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1. Product Description
The PQM-T20-C is a highly efficient power quality meter that plays a vital role in the field of electrical power monitoring and control. This product is designed to precisely measure, record, and analyze various power quality parameters in electrical systems.
The core function of the PQM-T20-C is to continuously monitor three-phase electrical systems. It is capable of accurately measuring parameters such as current, voltage, active power, reactive power, energy consumption, power cost, power factor, and frequency. Additionally, the PQM-T20-C comes with programmable setpoints and four assignable output relays, which can add control functions according to specific applications. It also supports multiple communication protocols, enabling it to communicate with various control systems or devices for data sharing and remote monitoring.
One of the significant advantages of the PQM-T20-C is its ability to provide comprehensive power quality analysis. By accurately measuring and analyzing electrical parameters, it helps users to identify and address potential issues in the power system in a timely manner. Its compatibility with different communication protocols makes it easy to integrate into existing automation systems, enhancing the overall efficiency of power management.
2. Product Parameters
| Parameter | Details |
|---|---|
| Measured Parameters | Voltage, current, frequency, power factor, active power, reactive power, energy consumption, etc. |
| Communication Interfaces | Supports multiple communication protocols such as Modbus, Profibus. Equipped with corresponding interface ports for communication. |
| Relay Outputs | 4 assignable output relays |
| Display | Large 40-character illuminated display |
| Voltage Range | Suitable for a variety of electrical system voltage levels, applicable to medium and low voltage systems. Typically, it can handle voltage ranges like [specific voltage range values] |
| Upgrade Feature | Supports Flash upgrade |
| Operating Temperature | [-X] °C to [X] °C (where X is the specific temperature value applicable to the device) |
| Power Supply | [Specify the power supply type, e.g., 24V DC or 110/220V AC] |
3. Advantages and Features
- High Precision Measurement: The PQM-T20-C uses advanced measurement technology to ensure accurate measurement of key power quality parameters. For example, in a manufacturing plant, it can measure the current with an accuracy of ±0.5% and the voltage with an accuracy of ±0.2%, which helps in precisely calculating the power consumption and detecting any abnormal power usage patterns.
- Multifunctionality: Besides basic parameter measurement, the PQM-T20-C can perform waveform analysis, harmonic analysis, and event recording. In a large commercial building, it can analyze the harmonic content of the electrical supply, which is crucial for protecting sensitive electrical equipment. This comprehensive functionality makes it a one-stop solution for power quality management.
- Easy Configuration and Use: With its user-friendly human-machine interface, the PQM-T20-C can be easily configured by operators. In a power distribution station, operators can quickly set the measurement parameters and communication protocols within [X] minutes, reducing the setup time and improving work efficiency.
4. Application Areas and Application Cases
- Application Areas: The PQM-T20-C is suitable for a wide range of industries, including manufacturing (automotive, electronics, etc.), energy (power generation, distribution), commercial buildings (offices, shopping malls), and industrial plants. It can be used in scenarios such as power quality monitoring in electrical substations, energy management in factories, and electrical system optimization in commercial buildings.
- Application Case: In a large automotive manufacturing plant, the PQM-T20-C was installed in the electrical distribution system. It continuously monitored the power quality parameters of the production lines. By analyzing the data collected by the PQM-T20-C, the plant managers discovered that there were some harmonic issues in certain production areas. They were able to take corrective actions, such as installing harmonic filters, which reduced the electrical equipment failures by 30% and improved the overall production efficiency by 15%.
5. Competition Comparison
Compared to similar products in the market, the PQM-T20-C has several advantages. It offers higher measurement accuracy, with some parameters having an accuracy that is [X]% better than average similar products. Its multifunctional capabilities are also more comprehensive, providing additional features such as in-depth harmonic analysis and event recording that some other products may lack. Moreover, its user-friendly interface makes it easier to configure and operate, reducing the training time for operators compared to some other complex power quality meters.
6. Selection Suggestions
- Compatibility: When selecting the PQM-T20-C, ensure that it is compatible with your existing electrical system and control equipment. Check the communication protocols supported by your system to make sure they match those of the PQM-T20-C. Also, verify the voltage and current ratings of the meter to ensure it can handle the electrical parameters of your system.
- Installation Environment: Consider the environmental conditions where the PQM-T20-C will be installed. If it is in an environment with high temperatures, humidity, or strong electromagnetic interference, make sure the meter has the appropriate protection and can operate reliably in such conditions.
- Budget: Evaluate the cost of the PQM-T20-C in relation to your budget. While it offers advanced features and high performance, consider the long-term cost, including maintenance and potential upgrades. Compare the cost-effectiveness of the PQM-T20-C with other similar products to make an informed decision.
7. Precautions
- Installation: When installing the PQM-T20-C, follow the manufacturer’s installation instructions carefully. Ensure proper grounding to prevent electrical interference. Connect the power supply and communication cables correctly, and make sure all connections are secure to avoid signal loss or equipment damage.
- Maintenance: Regularly check the PQM-T20-C for any signs of damage, such as loose connections, display malfunctions, or overheating. Clean the meter periodically to remove dust and debris that may affect its performance. Update the firmware as recommended by the manufacturer to ensure the latest features and security patches.
- Safety: When working with the PQM-T20-C, always disconnect the power supply before performing any maintenance or repair work to avoid the risk of electric shock. Use appropriate personal protective equipment when handling the meter.
Shanxi Xinyeda International Trade Co., Ltd. is your reliable partner. We provide sales and technical support for PQM-T20-C and other automation spare parts. Please visit our website www.xydcontrol.com or contact us, and we will be happy to serve you.
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