Description
Detailed Parameter Table
Parameter Name | Parameter Value |
---|---|
Product model | LPF240F |
Manufacturer | Hitachi |
Product category | AC drive inverter |
Rated power output | 240 kW |
Input voltage range | 380 – 480 VAC |
Output frequency range | 0.1 Hz – 500 Hz |
Control method | Vector control |
Communication interfaces | RS – 485, Profibus DP, Devicenet, Modbus TCP/IP |
Protection rating | IP55 |
Cooling method | Forced air cooling |
Operating temperature range | – 10 °C to 40 °C |
Storage temperature range | – 20 °C to 85 °C |
Dimensions (W x H x D) | 1200 mm x 700 mm x 500 mm |
Weight | 250 kg |
Efficiency | Up to 98% |
Overload capacity | 150% for 60 seconds |
Product Introduction
The Hitachi LPF240F is a state – of – the – art AC drive inverter that is specifically engineered to meet the rigorous demands of industrial applications. As a part of Hitachi’s advanced portfolio of industrial automation products, the LPF240F stands out for its high – performance capabilities and reliability.
This inverter is designed to control the speed and torque of AC motors with exceptional precision. By leveraging advanced vector control technology, it can accurately regulate the motor’s operation, ensuring smooth start – up, stable running, and precise speed adjustment. With a rated power output of 240 kW and a wide input voltage range of 380 – 480 VAC, the LPF240F can be seamlessly integrated into various industrial power systems. It plays a pivotal role in optimizing the performance of industrial machinery, reducing energy consumption, and enhancing overall productivity in industrial automation setups.
Core Advantages and Technical Highlights
Precise Motor Control
The Hitachi LPF240F employs advanced vector control, which enables it to achieve highly accurate speed and torque control of AC motors. This level of precision is crucial in applications where consistent motor performance is required. For instance, in a textile manufacturing process, the precise control ensures that the spinning machines operate at a consistent speed, resulting in high – quality fabric production. The ability to accurately adjust the motor’s speed also helps in reducing wear and tear on the machinery, extending its lifespan.
High – Efficiency Operation
With an efficiency of up to 98%, the LPF240F is highly energy – efficient. This not only helps industrial facilities save on energy costs but also contributes to a more sustainable operation. In large – scale manufacturing plants with numerous motors running continuously, the energy savings achieved by using the LPF240F can be substantial. By minimizing energy waste, it also reduces the overall environmental impact of industrial operations.
Robust Construction for Harsh Environments
Featuring an IP55 protection rating, the LPF240F is well – equipped to withstand harsh industrial environments. It can resist dust, water splashes, and other contaminants, making it suitable for use in factories, mines, and other challenging settings. In a mining operation, where dust and moisture are prevalent, the LPF240F‘s robust construction ensures reliable performance, minimizing the risk of downtime due to environmental factors.
Versatile Communication Interfaces
Equipped with multiple communication interfaces such as RS – 485, Profibus DP, Devicenet, and Modbus TCP/IP, the LPF240F can easily integrate with existing industrial networks and control systems. This allows for seamless data exchange and coordinated operation with other devices, such as programmable logic controllers (PLCs), human – machine interfaces (HMIs), and sensors. In a complex industrial automation system, the LPF240F can communicate with other components to optimize the overall production process, enabling real – time monitoring and control.
Typical Application Scenarios
Manufacturing Industry
In automotive manufacturing, the Hitachi LPF240F is used to control the motors of conveyor belts, robotic arms, and other machinery. For conveyor belts, it ensures precise speed control, which is essential for the smooth movement of car parts along the assembly line. Robotic arms used in welding, painting, and part installation also rely on the LPF240F for accurate movement control. In a paint – spraying process, the inverter adjusts the speed of the robotic arm’s motors to achieve an even paint finish, improving the quality of the final product.
Mining Industry
In mines, the LPF240F is applied to control the motors of pumps, fans, and conveyor systems. Pumps used for dewatering need to operate reliably and efficiently, and the LPF240F‘s precise control capabilities ensure that the pumps can handle varying water levels. Fans used for ventilation require accurate speed control to maintain proper air circulation in the mine. Conveyor systems, which transport large amounts of minerals, rely on the LPF240F to ensure smooth and consistent operation, even in the dusty and harsh mining environment.
