INVT GD10-2R2G-4-B Mini Frequency Inverter Three Phase VFD Drive

　　The INVT GD10-2R2G-4-B stands as a prime example of engineering efficiency in the realm of industrial automation.This model is a Mini Frequency Inverter belonging to INVT's GD10 series,specifically designed as a Three Phase VFD Inverter for robust performance in compact spaces.It converts incoming three-phase AC power into a controlled frequency and voltage output to precisely manage the speed and torque of standard three-phase AC motors.With a rated power of 2.2kW and an input voltage of 3-phase 380V,this drive is engineered for OEM applications where space saving,reliability,and straightforward functionality are critical.Its miniaturized design does not compromise on power or essential features,making it an ideal choice for a wide array of machinery in material handling,packaging,and textile industries,especially in environments with high levels of dust and flyings where natural cooling is advantageous.

　　Core Technical Specifications

　　The GD10-2R2G-4-B is defined by a set of robust technical specifications that outline its operational capacity.It accepts a three-phase input voltage ranging from 380V to 440V,with a frequency tolerance between 47Hz and 63Hz.The output is designed to match the input voltage with an error margin of less than 5%,ensuring consistent motor performance.Its control philosophy is based on a vector-optimized V/F control method,allowing for a wide output frequency range from 0Hz up to a maximum of 400Hz.This provides a substantial speed adjustment ratio of 1:100,offering great flexibility for process control.The drive is built to handle demanding conditions with an overload capacity of 150%of the rated current for 60 seconds,180%for 10 seconds,and a peak of 200%for 1 second.For integration into automated systems,it comes standard with a Modbus communication interface via RS-485.Its compact,booksize design supports wall-mounting and relies on natural convection for cooling,operating effectively in ambient temperatures from-10°C to 50°C.

　　Key Features and Design Advantages

　　Compact and Robust Design

　　The Mini Frequency Inverter architecture of the GD10-2R2G-4-B is one of its most significant benefits.The miniature footprint allows for direct installation in tight control panels,saving valuable cabinet space.This is particularly valuable for OEMs looking to design more compact machinery.Furthermore,the design utilizes natural heat dissipation,eliminating the need for a cooling fan.This not only reduces power consumption and potential noise but also enhances the drive's reliability in challenging environments where airborne contaminants like cotton flyings,dust,or oil mist could clog a fan and heatsink,a common cause of failure in standard drives.

　　Advanced Control and Performance

　　Despite its compact size,this Three Phase VFD Inverter incorporates sophisticated control features.The vector-optimized V/F control ensures stable motor operation across a wide speed range,providing strong starting torque and improved dynamic response compared to basic V/F control.It supports multiple acceleration and deceleration modes,allowing for smooth ramp-ups and ramp-downs that minimize mechanical stress on driven equipment.The drive also includes a comprehensive suite of braking options—including DC injection braking,flux braking,and support for an external braking resistor—giving engineers the flexibility to choose the best method to quickly stop a motor and manage regenerative energy.

　　Comprehensive Functionality and Ease of Use

　　The GD10-2R2G-4-B is packed with built-in functions that simplify system design and enhance process capabilities.It features a built-in PID controller,making it ready for closed-loop process control applications such as pressure or flow regulation without the need for an external controller.For applications requiring predefined motion sequences,the drive offers up to 16 preset multi-speed settings.The user interface is designed for convenience,featuring a removable LED keypad with an integrated potentiometer for easy speed adjustment,which can be extended and mounted remotely for operator convenience.Compliance with international standards and CE certification underscores its quality and safety for global markets.

　　Performance and Application Analysis

　　Operational Benefits in Industrial Settings

　　The deployment of the GD10-2R2G-4-B Mini Frequency Inverter translates into several key operational advantages.By enabling precise control of motor speed,it directly contributes to significant energy savings in applications like pumps and fans,where reducing speed can lead to a dramatic drop in power consumption.The soft-start functionality limits inrush current,reducing stress on the motor and the electrical supply system,which can extend the equipment's lifespan and lower maintenance costs.The drive's robust protection features—guarding against overcurrent,overvoltage,undervoltage,overload,and overtemperature—ensure both the drive and the motor are safeguarded from abnormal operating conditions,enhancing overall system uptime and reliability.

