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Electricity Meter

Three Phase Smart SMP302 Electricity Meter

The Three Phase Smart SMP302 Meter is an advanced metering solution for modern utility infrastructure, offering accurate energy measurement, comprehensive billing, and power quality monitoring. With flexible plug-and-play communication, multi-tariff support, and robust anti-tamper features, it enhances operational efficiency, reliability, and sustainability.

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Technical specification

Three Phase (SMP302) Smart Electricity Meter

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.

Meter Information:

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

Data Query and Billing Button:

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

STS Keypad:

The meter includes a keypad for user inputs, ensuring secure interaction for commands like billing reset and tariff selection.

Optical Communication Interface:

An optical port with iron housing is included for local data exchange, enabling configuration updates and communication with data collectors.

Major Application and Features

The three-phase SMP302 smart electricity meter has several major applications:

Remote Communication and Control:

Equipped with RS485 and wireless communication (CAT.1 + 4G) with a short antenna, it supports two-way communication, enhancing control and data collection capabilities.

DLMS/COSEM Protocol Compliance:

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

Load Profiles and Billing:

It records load profiles at 15-minute intervals for up to 60 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.

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

Power and Backup:

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

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.

Dust and Water Protection:

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

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 (SMP302) Smart Electricity Meter offers advanced measurement, billing, and communication features for efficient energy usage, monitoring, and management, making it suitable for modern energy infrastructures.

Figure 01 - Front Panel
Figure 02 - SM102 mart Meter with variety of Modules
Figure 03 - Installing KeyPad Module
Figure 04 - Components
Figure 05
Figure 06
Figure 07 - Measurements

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