Logistics and Material Handling
In warehouses and distribution centers, the LPF240F is used to control the motors of automated guided vehicles (AGVs) and conveyor systems. AGVs need to move precisely and at variable speeds to navigate through the warehouse, pick up, and deliver goods. The LPF240F enables accurate speed control, allowing the AGVs to operate safely and efficiently. Conveyor systems in logistics facilities also benefit from the LPF240F‘s precise control, ensuring that packages and goods are transported smoothly and without damage.
Related Model Recommendations
Hitachi LPF120F
Belongs to the same series as the LPF240F but has a lower rated power output of 120 kW. It is suitable for smaller – scale industrial applications where the power requirements are not as high. For example, in a small – scale manufacturing workshop with fewer and less – power – consuming motors, the LPF120F can provide cost – effective motor control solutions.
Hitachi LPF360F
Another model in the series, with a higher rated power output of 360 kW. It is designed for larger industrial operations that require more power to drive heavy – duty machinery. In a large – scale steel – making plant, where high – power motors are used for processes like smelting and rolling, the LPF360F can meet the demanding power and control requirements.
Hitachi LPA245A
Although from a different product line, the LPA245A can work in tandem with the LPF240F in a comprehensive industrial control system. The LPA245A may focus on aspects such as overall system management and interface with external devices, while the LPF240F is dedicated to motor control. Together, they can enhance the functionality and efficiency of an industrial automation setup.
Hitachi LYD105A
This model might be related to specific sensor data processing. In an industrial application where sensor – based feedback is crucial for motor control, the LYD105A can process sensor data and communicate with the LPF240F to adjust the motor’s operation accordingly. For example, in a precision manufacturing process where sensors monitor the quality of the product being produced, the LYD105A and LPF240F can work together to ensure optimal motor performance.
Hitachi LPF240F – Plus
An upgraded version of the LPF240F, it may offer additional features such as enhanced communication capabilities, more advanced control algorithms, or improved energy efficiency. It can be used in applications where the standard LPF240F‘s features are not sufficient, such as in industries with rapidly evolving technological requirements or in high – precision manufacturing processes.
Installation, Commissioning and Maintenance Instructions
Installation Preparation
Before installing the Hitachi LPF240F, ensure the installation area is clean, dry, and well – ventilated. The area should be free from excessive dust, moisture, and corrosive substances. Verify that the input power supply voltage is within the specified 380 – 480 VAC range and that the power source is properly grounded. Use appropriate tools, such as torque wrenches for securing electrical connections. Follow all safety procedures, including turning off the power to the relevant electrical circuits. Mount the inverter on a sturdy surface, ensuring it is firmly fixed. When connecting communication cables, use high – quality shielded cables to prevent electromagnetic interference.
Maintenance Suggestions
For regular maintenance of the LPF240F, periodically inspect the unit for any signs of physical damage, such as cracks or loose connections. Check the ventilation system to ensure proper air flow, as the forced air – cooling method relies on it for stable operation. Monitor the operating temperature and humidity levels in the inverter’s environment to ensure they remain within the specified range. If there are any operational issues, refer to the detailed troubleshooting section in the user manual. Update the inverter’s firmware regularly (if available) to benefit from the latest bug fixes, performance enhancements, and security patches provided by Hitachi. In case of component failure, use only genuine Hitachi replacement parts to maintain the inverter’s performance and reliability.
Service and Guarantee Commitment
Hitachi has full confidence in the quality of the Hitachi LPF240F. The product undergoes strict and comprehensive testing during the manufacturing process to meet high – quality international standards. Hitachi offers a competitive warranty that covers manufacturing defects for a specified period. In the event of any problems during the warranty period, Hitachi’s professional technical support team is always on standby. They can provide rapid assistance, offering detailed guidance on installation, troubleshooting complex issues, and providing maintenance advice. Hitachi also commits to continuously providing software updates and upgrades to keep the LPF240F in line with the latest technological advancements, demonstrating its unwavering commitment to customer satisfaction and long – term product support in the industrial automation field.
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