The fault display function of a frequency converter is triggered when an internal or external abnormality occurs during its operation. The converter will then shut down for protection and display the cause of the fault on its screen simultaneously. This function provides valuable assistance during the commissioning of the frequency converter. During commissioning, improper parameter […]
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System Commissioning Requirements 1：Commissioning Conditions The technical documentation, files, and construction drawings regarding the variable frequency drive (VFD) system have been received. The peripheral electrical installation of the inverter has been completed and accepted as qualified. The installation quality meets the design specifications, the manufacturer’s technical documents, and construction acceptance standards. All related tests conducted […]
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1.1.1 Overview Frequency converters have unique advantages： Precisely because of the above two outstanding advantages, frequency converters are developing at an annual growth rate of 20%. Currently, the penetration rate abroad is as high as 80% to 85%, while in China, it has reached 25% to 30%. They serve as an effective means to achieve energy conservation, reduced consumption, low-carbon […]
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The Purpose of Soft Starters Miniature digital soft starter is an intelligent device used to control the start and stop of small motor, which can effectively reduce the current impact when the motor is started and protect the motor and power supply network. The following is a detailed introduction about it: In recent years, the […]
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What is a frequency converter? Frequency converter is a kind of power control equipment which uses power electronics technology to change the power supply frequency and voltage of motor and realize motor speed control. It is widely used in energy saving and speed control systems of industrial loads such as fans, pumps and compressors. The […]
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Explosion-proof Heater This is an explosion-proof electric heater. I have provided its working principle, structural composition, technical specifications, advantages, and images below for your reference. Working Principle The core working principle of the air heater is the energy conversion of “electric energy → thermal energy+wind energy”, and the specific process is divided into two steps: […]
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