Variable Speed Drive (VSD) & AC Drive in Perth for Sale

Variable Speed Drive (VSD) & AC Drive Suppliers in Perth

Updated Jan 11, 2024

Mechtric is an Variable Speed Drive (VSD) supplier to Perth

The Mechtric Group is a 100% Australian owned group of companies specialising in the supply of electrical and mechanical engineering products. Our product range consists of a wide range industrial automation and control equipment including LOVATO low voltage switchgear, soft starters and instrumentation, DELTA Electronics variable speed drives and automation products, SIRENA, ...

FCR Motion is an Variable Speed Drive (VSD) supplier to Brisbane, Melbourne, Perth, Sydney

FCR Motion Technology is a well established company with a pluriannual track record of providing products, systems and solutions that meet the application requirements of our customers. What began in 1978 as a service based organisation has grown, employing 18 staff and expanding out of Victoria into New South Wales, Queensland and Western Australia to be firmly positioned as a ...

Variable Speed Drive (VSD) Buying Guide

Find and buy variable speed drives from verified suppliers on IndustrySearch. A variable speed drive (VSD) is a device that controls the speed, acceleration and general operation of an electric motor.

Things to consider when buying variable speed drives:

Size your VSD - Your VSD should meet the motor’s voltage and horsepower rating, as well as maximum motor current at peak demand, to ensure reliable and long lasting operation.
Select constant or variable torque drive - For centrifugal applications such as a fan, a variable torque drive is more appropriate and energy efficient. For applications that require a constant level of torque at all speeds such as a conveyor, a constant torque drive can be used.
Choose your VSD’s capabilities - Choose a VSD that meets your application’s requirements, from a wide range of control options such as speed control, forward & reverse operation, soft start, ramp up, ramp down operation, overload rating and vector torque control.
Consider specialized application requirements - Specialized requirements include IP rating, auxiliary motor cooling for low speed motor operation, remote operation monitoring, braking chopper modules, harmonic mitigation for equipment protection, and more.

Contact our vendors for a free quote or expert advice on variable speed drives. Delivery available Australia wide.

What is a Variable Speed Drive (VSD) and how does it work?

Is an electronic device that controls the speed and torque of an electric motor by adjusting the frequency and voltage of the power supplied to it. It works by converting the incoming AC voltage into a DC voltage through a rectifier, and then using an inverter to convert the DC voltage back into AC voltage with variable frequency and voltage levels. This allows the motor to operate at different speeds and torques depending on the load requirements, resulting in energy savings and improved performance. VSDs are commonly used in industrial and commercial applications, such as pumps, fans, and conveyors.

What are the benefits of using a VSD in my application?

A Variable Speed Drive (VSD) is a device that controls the speed of an electric motor by adjusting the frequency and voltage supplied to the motor. Here are some of the benefits of using a VSD in your application:

Energy Savings: A VSD can reduce energy consumption by up to 50% by matching motor speed to the required load. This can result in significant cost savings on energy bills.
Extended Motor Life: A VSD can reduce wear and tear on motors by reducing the starting current and providing a smooth start and stop. This can extend the life of the motor and reduce maintenance costs.
Improved Process Control: A VSD can provide precise control of motor speed, allowing for improved process control and efficiency.
Reduced Noise Levels: A VSD can reduce the noise levels of motors, making them more suitable for use in noise-sensitive environments.
Soft Starting: A VSD can provide a soft starting of the motor, avoiding the high inrush currents that can damage the motor and connected equipment.
Compatibility: A VSD can be used with a wide range of motor types, making it a versatile solution for many applications.

Overall, a VSD can provide a cost-effective and efficient solution for controlling the speed of electric motors in a wide range of applications.

How do I select the right VSD for my specific application?

Selection of the right VSD for a specific application depends on several factors, including the type of load, the required speed range, the available power supply, and the control method. Some key considerations for selecting a VSD include:

Load type: Different types of loads require different VSDs. For example, centrifugal loads like fans and pumps require VSDs that can adjust the speed based on the flow rate or pressure, while constant torque loads like conveyors and mixers require VSDs that can maintain a constant torque at varying speeds.
Speed range: The required speed range of the application should be considered when selecting a VSD. Some VSDs may not be able to provide the required range, while others may provide a wider range than necessary, resulting in unnecessary expense.
Power supply: The available power supply should also be considered when selecting a VSD. The VSD should be compatible with the voltage and frequency of the power supply to ensure proper operation.
Control method: The control method of the VSD should also be considered. Some VSDs use analog control, while others use digital control. The type of control method will depend on the application requirements and the level of precision needed.
Environmental factors: Environmental factors such as temperature, humidity, and vibration should also be considered when selecting a VSD. The VSD should be able to operate effectively in the specific environment where it will be used.

Overall, selecting the right VSD for a specific application requires careful consideration of several factors. It is important to consult with a VSD expert to ensure that the right VSD is selected for the application.

What are the key features to look for when buying a VSD?

Is an important component in many industrial and commercial applications. Here are some key features to consider when buying a VSD:

Power rating: The power rating of the VSD should match the motor it will be controlling. Make sure to select a VSD with the appropriate power rating for the motor.
Input voltage: The input voltage of the VSD should match the voltage of the power supply. Make sure to select a VSD with the appropriate input voltage.
Control method: VSDs can be controlled using various methods such as analog signals, digital signals, or through a communication network. Choose a VSD with the control method that suits your application.
Enclosure type: VSDs are available in different types of enclosures, such as open, enclosed, or IP-rated. Choose the enclosure type that is suitable for the environment where the VSD will be installed.
Communication protocols: VSDs can communicate with other devices through various protocols, such as Modbus, Profibus, or Ethernet. Choose a VSD that supports the communication protocol used in your system.
Motor protection: VSDs can provide motor protection by monitoring various parameters such as current, voltage, and temperature. Choose a VSD that provides the appropriate motor protection for your application.
Energy efficiency: VSDs can improve energy efficiency by controlling the speed of the motor according to the load demand. Choose a VSD that has a high energy efficiency rating to save on energy costs.

