German balcony photovoltaic anti backflow meter

Tang Xueyang

Ankerui Electric Co., Ltd. Shanghai Jiading 201801

ADL200M/ADL400M seriesThe external transformer dual circuit energy meter is designed specifically for new energy generation systems and is suitable for various scenarios such as photovoltaic grid connection, micro inverter systems, energy storage systems, and AC coupling. With advantages such as high precision, high reliability, and intelligent communication, it provides you with a safer and more efficient power measurement solution.

01 Widely applicable scenarios

Photovoltaic grid connected system: Real time monitoring of power generation and consumption, anti backflow control, and enhancing system safety. Micro reverse system and energy storage system: bidirectional energy metering, supporting battery charging and discharging management, optimizing energy scheduling. Communication coupling system: Multi loop independent metering, compatible with three-phase and single-phase systems, flexible adaptation to different project requirements. Industrial and commercial distributed photovoltaics: suitable for refined energy management on factory roofs, charging stations, data centers, and other occasions.

German balcony photovoltaic anti backflow meter

German balcony photovoltaic anti backflow meter

02 Outstanding product features

(1) High precision measurement

The error is only ± 0.5%, supporting bidirectional measurement of active power, reactive power, apparent power, and electrical energy, in compliance with Class B standards.

(2) Dual circuit design

It can simultaneously monitor the electrical parameters of two circuits, measure independently, and achieve multi-channel data acquisition with one set of equipment.

(3) External transformer, flexible installation

The transformer and electric meter are designed to be separated, supporting a diameter of 16mm perforation and a current of up to 120A, suitable for different wire diameter scenarios.

(4) Fast response speed

The response time of parameters such as voltage, current, and power is as low as 50ms, with strong real-time performance.

(5) Convenient communication, supporting remote management

Built in RS485 interface, supports Modbus RTU protocol, can easily connect to EMS, inverters or cloud platforms.

(6) Safe and reliable

Equipped with dual insulation design, meeting CAT III safety standards, supporting OVC III overvoltage level, suitable for complex electrical environments.

03 Core Function Overview

Measurement of electrical parameters: full power parameters such as U, I, P, Q, S, PF, F, etc; Electricity metering: forward/reverse active energy, forward/reverse reactive energy, phase separated energy; Dual channel independent data: Two channels of current and voltage are collected independently without interfering with each other; Intelligent alarm and diagnosis: supports polarity detection, phase sequence recognition and adjustment; Wide temperature operation: -25 ℃~+55 ℃ (conventional), -40 ℃~+70 ℃ (extreme), suitable for harsh environments; Multiple installation methods: rail installation, compact structure, space saving.

04 Typical Application Diagram

ADL200M is suitable for single-phase systems, and ADL400M is suitable for three-phase four wire systems. The wiring is simple and clear, and when combined with an external CT, it greatly improves installation efficiency and system compatibility.

Why choose Ankrui

As a provider of power monitoring and energy management solutions, Ankrui has a complete product research and development, production, and service system. The ADL200M/400M series electric energy meters continue our company's consistent high precision, high stability, and high compatibility characteristics, making them an ideal choice for new energy projects, smart grids, industrial electricity, and other fields.

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