3 phase Smart Energy Meter with Communication
We provide free sample testing and 24/7 technical support. We can customize communication protocols and appearances according to your needs, and offer tiered price discounts for bulk purchases. These services help you reduce procurement and operation and maintenance costs, and enhance the competitiveness of your projects.

Product Parameters
| Type | D3132 |
| standards | EN 50470-3:2022,IEC 62053-21/23:2020,IEC 62052-31:2015,UL61010-1,UL61010-2-030 |
| voltage | |
| Rated voltage un | 3x230/400v |
| voltage range | 70%un~140%un |
| current | |
| Minimum current Imin | 0.25A |
| Reference current Ib | 5A |
| Maximum current Imax | 80A |
| starting current ist | 0.4%Ib |
| Rated Frequency Fn | 50HZ |
| Accuracy | class B/1.0 for active;class 2.0 for reactive |
| pulsating Indicator | LED |
| pulsating(meter constant) | 1000 imp/kwh;1000 imp/kvarh |
| Environment | |
| Temperature range | operation:-40-70℃ |
| storage:-40-85℃ | |
| port ect ion Degree | IP51 in protective enclosure |
| Insulation class | II |
| Typical power consumption | |
| voltage circuit active lap parent power atun | ≤1.5W/8VA |
| current circuit apparent power at Ib | <1VA |
| LCD Display | Dot Matrix type,backlight supported |
| communication Interface | RS485 port,up to38400 b ps |
| weight of Meter | About0.3kg |
| Dimension(LXW XD) | 90x52.5x62mm |
1. High-precision Measurement: Core Guarantee for Energy Consumption Data in Large-scale Projects
As the "data entry point" for energy management in large-scale projects, our three-phase smart energy meter takes Class 0.2S measurement accuracy (in compliance with the IEC 62053-22 international standard) as its core advantage. It is perfectly suitable for high-load and multi-circuit energy consumption measurement needs in large-scale scenarios such as industrial plants, commercial complexes, and data centers. The product adopts dual-core current sampling technology and a high-precision ADC chip, and can maintain stable measurement accuracy within a wide load range (0.1%~200% rated current). This effectively avoids measurement deviations caused by load fluctuations, and provides true and reliable data support for project energy consumption statistics, cost allocation, and energy-saving analysis. At the same time, the energy meter is equipped with a multi-parameter collection function, which can monitor key electrical parameters such as three-phase voltage, current, power factor, and harmonic content in real time. This helps the project operation and maintenance team to promptly detect power grid abnormalities and reduce equipment loss and safety risks.
2. Stable and Reliable Communication Capability: Key Support for Remote Control of Large-scale Projects
To meet the communication needs of "multiple devices, wide coverage, and long distance" in large-scale projects, our product is equipped with a multi-mode communication module, supporting multiple communication methods such as RS485, LoRa, NB-IoT, and 4G/5G, which can be flexibly selected according to project scenarios:
Indoor intensive deployment scenarios (e.g., energy meters on floors of commercial complexes): RS485 bus communication is adopted, with a transmission distance of up to 1,200 meters and support for cascading of up to 32 devices, meeting the needs of centralized wiring management;
Outdoor distributed scenarios (e.g., park street lamps, distributed photovoltaic power plants): LoRa/NB-IoT wireless communication is used, which has strong penetration and low power consumption. It can realize long-distance data transmission without wiring, reducing construction costs;
Cross-regional large-scale projects (e.g., chain factories, urban power grid transformation): 4G/5G public network communication is supported, enabling real-time upload of energy meter data nationwide and breaking geographical restrictions.
In addition, the product adopts communication data encryption technology (in compliance with GB/T 38315-2019 Technical Requirements for Information Security of Smart Electricity Meters), which performs end-to-end encryption on collected data to prevent data tampering and leakage, and ensure the security and integrity of energy data in large-scale projects.
3. Full Lifecycle Remote Management: Core Tool for Cost Reduction and Efficiency Improvement
Large-scale projects involve a large number of energy meters with wide distribution. The traditional manual inspection and management method is costly and inefficient. Relying on a cloud-based intelligent management platform, this product realizes full lifecycle remote control, with core functions including:
Remote Meter Reading and Billing: It automatically collects energy meter data at regular intervals (supporting minute-level and hour-level collection intervals) and generates electricity consumption reports, avoiding manual meter reading errors. At the same time, it supports complex billing modes such as time-of-use electricity prices and step electricity prices, meeting the needs of refined cost accounting for large-scale projects;
Remote Control and Fault Diagnosis: It supports remote switching (on/off) and parameter configuration (e.g., tariff rate, alarm threshold). When the energy meter has abnormalities such as overvoltage, overcurrent, phase failure, or communication failure, the platform pushes alarm information in real time and automatically locates the position of the faulty device. The operation and maintenance personnel can conduct remote troubleshooting, greatly shortening the fault handling time;
Energy Consumption Analysis and Energy-saving Optimization: The platform has functions of energy consumption trend analysis, load forecasting, and abnormal electricity consumption identification. It can help large-scale projects identify high-energy-consuming equipment and optimize electricity consumption plans. For example, by analyzing the electricity consumption law of the air conditioning system in a data center, the operation strategy can be adjusted to reduce overall energy consumption.
Taking a large-scale industrial park as an example, after the deployment of this product, the manual inspection cost was reduced by 60%, the fault handling time was shortened to within 1 hour, and the annual overall energy consumption was reduced by 8%~12%.
4. High Protection and Compliance: Safety Guarantee for Adapting to Complex Scenarios
Large-scale projects often face complex operating environments (e.g., high temperature, humidity, dust, electromagnetic interference). This product strictly controls the protection design and compliance:
Hardware Protection: It adopts an IP65-level waterproof and dustproof housing (for outdoor models) and a wide-temperature design (-40℃~+70℃), which can adapt to harsh environments such as industrial parks and outdoor photovoltaic power plants; a built-in lightning protection module (in compliance with GB/T 17626.5 standard) resists lightning strikes on the power grid and ensures stable operation of the equipment;
Compliance Certifications: The product has passed the Type Approval for Measuring Instruments of the State Grid (CPA), CMC Metrological Certification, CE Certification, and RoHS Certification. It fully meets the compliance requirements for procurement of domestic and foreign large-scale projects, avoiding project acceptance risks caused by incomplete qualifications.
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