1.Product Introduction of Three Phase Power Meter
The three phase power meter OM-ACM-811 is a high performance power measurement device. Its technical performance fully complies with the relevant technical requirements of the 0.5S class Three-phase power meter in the national standard IEC 62053-21. It can directly and accurately measure various electrical parameters in three-phase AC power grids with a rated frequency of 50HZ or 60HZ, including voltage, current, power, power factor, electric energy, and total amount, etc. It has a built in 1 way RS485 communication interface and adopts the MODBUS RTU communication protocol, which facilitates connection with various systems and enables efficient data transmission and management.
2. Product Parameter (Specification) of Three Phase Power Meter
| Item | Description |
| 1. Three-Phase AC Input | |
| Voltage Range | Optional:100v,220v,380v,etc. |
| Current Range | Optional: 5A, 20A, 50A,100A, 200A, 300A, 400A, 500A etc, 0ptional external split-core current transformer models |
| Signal Processing | Adopts a dedicated measurement chip with 24-bit AD sampling |
| Overload Capacity | 1.2 times the range can be sustained; Instantaneous (<200mS) current 5 times, voltage 2 times the range without damage |
| Input Impedance | Voltage channel>1kΩ/V; Current channels ≤100mΩ |
| 2.Communication Interface | |
| Interface Type | Provides lRS-485 interface |
| Communication Protocol | MODBUS-RTU protocol |
| Data Format | Software-configurable:"n,8,1","e,8,1'',''o,8.1''n,8.2” |
| Communication Rate | RS-485 communication interface baud rate can be set to 1200, 2400, 4800, 9600Bps; Factory default baud rate is 9600bps, data format ''n,8,1'' |
| Communication Data | Multiple electrical parameters such as voltage, current, power, and electrical energy |
| Measurement Accuracy | Voltage, current, power: ±1.0%; Active energy: Class 1 |
| Isolation | DO/RS-485 interface is isolated from the AC power supply, voltage input, and current input: Isolation with stand voltage 2000VAC |
3. Product Feature And Application of Three Phase Power Meter
Collects three-phase AC electrical parameters, including voltage, current, power, electrical energy and many other electrical parameters, providing comprehensive information.
Equipped with line leakage current detection function.
Features 1 channel RS-485 communication interface.
The communication protocol is the standard Modbus-RTU, which has good compatibility and is convenient for programming.
The RS-485 communication interface is equipped with an ESD protection circuit.
Has a wide operating voltage range of AC80 - 240V.
Employs industrial grade chips, has a built in watchdog, and comes with complete lightning protection and anti-interference measures to ensure reliability.
Has a high isolation voltage, with a withstand voltage of up to AC:2000V.
Can be optionally equipped with different specifications of single turn through hole current transformers or split core current transformers, which are convenient and easy to use.
4. Product Detail of Three Phase Power Meter
In terms of internal structure, the three-phase power meter OM-ACM-A811 uses industrial grade chips, has a built-in watchdog, and is equipped with complete lightning protection and anti-interference measures to ensure the stable operation of the device. The RS-485 communication interface is equipped with an ESD protection circuit to prevent the impact of static electricity on communication. The shell is compactly designed and can be installed on a 4P rail, which is convenient and quick. Compared with products from competitors, our product has more advantages in measurement accuracy and communication stability, and can better meet the needs of complex industrial environments.
5. Product Application Scenarios of Three Phase Power Meter
The three-phase power meter OM-ACM-A811 is applicable to various industries such as government departments, power industry, military, banks, telecommunications, education, hospitals, airports, railways, factories, hotels, warehouses, and transportation. It is specifically designed for three-phase power metering and monitoring in scenarios like computer network machine rooms, communication machine rooms, communication base stations, power base stations, substations, residential power distribution stations, UPS machine rooms, battery bank rooms, outdoor cabinets, unmanned sites, and warehouses.
6. Product Qualification of Three Phase Power Meter
The company has obtained multiple industry related certificates, such as CE and third -party certifications, which demonstrate the quality and safety of the products. These certificates are authoritative endorsements of the performance and quality of the OM-ACM-A811 three-phase power meter, ensuring a worry free purchasing experience for you.
7. Deliver, Shipping And Serving of Three Phase Power Meter
We offer various transportation methods, such as sea freight and air freight, which can be selected according to your needs. The products are professionally packaged to ensure they are not damaged during transportation. Before the sale, our professional team will provide you with detailed product consultations. After the sale, we offer comprehensive technical support and repair services.
8. FAQ
Q: Can the measurement accuracy of this three-phase power meter meet the high- precision measurement requirements in the industrial field?
A: For the OM-ACM-A811 three phase power meter, the measurement accuracy of voltage, current and power is ±1.0%, and the active energy accuracy is Class 1. It can fully meet the high precision measurement requirements in the industrial field.
Q: Can the communication interface of the product be connected to foreign systems?
A: Yes, it can. The product adopts the standard Modbus RTU communication protocol, which has good compatibility and can be connected to various systems, including foreign ones.
9. Company Introduction
OMARA has years of experience in the field of power measurement equipment, boasting advanced production technology and a complete quality management system. Compared with our peers, we place greater emphasis on product research and development as well as innovation, constantly enhancing product performance and quality. The company has a professional R&D team and after sales service team. From product design to after sales support, we provide customers with comprehensive solutions. We are a reliable partner you can count on.
