Positive and negative active trackless electric energy meter

With the continuous improvement of smart grid construction and building distribution intelligence, rail mounted energy meters, with their lightweight, modular, and high integration characteristics, are gradually replacing traditional mechanical and embedded energy meters and becoming key components of low-voltage distribution systems. This type of product is mainly designed for terminal circuit electricity monitoring and sub metering, supporting multiple wiring methods such as single-phase two-wire, three-phase three wire, three-phase four wire, etc. It can flexibly adapt to different distribution systems and provide users with a complete solution for energy data acquisition and monitoring.

In terms of appearance and installation, the rail type electric energy meter adopts a standardized rail installation method, without the need for holes, and is directly mounted on the internal rail of the distribution box. The installation process is fast and easy, especially suitable for new construction projects and renovation of old projects. The body is light and thin, with a width of only1-4 modules, greatly saving cabinet space and facilitating dense arrangement of multiple circuits. The table body design is simple and elegant, the panel layout is reasonable, and the operation indicator lights, communication indicator lights, and fault indicator lights are clear and distinct, making it easy for on-site staff to quickly judge the equipment's operating status. The terminal block adopts a large spacing design, suitable for wires of different diameters, with good heat dissipation and conductivity, and long-term operation without heating or aging, ensuring safe and reliable electrical connections.

In terms of core measurement technology, the rail type electric energy meter adopts a dedicated digital measurement chip, combined with high-precision sampling resistors and current transformers, to achieve high-speed acquisition and accurate calculation of electric energy signals. The product supports functions such as active and reverse metering, reactive metering, maximum demand statistics, and time of use billing. It can automatically achieve peak valley electricity metering according to regional electricity pricing policies, meeting the diverse billing needs of commercial and industrial users. High measurement accuracy, small operating error, and the ability to truly reflect the actual electricity consumption of users, effectively safeguarding the interests of both the power supply and the power consumption parties. At the same time, the device has good temperature adaptability and can be used in-Stable operation within the temperature range of 20 ℃~+60 ℃, suitable for various complex environments such as outdoor boxes, basements, and high-temperature workshops, with strong environmental tolerance.

Intelligence and communication expansion capability are important competitive advantages of rail mounted energy meters. The product comes standard with a communication interface that supports data exchange with the upper computer, concentrator, and cloud platform, enabling remote meter reading, remote control, load control, and other functions. Through the energy consumption monitoring platform, management personnel can view the electricity consumption of each circuit in real time, generate electricity consumption reports, trend curves, energy consumption comparison analysis, and timely discover abnormal electricity consumption and waste phenomena, providing data support for energy-saving transformation. Part of the guide rail meters integrate switch input and output functions, which can be linked with circuit breakers and contactors to achieve remote opening and closing control. They support prepaid functions, automatically closing after users recharge, and automatically tripping when overdue, effectively solving the problem of electricity bill recovery.

In terms of safety protection and quality assurance, the rail type electric energy meter has electrical safety design, with anti-theft and tamper proof functions. The meter cover is equipped with a lead seal position to prevent illegal opening and modification of parameters. The product has the ability to resist lightning strikes, static electricity, and electromagnetic interference, and can maintain stable operation in complex electromagnetic environments. All products undergo strict precision verification, aging testing, withstand voltage testing, and environmental testing before leaving the factory to ensure stable performance and reliable quality of each device. At the same time, the product complies with relevant national standards for electric energy meters, has legal qualifications for measurement, and can be directly used for trade settlement and assessment measurement.

In terms of application scenarios, rail mounted energy meters have a wide coverage range. Used for household metering and single-phase circuit monitoring in residential buildings; In commercial complexes, it is used for sub item measurement of shops and public areas; In the industrial field, it is used for monitoring the electricity consumption of workshop equipment, production lines, and power circuits; In infrastructure and public buildings, it is used for measuring dedicated circuits such as street lamps, charging stations, and computer rooms. Its flexible installation method, data collection capability, and stable and reliable performance make it an ideal choice for smart electricity, energy management, and intelligent distribution systems.

HDS-3EQ/CPositive and negative active trackless electric energy meter

HDS-3EQ/CPositive and negative active trackless electric energy meter