FRONT VIEW DESCRIPTION:

DISPLAY

The meter features an LCD display with 8 characters and up to 2 decimal points, providing real-time information on energy consumption, voltage, and current. The backlight is white for easy readability.

DATA QUERY BUTTON

Compliant display and demand button are available to allow users to interact with the meter, query data, and navigate menus. Additionally, sound feedback is provided when buttons are pressed.

OPTICAL COMMUNICATION INTERFACE

An optical communication interface is present for data exchange. This interface might be used for data reading , configuration and firmware upgrade.

METER INFORMATION

Essential information, such as the serial number and model details, is provided on the front and module covers, aiding identification and usage.

STS KEYPAD

The meter includes a keypad used for querying data information and  recharge.

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MAJOR APPLICATION

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Remote Communication and Control:

Equipped withRS485 and wireless communication (CAT.1+2G) with a short antenna, it supports two-way communication, enhancing control and data collection capabilities.

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DLMS/COSEM Protocol Compliance:

The meter complies with DLMS/COSEM standards, ensuring compatibility and inter operability with other smart metering systems.

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Load Profiles and Billing:

It records load profiles at 15-minute intervals for up to 100 days and supports monthly billing data storage for 12 months, providing detailed consumption records. Billing is reset automatically at the beginning of each month, with configurable settings.

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Real-Time Clock Unit:

The meter has a real-time clock unit with an accuracy of less than 0.5 seconds per day, maintaining precise time for billing and event logging.

Hardware and Structure

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Power and Backup:

A super capacitor supports the "last gasp" function for sending final data during power outages, and internal/external batteries provide reliable backup power.

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Cover and Terminal Materials:

The meter housing, including the cover, terminal cover, and terminal block, is made of polycarbonate (PC), with a white color for the main body and a transparent terminal cover. The terminal materials are copper, with nickel coating, and zinc-coated iron screws to ensure durability.

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Dust and Water Protection:

The meter is rated with IP54 protection, providing resistance against dust and water, ensuring durability in various environmental conditions.

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Sealing and Tamper Protection:

The meter is equipped with multiple seal positions (top cover, terminal cover, module covers, MD button) to prevent tampering. The sealing material is aluminum caps by default.

The Three Phase (SED302) Smart Electricity Meter offers advanced measurement, billing, and communication features for efficient energy usage, monitoring, and management, making it suitable for modern energy infrastructures.