　　Target Industries and Specific Use Cases

　　This Three Phase VFD Inverter finds its niche in a diverse set of industries and applications.Its fanless design makes it exceptionally suited for textile machinery,woodworking equipment,and other settings where airborne fibers and dust are prevalent.In the packaging industry,it can reliably control conveyor belts,filling machines,and wrapping equipment,with its multi-speed function allowing for different production line speeds.It is also an excellent fit for various material handling systems,including small conveyors,hoists,and feeders,where its compact size and essential control features provide a cost-effective and reliable solution.

　　Broader Context:The Role of Mini VFDs in Modern Automation

　　Understanding VFD Technology and Its Evolution

　　A Variable Frequency Drive(VFD)is a power conversion device that fundamentally controls the speed of an AC induction motor by varying the frequency and voltage of the power supplied to it.The core principle is that motor speed is directly proportional to the supply frequency.By lowering the frequency,the VFD reduces the motor speed,leading to lower energy consumption and improved process control.The trend towards miniaturization in the VFD market,exemplified by the GD10 series,is driven by the demand for smaller,more integrated machines.Advances in power semiconductor technology and thermal management have made it possible to pack high performance into increasingly smaller packages,offering engineers greater design flexibility.

　　Comparative Analysis with Other Drive Types

　　When selecting a drive,engineers often weigh the benefits of a compact,general-purpose model like the GD10 against other types.Compared to larger,more expensive high-performance vector drives,the GD10-2R2G-4-B offers a compelling balance of essential features and cost-effectiveness for applications that do not require ultra-high precision or maximum low-speed torque.Its key advantage over simpler drives is its rich feature set,including built-in PID,multi-speed control,and communication capabilities.The decision to use a mini VFD often hinges on the priority of space savings,environmental conditions(favoring fanless designs),and the need for a basic,reliable,and cost-conscious solution.

　　Frequently Asked Questions(FAQs)

　　What types of motors can the GD10-2R2G-4-B control?

　　This Three Phase VFD Inverter is specifically designed to control standard three-phase AC induction motors.It is crucial to ensure that the motor's power rating does not exceed the drive's 2.2kW capacity and that the motor parameters are correctly configured within the drive for optimal performance and protection.

　　How does the fanless cooling design impact its use?

　　The absence of a cooling fan in this Mini Frequency Inverter is a major benefit for reliability in dirty environments,as it prevents the accumulation of dust and debris on the heatsink that can lead to overheating.However,it is vital to install the drive in a location with adequate ambient airflow,typically within an electrical enclosure that is properly ventilated or has its own cooling system,to ensure the natural convection process can effectively dissipate heat.

　　Can this drive be used for a simple conveyor speed control application?

　　Absolutely.The GD10-2R2G-4-B is an ideal solution for conveyor speed control.Its easy-to-use keypad with a potentiometer allows for straightforward speed adjustment.Furthermore,the drive's programmable digital inputs can be connected to external sensors or switches for start/stop commands,and its multi-speed function can be used to set fixed operating speeds for different processes.

　　What is the significance of the built-in Modbus communication?

　　The built-in Modbus RTU communication over RS-485 is a critical feature for modern automation.It allows the drive to be seamlessly integrated into a larger control network,such as a system managed by a PLC(Programmable Logic Controller).This enables centralized monitoring of drive status(like frequency,current,and faults)and remote control,which is essential for data acquisition and Industry 4.0 applications.

　　Does the drive offer protection against power supply fluctuations?

　　Yes,the GD10-2R2G-4-B is designed to handle a degree of input voltage variation.Its input voltage range is specified from 380V-15%to 440V+10%,providing a buffer against typical grid fluctuations.Additionally,it features comprehensive protection against overvoltage and undervoltage conditions,which will trigger an alarm or fault to protect the drive and connected equipment.