
- Acrel Electric Co., Ltd
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China Manufacturer with main products:Hall Sensor ,Split Core Current Transformer ,AC Energy Meter ,DC Energy Meter ,IoT Wireless Power Meter ,PV/Solar Inverter Energy Meter ,Data Center Power Meter ,Wireless Temperature Monitoring System and Sensors ,Medical IT Products ,City Utility Tunnel Moter Protector ,Electrical Insulation Safety Products ,Energy Quality Improvement
Home > Products > AC power/energy meter > 8 digits LCD display Smart Three phase DIN Rail kwh Prepaid Energy Meter ADL300-EY for university dormitory shopping mall
8 digits LCD display Smart Three phase DIN Rail kwh Prepaid Energy Meter ADL300-EY for university dormitory shopping mall
- Negotiable |Get Latest Price
- 1
- 1000 per Month
- T/T Credit Card
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Product Description


● Rated Voltage: 3x380~456Vac L-L
● Rated Current: 3x10(80)A AC (via direct connect); 3x1(6)A AC (via CTs)
● Communication: RS485 Modbus, Infrared
● Multi-rate&Multi-tariff: 4 Tariff Rates (Spike, Peak, Valley and Flat kWh Unit Price)
● Display: LCD (8 digits)
● Installtion: 35mm DIN Rail
● Standard&Certificate: CE
● Topping up by Mobile APP (Online)
● Topping up by Prepaid System (Online)
● Low Balance Credit Alarm by sending SMS



Parameter | Description&Value | ||
Measurement | kWh&kVarh | Total active kWh (bidirectional --positive and negative in total) | |
Electrical Paratmeters | U (Voltage), I (Current), P (Active Power), Q (Reactive Power),S (Apparent Power), PF (Power Factor), F (Frequency) | ||
Function Mode | Prepaid Mode | Meter will shut down the power once the credit balance is below zero. (Data like credit balance is saved in the meter) | |
Postpaid Mode | Meter won't shut down the power once credit balance is below zero. (Can remotely control the meter to shut down the power by using Prepaid System) | ||
Mode Change | Meter can change the mode between prepaid and postpaid by receiving the command from prepaid system | ||
Control | Auto-tripping Control | Auto-tripping control is processed by the built-in high-capacity holding relay of the meters to realized on-off control of circuits breaker, also, this type of control will only be triggerred when meter is in Prepaid Mode | |
Remote Control | Remote control will be command by prepaid system. When users give a command of switch on-off to a certain meter, this command will be send to meters through wireless communication and finally meter will shut down or recover the power after receiving the command. This type of control can be done when meter is in Postpaid Mode | ||
Multi-rate Multi-Tariff | Optional Function | 4 tariff rates (spike, peak, valley, flat); 14 time intervals by day | |
Input Voltage | Rated Voltage | 3x380~456Vac L-L (Voltage signal input will be also served as power supply for meters) | |
Frequency | 45~65Hz | ||
Consumption | <4VA (each phase) | ||
Input Current | Rated Current | 3x10(80)A AC (direct connection); 3x1(6)A AC (connected via CTs) | |
Starting Current | 0.004 Ib (direct connection); 0.002 In (connnected via CTs) | ||
Accuracy | Measurement | Class 0.5s | |
Clock | ≤0.5s/d | ||
Pulse | Pulse Width | 80ms±20ms | |
Pulse Constant | 6400imp/kWh (direct connection); 400imp/kWh (connected via CTs) | ||
Communication | RS485 Interface | MODBUS-RTU Protocol | |
Infrared | Used for Meter Reading | ||
HMI | LCD Display | 8 bits section LCD display | |
Keypads Programming | Setting of communication, current ratio and etc. | ||
Mechanical Feature | Out-line Dimension (L*W*H) | 72mm*88mm*70mm | |
Max Wiring Ability (with Flexible Cable) | 25mm2 | ||
Environment | Operating Temperature | -25℃~+55℃ | |
Storage Temperature | -40℃~+70℃ | ||
Humidity | ≤95% (No condensation) | ||
Altitude | <2000m |




















Credit member

Acrel Electric Co., Ltd Ltd. [Stock Code : 300286. SZ] is a high-tech enterprise concentrating on research, production, sales and services. It mainly provides systemic solutions of energy efficiency management and electrical safety for users. ‘Acrel’ is equipped with the complete production lines from cloud platform software to sensors. Until now, it has more than 8000 sets systemic solutions used in China to help users to realize energy visual management ,supply energy data services and improve electrical efficiency and safety. ‘Acrel’ has maintained steady growth since its listing in 2012. The company will adhere to the concept of ‘innovation,high-efficiency,unity and honesty’ and it provides more high-quality solutions,products and service for power system users and micro-grid.
Acrel Energy Efficiency Management Systems include various cloud platforms for substation operation and maintenance, electrical safety, environmental equipment monitoring and prepaid management, and many systems and related products such as intelligent transformer and distribution monitoring system, power quality management system, building energy consumption management systems, industrial energy management and control platform, leakage fire monitoring system, fire power monitoring system, fire resistant door monitoring system, emergency lighting and evacuation instructions system, charge management system for charging piles, dynamic monitoring system for data center , intelligent lighting control system,IT distribution insulation monitoring system and so on.
In order to quickly respond to customers’ demands, the company set up branches and offices in major cities in China and provides users with high-quality product experience.
Through years of accumulation and development, the company has won wide praise in product quality and service from customers at home and abroad.
Contact Us
- Acrel Electric Co., Ltd
- ContactShelly Zhang
- Phone86-21-18702111813
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