1. Вовед
This manual provides essential instructions for the safe and efficient installation, operation, and maintenance of your FUZHUI Smart Electricity Meter. This 3 Phase 4 Wire Multifunctional Energy Meter features 4G rail type installation, Tuya App integration for electricity management, high accuracy measurement, and remote monitoring capabilities. Please read this manual thoroughly before use and retain it for future reference.
The FUZHUI Smart Electricity Meter is designed for various applications, including residential, commercial, and industrial settings, enabling precise energy monitoring and management.

Слика 1.1: Applicable scenarios for the FUZHUI Smart Electricity Meter.
2. Производот завршиview
2.1 Клучни карактеристики
- Stable and Reliable: Constructed from high-quality materials and subjected to rigorous testing to ensure long-lasting performance and stability.
- High Accuracy Measurement: Utilizes advanced technology to guarantee precise power measurement, minimizing discrepancies.
- Energy Saving and Cost Control: Incorporates a pre-payment function to encourage responsible power consumption, leading to energy and cost savings.
- Мултифункционална апликација: Suitable for both household and commercial use in diverse environments such as residences, offices, and factories.
- Далечинско следење: Features a 4G rail design that enables remote meter reading, facilitating real-time data monitoring and management via the Tuya App.
2.2 Компоненти и дисплеј
The meter features a clear digital display for energy readings and indicators for operational status.

Слика 2.1: Предна страна view of the electricity meter with display and indicators.
The transparent cover helps prevent unauthorized tampering and provides a visual indication if the device has been opened.

Слика 2.2: Transparent cover for tamper prevention.
3. Спецификации
| Спецификација | Вредност |
|---|---|
| Тип на ставка | Мерач на електрична енергија |
| Тежина | 628g / 22.15oz (Product only), 1.38 pounds (Package) |
| Материјал | ABS |
| Basic Current | 10 А |
| Максимална струја | 80 А |
| Константа на пулсот | 800mp/kWh |
| Производител | FUZHUI |
| Број на модел | FUZHUI23qu7h5e4k |
| Димензии на пакетот | 5.51 x 3.94 x 3.54 инчи |
4. Поставување и инсталација
4.1 Безбедносни мерки на претпазливост
- Инсталирањето треба да го врши само квалификуван персонал.
- Пред да започнете со инсталацијата, осигурајте се дека целото напојување е исклучено.
- Следете ги сите локални електрични кодови и прописи.
- Носете соодветна лична заштитна опрема (ППЕ).
4.2 Mounting the Meter
The FUZHUI Smart Electricity Meter is designed for DIN rail mounting. Securely attach the meter to a standard DIN rail in your electrical panel.

Слика 4.1: Заден дел view showing DIN rail mounting mechanism.
4.3 Метод на поврзување
The meter is a 3 Phase 4 Wire type. Carefully follow the wiring diagram below to connect the input and output phases and neutral lines. Ensure all connections are tight and secure.

Слика 4.2: Detailed wiring diagram for 3 Phase 4 Wire connection.
- Connect the 'A phase in' and 'A phase out' wires.
- Connect the 'B phase in' and 'B phase out' wires.
- Connect the 'C phase in' and 'C phase out' wires.
- Connect the 'N neutral in/out' wire.
Двапати проверете ги сите врски пред да го вратите напојувањето.
5. Упатства за работа
5.1 Почетно вклучување
Once wired correctly, restore power to the circuit. The meter's display should illuminate, showing the current energy consumption reading. The 'Active' and 'Network' indicators should light up, indicating proper operation and network connectivity.

Слика 5.1: Meter display showing energy reading.
5.2 Tuya App Integration and Remote Monitoring
This meter integrates with the Tuya App for smart electricity management. Download the Tuya Smart App from your device's app store.
- Спарување: Follow the instructions within the Tuya App to add a new device. The meter's 'Network' indicator will assist in confirming connectivity status during pairing.
- Далечинско следење: Откако ќе се спарите, можете view real-time energy consumption, historical data, and manage settings remotely through the app.
- Pre-payment Function: Utilize the app's features to manage pre-payment for electricity, helping to control energy usage and costs.
5.3 Читање на екранот
The digital display shows the total accumulated energy consumption in kWh. The '800imp/kWh' indicator flashes to signify energy pulses, with 800 pulses representing 1 kilowatt-hour of consumption.

Слика 5.2: Accurate measurement display.
6. Одржување
- Чистење: Keep the meter clean and free from dust. Use a soft, dry cloth for cleaning. Do not use liquid cleaners or solvents.
- Инспекција: Periodically inspect the wiring connections for any signs of loosening or damage. Ensure the transparent cover is securely closed.
- Животна средина: Ensure the meter is installed in a dry, well-ventilated area, away from direct sunlight, extreme temperatures, and corrosive environments.
- Нема делови што може да ги сервисира корисникот: The meter contains no user-serviceable parts. Do not attempt to open or repair the device yourself. Refer all servicing to qualified personnel.
7 Смена на проблеми
| Проблем | Можна причина | Решение |
|---|---|---|
| Meter display is off | No power supply; Loose wiring | Check power supply to the circuit. Verify all wiring connections are secure. |
| No energy reading | Incorrect wiring; No load connected | Review wiring diagram (Figure 4.2) and ensure correct connections. Confirm there is an active electrical load. |
| 'Network' indicator off/flashing | No 4G signal; Meter not paired with Tuya App | Ensure adequate 4G signal strength. Follow Tuya App pairing instructions. |
| Неточни читања | Incorrect wiring; Faulty unit | Verify wiring. If problem persists, contact customer support. |
If you encounter issues not listed here or if troubleshooting steps do not resolve the problem, please contact FUZHUI customer support.
8. Гаранција и поддршка
FUZHUI products are manufactured to high-quality standards. For warranty information and technical support, please refer to the documentation included with your purchase or contact FUZHUI customer service directly. Please have your model number (FUZHUI23qu7h5e4k) and purchase details ready when contacting support.