ADL400N-CT Three Phase MID UL Energy Meter
General
ADL series DIN-rail mounted multifunctional electric energy meter is an intelligent instrument mainly designed for new energy power generation systems such as photovoltaic grid-connected system, micro inverter system, energy storage system, AC coupling system, etc. The product has the advantages of high precision, small volume, high respondent speed and convenient installation. The product has the features of sampling, metering and monitoring power parameters, communicating with an inverter or an energy management system (EMS), realizing the functions of preventing reverse flow, regulating power generation, charging and discharging batteries according to real-time power and accumulated electric energy, and realizing bidirectional metering and household distributed photovoltaic energy management.
Function
√ Input voltage
3×230/400V, 3×277/480V
√ Inputr current
80A, 120A, 200A, 300A
√ Response rate
≤100ms
Wiring
Three-phase Four-wire Connection Through Current Transformer
Three-phase Three-wire Connection Through Current Transformer
1.Technical parameter
1.1 Electrical performance
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Technical parameter |
Index |
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Input |
DC rated voltage |
1 channel: -48VDC |
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DC current |
6 channels hall sensors output is 5V,current ratio can be set according to the actual ratio |
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Commercial power monitoring |
1 channel transmitter input: 0-5VDC or 4-20mA |
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Overload capacity |
Voltage:1.2times continued,2 times continued 1s; Current: 1.2 times continued,10 times continued 1s. |
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Accuracy (superposition hall sensors) |
1%In≤I≤10%In accuracy ±2.5%; I>10%In accuracy ±2% |
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Measurement resolution |
Voltage output accuracy 0.01V; current output accuracy 0.01A; power output accuracy 0.01kw; energy output accuracy 0.01kWh. |
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Auxiliary power supply |
Voltage range |
-40V~-60VDC |
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Power consumption |
Whole device≤2W( no hall power supply output) |
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Storage |
It has the storage function of historical power data and historical alarm information, and the memory is 2MB |
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Insulation resistance |
≥40MΩ |
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1.2 Work environment
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Environment |
Temperature |
Working : -20℃~+60℃; storage:-40℃~+70℃ |
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Humidity |
≤98% no condensation, no corrosive gas place |
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Altitude |
≤4000m |
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Protection level |
IP20 |
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Material flame retardent |
Terminal glow wire temperature 960℃±10℃ , shell glow wire temperature 650℃±15℃ |
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Installation |
Standard 35mm din rail |
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2. Functional Characteristic
2.1 Basic & Optional Function
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Functions |
Function Description |
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Basic function |
Monitor device system time, total voltage, output total current, power, energy, each channel voltage, current, power, energy; LED indicator display;485 communication. |
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Metering function |
Start current: under rated voltage, when the load current value of the meter doesn’t exceed 1% of the max. current, the meter starts. Shunt running current: when there is no current in the current circuit of the meter, and 85%-125%of the rated voltage is applied on the voltage circuit, the calculator shall not have more than one digital change. |
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Alarm function |
DC voltage output low alarm,DC voltage output high alarm,one power down alarm, module voltage loss alarm, metering branch error alarm, internal program error alarm, clock error alarm,memory failure alarm, AC input power failure alarm |
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Timing function |
support broadcast timing, could remote timing to the meter through RS485 communication. |
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Communication |
Single channel RS485, baudrate 9600bps, can be set to 1200BPS, 2400bps, 4800bps. Communication protocol: standard or custmized |
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Hall sensor power supply |
Power supply output:+12V/100mA, -12V/50mA |
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Clock accuracy |
≤0.5S/d(23℃), ≤1S/d(-20℃-60℃), |
