DTZY1218 Three-phase four-wire prepaid smart energy meter

With the rapid development of smart grids and industrial automation, accurate electricity measurement and reliable energy management have become increasingly important. Traditional energy meters are gradually being replaced by intelligent solutions that provide higher accuracy, better data stability, and improved monitoring capabilities.

The DTZY1218 Three Phase Smart Energy Meter is designed to meet the requirements of modern power distribution systems. With high measurement accuracy, anti-creep protection, long-term data storage, and strong environmental adaptability, this meter provides an efficient solution for residential, commercial, and industrial energy monitoring applications.

High Accuracy Measurement for Reliable Energy Management

Accurate power measurement is essential for electricity management, billing, and energy-saving analysis.

The DTZY1218 smart energy meter provides:

• Active power accuracy class: C (0.5S)

• Reactive power accuracy class: 2

• Rated frequency: 50Hz

With advanced measurement technology, the meter can accurately monitor electricity consumption and provide reliable data for power management systems.

The high accuracy design makes it suitable for applications requiring precise energy monitoring, including:

• Industrial power distribution

• Commercial buildings

• Smart grid systems

• Energy management projects

Flexible Current and Voltage Specifications

The DTZY1218 supports multiple current configurations to meet different installation requirements.

Available models include:

This flexible configuration allows the meter to adapt to different power systems and load requirements.

Advanced Anti-Creep Function for Accurate Operation

In energy measurement systems, creep errors may affect measurement accuracy when the load is extremely low or no current is flowing.

The DTZY1218 is equipped with an advanced anti-creep logic design, which helps prevent incorrect energy accumulation caused by abnormal low-load conditions.

This feature improves:

• Measurement reliability

• Long-term accuracy

• Metering stability

It ensures that electricity data remains accurate even in complex operating environments.

Stable Electrical Performance and Low Power Consumption

The DTZY1218 is designed with efficient electrical performance to ensure reliable long-term operation.

Key electrical parameters include:

• Normal operating voltage: 0.80Un~1.15Un

• Ultimate operating voltage: 0.7Un~1.2Un

• Voltage circuit power consumption: ≤1.5W and 6VA

• Current circuit power consumption: <1VA

The low power consumption design reduces energy loss while improving system efficiency.

Reliable Backup Power and Long Data Storage

Power interruption should not result in data loss. The DTZY1218 integrates reliable battery support systems to maintain important meter information.

Battery performance includes:

• Clock battery voltage: 3.6V

• Meter reading battery voltage during power outage: 6V

• Clock accuracy: ≤0.5 seconds/day at 23℃

• Clock battery capacity: ≥1200mAh

• Meter reading battery capacity: ≥2000mAh

After power failure, the meter can maintain stored data for:

≥10 years

This long-term data retention capability makes it suitable for applications requiring continuous monitoring and reliable historical energy records.

Compact Design for Easy Installation

The DTZY1218 adopts a compact wall-mounted structure, making installation easier in various electrical environments.

Product dimensions:

290mm × 170mm × 85mm

Its compact size helps save installation space while maintaining excellent measurement performance.

The wall-mounted design is suitable for:

• Distribution cabinets

• Electrical rooms

• Commercial facilities

• Industrial power systems

Strong Environmental Adaptability

Electrical equipment often operates under different climate conditions. The DTZY1218 is designed to maintain stable performance in challenging environments.

Environmental specifications:

• Normal operating temperature: -25℃ to +60℃

• Maximum operating temperature: -45℃ to +75℃

• Storage and transportation temperature: -45℃ to +75℃

• Humidity resistance: ≤80%

• Protection rating: IP54

The IP54 protection design provides resistance against dust and moisture, improving reliability in outdoor or industrial installations.

Applications of DTZY1218 Smart Energy Meter

Due to its accuracy, durability, and intelligent design, the DTZY1218 can be widely applied in different power management scenarios.

Industrial Applications

• Factory electricity monitoring

• Production energy management

• Equipment power consumption analysis

Commercial Applications

• Office buildings

• Shopping centers

• Hotels

• Public facilities

Smart Grid Applications

• Remote energy monitoring

• Electricity data collection

• Power distribution management

The meter helps users improve energy efficiency and optimize electricity usage through accurate measurement data.

Why Choose DTZY1218 Three Phase Smart Energy Meter?

Compared with traditional energy meters, the DTZY1218 provides several advantages:

✔ High measurement accuracy
✔ Three-phase power monitoring capability
✔ Anti-creep protection design
✔ Low power consumption operation
✔ Long-term data storage after power failure
✔ Wide temperature adaptability
✔ IP54 protection level
✔ Compact wall-mounted structure

These features make it a reliable choice for modern energy management systems.

Conclusion

The DTZY1218 Three Phase Smart Energy Meter combines accurate measurement technology, intelligent protection functions, and reliable environmental performance to meet the growing demands of modern electrical systems.

Whether used in industrial facilities, commercial buildings, or smart grid projects, this energy meter provides stable and accurate electricity monitoring, helping users improve energy efficiency, reduce operating costs, and achieve smarter power management.

As energy management continues to evolve toward digitalization and intelligence, advanced smart meters like the DTZY1218 will play an increasingly important role in building efficient and sustainable power systems.