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  • Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for  Digital Electricity Meter
  • Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for  Digital Electricity Meter
  • Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for  Digital Electricity Meter
  • Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for  Digital Electricity Meter
  • Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for  Digital Electricity Meter
  • Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for  Digital Electricity Meter
Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for  Digital Electricity Meter

Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for Digital Electricity Meter

  • 1000 - 4999 Pieces
    $35
  • 5000 - 9999 Pieces
    $25
  • >= 10000 Pieces
    $10

Customization:

Hardware(Min.Order: 1000 pieces)
Software(Min.Order: 1000 pieces)
Data Security(Min.Order: 1000 pieces)

Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for Digital Electricity Meter

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Three-Phase Energy Measurement: Accurately measures electrical energy consumption in industrial, commercial, and household three-phase systems with Class 1 precision.
  • Real-Time Monitoring: Equipped with a digital LCD/LED display for immediate energy usage tracking and time display.
  • Prepayment Control: STS prepayment functionality enables payment-based energy management for both residential and commercial users.
  • Smart Connectivity: Supports WiFi and RS485 communication protocols for seamless integration into IoT networks, smart grids, and remote monitoring systems.

Key features

  • 1. Eco-Friendly & Waterproof Material Technology

  • With eco-friendly and waterproof materials, ensure long-lasting performance in outdoor and industrial environments*.

  • 2. Smart Connectivity & Interactive Design

  • With WiFi/RS485 connectivity and LED display, monitor energy usage remotely and customize prepayment plans via multi-program presets*.

  • 3. High-Accuracy Performance Parameters

  • With class 1 accuracy (up to 20% more precise than Class 2 meters*) and 100A capacity, handle high-demand systems reliably.

  • 4. Versatile Scenario Solutions

  • Designed for three-phase systems, it supports both commercial continuous operation and home prepayment setups, adapting to diverse scenarios like industrial IoT and household use.

  • 5. MID Certification for Compliance

  • With MID certification, ensure compliance with EU standards for accuracy and reliability in energy measurement.

Product details

Smart Electrical Meter Device Bluetooth Power Energy Wifi Digital Three Phase Electricity Meter for  Digital Electricity Meter

The LD302 Smart Electrical Meter is a versatile three-phase energy meter designed for precise energy monitoring in telecommunication, industrial, IoT, and household applications. Equipped with WiFi and RS485 communication, MID certification, and a durable LED display, it ensures compliance, reliability, and real-time data access. With eco-friendly materials and waterproof construction, it adapts to diverse environments while supporting prepayment functionality for efficient billing management.

Technical specifications

FeatureSpecificationApplication Scenario
Accuracy ClassClass 1Industrial and commercial energy audits
CommunicationWiFi, RS485IoT integration and remote monitoring
Display TypeLEDClear real-time energy consumption tracking
Protection FeaturesOvercurrent/overvoltageSafeguarding equipment in high-stress grids
Waterproof RatingIP65Outdoor installations or humid environments
Max Current100AHigh-demand industrial facilities
CertificationMID (Measuring Instruments Directive)EU regulatory compliance for trade settlements

Customization guide

Adjustable parameters include tariff periods, current range (up to 100A), and communication protocols to meet specific IoT, industrial, or household needs.

Get inspired

Optimize energy management with the LD302’s real-time data and prepayment features. For instance, its waterproof design ensures reliability in outdoor warehouses, while MID certification streamlines compliance for utility providers.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
CommunicationWiFi onlyWiFi + RS485WiFi + RS485 + Bluetooth*
Accuracy ClassClass 2Class 1Class 1
Waterproof RatingIP54IP65IP67
Max Current60A80A (+33%)*100A (+67%)*

Supplier's note

  1. Technical Breakthroughs:

    • MID Certification: Enables seamless deployment in EU markets for trade settlement-grade accuracy.
    • Dual Communication (WiFi/RS485): Integrates with both legacy systems and modern IoT platforms.
    • IP67 Waterproofing: Extends usability to harsh outdoor environments, reducing downtime.
  2. Version Selection Guide:

    • Base Model: Ideal for small businesses or residential use needing basic WiFi monitoring.
    • Advanced Model: Targets smart buildings and industrial sites requiring RS485 for grid integration.
    • Pro Model: Best for heavy industrial plants needing Bluetooth for mobile diagnostics and 100A capacity.

With MID certification, you can ensure regulatory compliance across Europe. With IP67 waterproofing, you can deploy meters in outdoor substations confidently. The Pro Model’s triple-protocol communication enables 20% faster data synchronization than single-protocol meters.

Frequently asked questions

  • Which model is best for prepayment systems in commercial spaces like offices or small cafes?

  • How do I maintain the LD302 energy meter for longevity?

  • Is the LD302 MID-certified for accurate energy measurements?

  • Can the LD302’s tariff periods be customized for peak and off-peak rates?

  • Does the LD302 support Modbus for integrating into smart grids?

  • Can the LD302 handle 100A loads in industrial settings?

  • What ensures the LD302’s class 1 accuracy in three-phase systems?

  • How easy is it to install the LD302 in existing electrical panels?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Prepayment MetersCommercial, ResidentialSTS prepayment system with Class 1 accuracy (±1% at 50A, IEC 62053) ▲▲
WiFi/RS485 connectivity (IEEE 802.11)
Enables remote billing and real-time alerts ▲▲
MID-certified for legal compliance
Higher upfront cost ▲
Requires smart grid infrastructure
Industrial Grade MetersFactories, Power PlantsIP65 waterproof (IEC 60529) ▲
100A max current (IEC 61557)
Withstands harsh environments ▲▲
Handles high loads for industrial use
Bulky design ▲
Complex installation requiring certified technicians
Smart Home MetersResidential Smart HomesWiFi-enabled (IEEE 802.11) ▲
LED display (ISO 9001)
User-friendly interface
Integrates with IoT devices (e.g., smart thermostats)
Limited to single-phase systems
No overcurrent protection standard
IoT-Integrated MetersTelecommunication, IoT NetworksDual protocols (WiFi + RS485) ▲▲
Modbus/DLMS support (IEC 62056)
Seamless IoT ecosystem integration ▲▲
Remote monitoring via cloud platforms
Requires advanced setup
Higher vulnerability to cyber threats
Commercial Energy MetersRetail, Office BuildingsMID certification (EU legal compliance) ▲
24-hour load profiling
Legal compliance for billing ▲▲
Detailed consumption analytics for cost optimization
Higher cost compared to basic meters ▲
Requires certified installation
Residential MetersStandard HomesBasic LCD display (IEC 61076) ▲
Class 2 accuracy (±2% at 50A)
Affordable and easy installation
Low power consumption ▲▲
No remote features
Limited durability in extreme conditions

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