Production of bidirectional measuring multifunctional instruments

The Ankerui ADW300 series is a three-phase bidirectional metering multifunctional instrument designed specifically for low-voltage networks, widely used in scenarios such as photovoltaic power generation, energy storage systems, virtual power plants, etc. It supports high-precision energy metering, multi parameter monitoring, and intelligent energy management.

1、 Core functions and features

Bidirectional energy metering

• Positive/Negative MeasurementAccurate measurement of active/reactive energy in both forward (grid to user) and reverse (user to grid) directions, suitable for scenarios such as photovoltaic grid connection, energy storage charging and discharging, achieving real-time monitoring of energy flow.

• Four quadrant reactive power measurementSupport four quadrant reactive power energy statistics to meet the needs of power quality analysis.

1. Multi parameter measurement and harmonic analysis

• Full power parameter monitoringIncluding voltage, current, power (active/reactive/apparent), power factor, frequency, etc., with voltage accuracy of ± 0.5% and current accuracy of ± 0.5%.

• Harmonic measurementSupport 2-31st harmonic analysis and total harmonic content statistics to assist in optimizing power quality.

2. Intelligent time of use billing and demand statistics

• Time of use rate managementBuilt in 3 sets of time period tables, supporting 4 types of rate settings for peak and off peak periods, adapting to local time of use electricity pricing policies, and optimizing electricity costs.

• Historical data storageCan record 12 months of historical electricity data and rate statistics for easy electricity analysis.

3. Security monitoring and alarm function

• Multi channel input/output4-channel switch input (DI), 2-channel relay output (DO), supporting alarm linkage control for overvoltage, undervoltage, overcurrent, etc.

• environmental monitoringSupport 4-channel temperature detection (range -40~150 ℃) and residual current monitoring (0~1000mA) to prevent electrical fires.

4. Flexible communication and networking

• Multi protocol compatibilitySupports RS485 (Modbus RTU/DL/T645), 4G, NB IoT, WiFi, LoRa and other communication methods, adapts to MQTT, HTTP, TCP/IP and other protocols, making it easy to access cloud platforms.

• Power outage reportingAutomatically send the next data when the device is powered off to ensure data integrity

2、 Technical parameters

• accuracy classActive power level 0.5S/Level 1, reactive power level 2.

• Voltage specification3 × 100V, 3 × 380V, etc., suitable for different power grid environments.

• current specification3 × 1 (6) A (direct connection) or 3 × 20 (100) A (transformer connection).

• power supplySupports DC24V or AC85~465V wide voltage input, suitable for complex working conditions.

• Environmental toleranceWorking temperature -25 ℃~+55 ℃, humidity ≤ 95% (no condensation)

• 3、 Wiring method

• 

• 

• 4. Summary

• The ADW300 series, with its high-precision measurement, multi protocol compatibility, and intelligent functions, has become a key equipment in the fields of new energy and industry, especially suitable for the energy storage and photovoltaic system requirements under the "dual carbon" goal. Users can choose communication modules (such as 4G/WiFi) and extended functions (such as temperature measurement and residual current monitoring) based on specific scenarios to achieve customized energy management solutions.