The FUJI FRN55G1S-4C VFDs (Variable Frequency Drives) is a high-performance AC drive designed for motor and inverter applications. It is part of the G1S series and is ideal for use with 55kW three-phase asynchronous motors and inverters. This inverter utilizes advanced vector control technology to offer precise speed and torque control for various industrial environments.
Product Specifications
Power range: 55kW
Supply voltage: Three-phase 380-480V
Control method: Voltage vector control, providing high starting torque at low speeds
Frequency range: 0-400Hz
Protection features: Overload, overheat, overvoltage, and undervoltage protection
Communication interface: Supports RS485 interface with Modbus protocol communication
Environmental adaptability: Operates in ambient temperatures ranging from -10°C to +50°C
Product Features
High-performance vector control: Utilizes advanced vector control algorithms to deliver up to 200% starting torque at 0.3Hz, even at low speeds, ideal for motor and inverter applications.
Rapid response: Capable of 600 forward/reverse response cycles per second (frequency response of 600Hz), suitable for high-precision, fast-response applications in AC drive systems.
User-friendly design: Equipped with bilingual (Chinese and English) operation panels for intuitive parameter setting and monitoring of motor and inverter configurations.
Superior cooling performance: Forced air cooling ensures stable operation in high-temperature environments for VFDs.
Flexible configuration: Optional accessories such as braking units and DC reactors can be selected based on specific needs in AC drive setups.
Applications
Industrial automation: Suitable for CNC machines, metal processing centers, and other equipment requiring high precision in speed control and fast torque response, utilizing VFDs and motor and inverter systems.
General machinery: Used in wire drawing machines, mixers, extruders, and winding machinery where AC drive technology is essential.
Fans and pumps: In HVAC, water treatment, and chemical industries, it regulates the speed of fans and pumps to achieve energy savings, controlled by motor and inverter systems.
Conveyors and hoists: In logistics, packaging, and food processing industries, it controls the start, stop, and speed regulation of conveyor belts using AC drive and VFDs.
Instructions for Use
Installation and Wiring
Installation environment: Choose a well-ventilated, dust-free, and non-corrosive gas environment. Avoid high temperatures, high humidity, and strong electromagnetic interference, especially around AC drive systems.
Wiring requirements: Follow the manual strictly to ensure correct connections of power, signal, and motor and inverter cables. Pay attention to the specifications and phase sequence of the power cables.
Grounding protection: Ensure proper grounding of the AC drive equipment to comply with electrical safety standards.
Parameter Settings
Basic parameters: Set motor and inverter parameters, control methods, frequency range, etc., according to actual needs in the AC drive configuration.
Advanced functions: Configure features such as PID control and multi-speed control based on application scenarios for VFDs.
Maintenance and Inspection
Regular inspection: Check the appearance, heat sinks, fans, and other components in the AC drive. Clean dust to ensure good heat dissipation.
Parameter verification: Regularly verify motor and inverter parameter settings to ensure they match actual requirements.
Fault diagnosis: Troubleshoot and resolve issues based on fault codes in the VFDs system.
Precautions
Environmental conditions: Avoid using AC drive systems in high-temperature, high-humidity, and strong electromagnetic interference environments.
Power requirements: Ensure stable supply voltage to prevent damage from voltage fluctuations in motor and inverter circuits.
Safe operation: Avoid contact with live parts during operation and disconnect power during maintenance of VFDs.
Frequently Asked Questions (FAQ)
1. How to perform motor auto-tuning on this inverter?
Importance: Motor auto-tuning is a critical step to ensure compatibility between the inverter and the motor and inverter, enhancing control accuracy and system stability.
Precautions: During auto-tuning, the inverter injects current into the motor. Ensure the motor is properly connected and remains stationary.
Effect: After auto-tuning, the inverter automatically adjusts control parameters based on motor and inverter characteristics for optimal performance.
2. How to configure the communication interface?
Interface type: Supports RS485 interface with Modbus protocol communication, suitable for various AC drive systems.
Connection requirements: Use shielded cables and ensure proper grounding.
Parameter settings: Configure communication address, baud rate, and other settings according to system requirements.
3. What is the cooling method used in this inverter?
Cooling method: Forced air cooling for efficient temperature regulation in AC drive applications.