Maintenance: Choose a VSD that is easy to maintain and has a long service life. Look for features such as easy access to components, diagnostic tools, and remote monitoring capabilities.

What is the cost and ROI of using a VSD in my application?

A Variable Speed Drive (VSD) can have a significant impact on the cost and ROI of your application. The cost of a VSD will depend on factors such as the size and type of the motor, the complexity of the control system, and the brand and model of the VSD.

The ROI of using a VSD can be calculated by considering the energy savings and reduced maintenance costs that result from using a VSD. A VSD can help reduce energy consumption by allowing the motor to operate at optimal speeds, reducing the amount of energy wasted through friction and heat. This can result in significant cost savings over time.
Additionally, using a VSD can also reduce maintenance costs by reducing wear and tear on the motor and other components of the system. This can lead to longer equipment life and fewer repairs, which can also result in cost savings.

Overall, the cost and ROI of using a VSD in your application will depend on a range of factors, but in many cases, the benefits of using a VSD can far outweigh the initial cost.

What are the installation and commissioning requirements for a VSD?

Installation and commissioning requirements for a Variable Speed Drive (VSD) include the following:

Selection of appropriate location: The VSD should be installed in a clean, dry and dust-free location, away from heat sources and direct sunlight.
Proper grounding: The VSD should be properly grounded to ensure safety and prevent electrical noise.
Correct wiring: The wiring should be done as per the manufacturer's instructions and in compliance with local regulations.
Mounting: The VSD should be properly mounted to prevent vibration and ensure stability.
Cooling: Sufficient cooling should be provided to prevent overheating of the VSD.
Testing: The VSD should be tested to ensure that all components are functioning properly.
Calibration: The VSD should be calibrated to ensure that it is operating within the required parameters.
Commissioning: The VSD should be commissioned by a qualified technician to ensure that it is functioning properly and within the required parameters.

Maintenance: Regular maintenance should be performed to ensure the VSD is functioning at optimal levels and to prevent breakdowns.

How do I maintain and troubleshoot a VSD?

Is an important component in many industrial and commercial applications. It is used to control the speed of an electric motor, which can result in energy savings, improved productivity, and reduced wear and tear on equipment. Here are some tips for maintaining and troubleshooting a VSD:

Regularly inspect the VSD for signs of wear and tear, such as loose connections, damaged wiring, or burnt components.
Keep the VSD clean and free of debris, which can cause overheating and other problems.
Monitor the VSD's performance and look for any unusual sounds or vibrations.
Check the VSD's cooling system to ensure it is functioning properly and that the heat sink is clean.
Test the VSD's input and output signals to ensure they are within the specified range.
Use the manufacturer's recommended software to diagnose and troubleshoot any problems with the VSD.
If the VSD is not functioning properly, check the motor and associated equipment for problems as well.

By following these tips, you can help ensure that your VSD operates at optimal efficiency and avoid costly downtime.

What are the safety considerations when using a VSD?

A Variable Speed Drive (VSD) is an electronic device that can control the speed of an electric motor. When using a VSD, it is important to consider safety precautions to avoid accidents and injuries. Here are some safety considerations when using a VSD:

Electrical safety: VSDs operate at high voltages and currents, which can be dangerous if not handled properly. Always ensure that the VSD and motor are properly grounded and that all electrical connections are secure.
Fire safety: VSDs generate heat, which can cause a fire if not properly ventilated or cooled. Ensure that the VSD is installed in a well-ventilated area and that the cooling system is functioning properly.
Mechanical safety: VSDs can cause mechanical stresses on the motor and other connected equipment. Ensure that the motor and equipment are properly rated for the VSD and that all mechanical connections are secure.
Environmental safety: VSDs can generate electromagnetic interference (EMI) and radio frequency interference (RFI) that can affect other electronic devices. Ensure that the VSD is installed in a location that is free from interference and that all shielding is properly installed.

Maintenance safety: VSDs require periodic maintenance to ensure proper operation. Always follow the manufacturer's recommended maintenance procedures and ensure that the VSD is de-energized before performing any maintenance or repairs.

What are the environmental factors to consider when using a VSD?

Environmental factors to consider when using a VSD include temperature, humidity, dust and dirt, vibration, and electrical noise. VSDs generate heat during operation, so they need to be installed in a well-ventilated area to avoid overheating. High humidity can cause moisture to condense on VSD components, potentially leading to corrosion and malfunctions. Dust and dirt can clog ventilation fans and cause overheating, so it is essential to keep VSDs clean. Vibration can damage VSD components, so vibration isolation mounts may be required. Electrical noise from other equipment or power sources can interfere with VSD operation and cause malfunctions, so proper grounding and shielding are critical.

Are there any government regulations or standards that I need to comply with when using a VSD?

Yes, there are several government regulations and standards that need to be complied with when using a Variable Speed Drive (VSD). These include safety standards, such as the Occupational Safety and Health Administration (OSHA) standards, and environmental regulations, such as the Environmental Protection Agency (EPA) regulations. Additionally, there are industry-specific standards, such as the National Electrical Manufacturers Association (NEMA) standards, that must also be followed. It is important to consult with relevant regulatory bodies and industry experts to ensure compliance with these regulations and standards.

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Variable Speed Drive (VSD) Costs and Supplier Insights

If you are looking to a buy a Variable Speed Drive (VSD) for sale, suppliers on IndustrySearch include Mechtric

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Mechtric is an Variable Speed Drive (VSD) supplier to Perth

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