters.
Display and function
Display: It uses an LCD display with backlight, which is clear and easy to read and suitable for various lighting conditions.
Maximum reading: The power reading can reach 999999.99 kWh/kVarh, meeting the needs of long-term operation and large-capacity metering.
Measurement type: Supports three-phase four-wire measurement, suitable for a variety of power system configurations.
Application areas
Energy management: Used to track and record power usage in real time, helping enterprises or organizations to analyze energy consumption and control costs.
Equipment monitoring: It can be used to monitor the power load and operating status of production equipment, detect equipment failures in time and take measures to improve production efficiency and equipment life.
Grid planning: By collecting and analyzing grid operation data, we can provide a scientific basis for grid planning and transformation, and improve the reliability and stability of the grid.
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