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High Precision Grid Meters (0.5s) Manufacturer.

High-performance smart metering infrastructure for global utility networks and sustainable energy grids.

Product
Narrative

Technical Innovation & Quality Heritage

YTL’s High Precision Grid Meters are designed for the most demanding utility and industrial applications where measurement accuracy is paramount. As a top-tier manufacturer, Zhejiang Yongtailong has engineered these meters to meet the stringent Class 0.5s active energy standard (IEC 62053-22). These instruments are typically installed at grid interconnection points, large power plants, and high-voltage substations to facilitate bulk energy trading. Featuring advanced Digital Signal Processing (DSP) and high-stability voltage/current sensors, they provide superior performance even under distorted waveforms and low power factors. These meters are the "gold standard" for revenue-grade metering, ensuring that massive energy transactions are recorded with the highest possible level of financial integrity and technical precision.

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Technical Datasheet

Technical Category0.5s Precision Specification
Accuracy ClassClass 0.5s (Active), Class 2.0 (Reactive)
Input TypeTransformer Operated (CT/PT)
Voltage Range3x57.7/100V, 3x230/400V
Harmonic AnalysisUp to 31st or 63rd Harmonic
CommunicationDual RS485, Ethernet, DLMS/COSEM

Product Application

  • Substation Boundary Metering
  • Large Scale Renewable Integration
  • Energy Intensive Heavy Industry

Substation Boundary Metering

In the world of utility power transmission, accuracy is everything. These Class 0.5s meters are installed at the boundary points between different utility grids or between transmission and distribution networks. Because millions of dollars worth of electricity pass through these points monthly, even a 0.1% error is unacceptable. Our high-precision meters ensure that every kilowatt-hour is accounted for, providing the certified data needed for financial settlement between power companies and grid operators, while maintaining a detailed record of power quality and load trends.

Large Scale Renewable Integration

Essential for utility-scale solar farms and wind parks where the energy output must be metered at the high-voltage substation. These meters handle the rapid fluctuations in renewable generation with extreme stability. They measure bi-directional flow with the same high precision, allowing plant owners to track their generation efficiency and grid compliance. The integrated harmonic analysis features help operators monitor the impact of large-scale inverters on grid purity, ensuring that the renewable energy being fed into the system meets the highest quality standards.

Energy Intensive Heavy Industry

Designed for steel mills, aluminum smelters, and chemical plants that consume massive amounts of electricity. For these businesses, power is the single largest operating cost. The Class 0.5s meter provides the extreme accuracy needed to verify utility bills and monitor the efficiency of heavy industrial processes. By integrating these meters into their energy management systems, industrial users can detect minute inefficiencies in their high-voltage transformers and motors, allowing them to optimize their power consumption and achieve significant bottom-line savings.

Product Advantages

Certified 0.5s Accuracy

Meets the highest international standards for revenue metering, ensuring that large-scale energy transactions are documented with surgical precision and legal validity.

Advanced Power Quality

Goes beyond simple energy counting to provide deep insights into harmonics, voltage dips, swells, and interruptions, helping protect sensitive industrial equipment.

Multi-Port Connectivity

Features redundant communication ports (e.g., dual RS485 and Ethernet), allowing the meter to simultaneously serve the utility billing system and the customer's SCADA.

Frequently Asked Questions

  • Q: Why use "Class 0.5s" instead of "Class 1.0"?

    A: "s" signifies the meter maintains its high accuracy even at very low currents (down to 1% of rated current), which is critical for high-voltage billing applications.

  • Q: Does it support direct connection?

    A: No, high-precision grid meters are almost always transformer-operated (via CTs and PTs) to handle the voltages and currents found in substations.

  • Q: Can it record voltage waveforms?

    A: Yes, our high-end precision models can capture waveform snapshots during power quality events, assisting engineers in forensic electrical analysis.

  • Q: How often does it need calibration?

    A: Due to the high-stability components used, these meters typically remain within their accuracy limits for over 10 years, though local regulations may vary.

  • Q: Is it compatible with IEC 61850?

    A: We offer specific models with Ethernet ports that support the IEC 61850 protocol for seamless integration into modern digital substation architectures.

Welcome To A National High-tech Enterprise

Established in 2000, Zhejiang Yongtailong Electronic Co., Ltd. is located in Tongxiang. As a professional High Precision Grid Meters (0.5s) manufacturers and High Precision Grid Meters (0.5s) suppliers in China , YTL designs and produces electronic energy meters which are cost-efficient and ideal for the use in solutions for AMR/AMI at residential as well as industrial applications.YTL was one of the first companies in the domestic market with which had an internal R&D department as well as international sales business. Since our foundation in 2000 we have grown to a manufacturer which complies and meet to many specifications from our national and international partners. At present our export volume makes us a leading company for technology and product export to more than 60 countries throughout the world.YTL is devoted to develop and design all types of electronic energy meters, concentrators and solution applications. With a combined design of the special accessories, we have successfully developed series of competitive products of small size, multifunction, low power consumption and excellent performance. We offer a one-to-one service to our partners. With annually over 68 projects that are successfully finished and holding over 500 patents of design rights, we are also advanced in the technology and patents of current sampling.

  • 2000

    Established In

  • 500+

    Employees

  • 60+

    Export
    Countries

  • 500+

    Patent

  • 10million+

    sets per year

YTL Honor

  • MID
  • KEMA
  • DLMS
  • IEC
  • KEMA
  • SGS

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