Installation requirements: Ensure sufficient space for proper air circulation.
Maintenance: Regularly clean dust from fans and heat sinks to maintain optimal cooling efficiency in VFDs.
4. How to minimize electromagnetic interference?
Built-in filters: Includes an EMC filter that meets electromagnetic compatibility standards, ensuring smooth AC drive operation.
Wiring precautions: Avoid placing signal cables close to power cables and use shielded cables.
Grounding measures: Ensure proper grounding of the motor and inverter system.
5. What protection features does this inverter offer?
Overload protection: Automatically reduces frequency or shuts down when load exceeds rated value.
Overheat protection: Internal sensors shut down the inverter if temperature exceeds limits.
Overvoltage and undervoltage protection: Automatically shuts down in case of abnormal supply voltage.
6. How to perform regular maintenance?
Appearance inspection: Check for any damage or abnormalities in the AC drive system.
Cooling system maintenance: Clean dust from fans and heat sinks to prevent overheating.
Electrical connection check: Ensure all power and signal cables are securely connected.
7. How to set the frequency reference channel?
Setting methods: Frequency can be set via the panel, external analog signals, or digital signals.
Signal source requirements: Ensure the signal source is stable and resistant to interference.
Parameter configuration: Set input range and corresponding frequency based on selected method.
8. What should be noted during installation?
Installation location: Choose a well-ventilated, dust-free, and non-corrosive gas environment.
Installation method: Install vertically to ensure proper cooling of the VFDs.
Power connection: Verify cable specifications and grounding for safe operation.
9. How to select the control mode?
Application requirements: Choose between V/F control and vector control based on system needs.
Mode characteristics: Vector control is ideal for high-precision applications, while V/F control is suitable for general constant-speed control.
Parameter settings: Adjust settings according to the selected mode for the motor and inverter system.
10. What are common faults and how to troubleshoot them?
Overload fault: May be caused by excessive load or motor failure in the AC drive system.
Overheat fault: Check if the cooling system is functioning properly to prevent inverter damage.
Communication fault: Inspect communication lines and parameter settings.
FAQ
1.Who are We?
Beijing Zhongping Technology Co., LTD., is a one-stop integrated service provider of intelligent manufacturing, belongs to the Gong Doctor Group, is a scientific research, design, marketing, technical services, industrial Internet, international import and export services as one of the science and technology companies.
2.What can you buy from us?
PLC, inverter, human-machine interface, hydraulic products, low-voltage power distribution, industrial robots and core components
3.Is the item in stock or need to be purchased from another supplier?
We have a large inventory of goods and have our own warehouse.
4.What advantages do we have over other suppliers?
Our company has a large amount of inventory and a number of warehouses, but also in the country's important industrial provinces and cities with offices and a number of overseas service points. To provide you with intelligent manufacturing one-stop comprehensive services, save efforts, labor and cost.
5.Can you provide 100% new original authentic products?
We only sell new original genuine, no renovation, no fake, only for the original factory original!
6.How long is the delivery time?
If there is a stock, it will take 2-3 working days to ship, if the quantity is large, it will take 5-7 working days after receiving the payment, if it is not a conventional model, it will take some time, we will inform you of the specific delivery time.
7.Is there technical support available?
Of course, we have a professional technical team that can help you solve technical problems.
8.How do we guarantee quality?
We have three processes to control the quality of goods.
1). Our engineers will inspect the production and quality control in the factory regularly.
2) Incoming materials shall be inspected by experienced purchasing engineers before they can be stored.
3). At least 2 people in the logistics department cross-check the goods to be sent before delivery.
9.Can you guarantee the safe and reliable delivery of your products?
Yes, we strictly adopt the international standard packing. We also use special packaging for dangerous goods, and refrigerated shipping for items with temperature requirements. Special item packaging and general cargo standard packaging requirements may incur additional costs.
10.How about the freight?
The cost depends on how you choose to get the goods. Express is usually the fastest but also the most expensive way. Sea freight is the best solution for large quantities of goods. The exact shipping cost depends on the purchase amount、quantity and weight of your order. Please feel free to contact us for more information.
010-64225983
+8613811814778
info@zhongpingtech.com
Building 26, Liyuan Community, Chaoyang District, Beijing, China
