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
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Electronic Meter
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Power Meter Connection
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Feed-through Type
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Measured Signal
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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
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Customized
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Model No.
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Dac7301c
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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
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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-
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with Relay
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Other Function-2
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Prepaid
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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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Technicial parameters
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Model
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DAC7300C/DAC7301C/DAC7321C/DAC7320C
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Electrical Characteristics
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Rate voltage (Un)
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3*110/190V or 230/400V AC
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Operational voltage
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L-N: 85 to 275V AC; L-L: 85 to 480V AC
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Overload capacity of voltage
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2*Un for 1 second
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Rate current(Ib)
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5A
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Maximum current(Imax)
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80A
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Operational current
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0.1%Ib to Imax
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Overload capacity of current
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30*Imax for 0.01 second
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Operational frequency range
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45 - 65Hz
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Power consumption
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<2W/10VA
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Pulse constant
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1000 imp/kWh
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Display
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LCD with backlight
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Maximum reading of energy
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999999.99 kWh/kVarh
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Measure type
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Three phase four wire
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Measurement accuracy
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Voltage, Current
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±0.5%
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Active power
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±1.0% or 0.5%
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Reactive power
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±2.0%
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Apparent power
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±1.0%
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Active energy
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±1.0% or 0.5%
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Reactive energy
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±2.0%
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Power factor
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±1.0%
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Frequency
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±0.2%
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Environmental Characteristics
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Operating Temperature
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-25 to +55ºC
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Storage Temperature
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-40 to +80ºC
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Humidity
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< 90%, non-condensing
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Pollution Degree
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2
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Altitude
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Up to 2000m
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Vibration
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10 Hz to 150Hz, IEC 60068-2-6
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IP Degree of Protection
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Designed to IP51 front display, IP30 meter body
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Electromagnetic
Characteristics
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Electrostatic Discharge
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±8kV(contact discharge),±15kV(air discharge); Level 4, according IEC 61000-4-2
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Immunity to Radiated Fields
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10V/m,80 - 2000MHz; Level 3, according IEC 61000-4-3
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Immunity to Electrical Fast Transients
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±4kV; Level 4, according IEC 61000-4-4
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Immunity to Surges
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±4kV; Level 4, according IEC 61000-4-5
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Immunity to Conducted Disturbances
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10V,0.15 - 80MHz; Level 3, according IEC 61000-4-6
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Immunity to Magnetic Fields
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IEC 61000-4-8
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Immunity to Voltage Dips
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IEC 61000-4-11
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Radiated Emissions
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Class B, according EN55011
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Conducted Emissions
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Class B, according EN55011
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Harmonics Emissions
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IEC 61000-3-2
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Safety
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Overvoltage Category
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CAT III, according IEC 61010-1
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Measurement Category
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CAT III, according IEC 61010-1
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Insulation
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AC Voltage Test: 4kV for 1 minute
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Impulse Voltage Test: 6kV - 1.2/50µS waveform
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Protective Class
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II, according IEC61010-1
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Communications
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Interfaces standard and protocols
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2-wire RS485, Modbus RTU
Optional: Mbus
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Buad rate
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1200 to 9600 bps, default is 9600 bps
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Parity bit
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None, Even, Odd, default is None
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Stop bit
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1 or 2, default is 1
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Response time
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<100ms
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Transmission mode
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half-duplex
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Transmission distance
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Up to 1000m
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Max. Bus loading
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32 pcs
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Wireless communications
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Types that can be supported
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WIFI, LoRa, NB-IoT, 4G
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Pulse output
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Interface type
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Open collector optocoupler
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Pulse constant
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Per pulse equal 0.001/0.01/0.1/1 kWh/kvarh (Configurable)
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Pulse width
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60/100/200 milliseconds (Configurable), default is 100milliseconds
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Pulse output type
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Import/export/total active energy, Import/export/total reactive energy (Configurable)
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Class
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Class A, according IEC 62053-31
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Input voltage
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5 to 27 VDC
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