Blog | - Part 3

Advantages of Using an Isolated Power Supply System

In today's highly connected world, power supply systems play a crucial role in ensuring the smooth operation of electronic devices. One type of power supply system that has been gaining popularity in recent years is the isolated power supply system. This system provides ...

Common Issues and Troubleshooting with 3-Phase Power Transducers

3 phase power transducers are essential components in various industrial applications for measuring and monitoring electrical power consumption. However, like any other equipment, they can also encounter issues that may affect their performance. In this blog, we will dis...

Introduction of the Electric Motor Protection Device System Functions

Function of electric motor protection device Protection function The electric motor protection device can provide comprehensive protection for the motor, including grounding protection, phase-breaking protection, short-circuit protection, over (light) load protection, un...

Automation Operation and Maintenance of Three-Phase Energy Meters

With the continuous development of the socio-economy and the gradual improvement of industrial levels, mechanical and electronic technology, information technology, and control technology have also found new development space. As one of the main tools for measuring elect...

What Protection Devices Does an Electric Motor Need? What Are Their Functions?

Switches, AC contactors, motor protectors (or thermal relays), intermediate relays, etc. can be selected, but only motor protectors, air switches, and AC contactors can also be selected. Sometimes it is necessary to match a transformer. ...

Feasibility Analysis of Electrical Current Sensors in Relay Protection

Introduction of electrical current sensors In the process of continuous development of electrical current sensors, the second generation of electrical current sensors is more widely used in practical applications. The second generation of electrical current sensors is a ...

What is Electric Motor Protection Devices? How to Choose?

The purpose of selecting motor protectors is to allow motors to fully utilize their overload capacity, prevent damage, and improve the reliability and continuity of the motor drive system's production. When a simple protector cannot meet the requirements or higher requir...

Application of Current Transducer in Relay Protection

With the rapid development of science and technology, there are new requirements for the relay protection of the power grid as the level and pressure of the power grid continue to increase. In relay protection, it is required to have quick response to the transformer. On...

What is the Basic Principle of the Electric Motor Protection Device?

Overview of electric motor protection devices As a driving mechanical device, the electric motor has become the foundation of all power machinery in modern industry. With the continuous progress of science and technology and the continuous improvement of process control,...

Precautions for the Selection of Earth Leakage Protective Devices

Earth leakage protective devices can be a standalone appliance, such as a leakage protector used to protect personal safety in homes, or it can be used as a combination appliance in various electrical systems. Leakage protectors have high sensitivity and fast response in...

How to Wire a Three-phase Electricity Meter?

In practical work, power supply workers often deal with low-voltage power customers who use mechanical three-phase four-wire energy meters. After installing the energy meter, it can be checked for proper rotation and speed by energizing, but often overlooks testing wheth...

Impact of Harmonics on Earth Leakage Protection Devices and Countermeasures

The mechanism of harmonic influence on the operation characteristics of earth leakage protection devices is very complex. Under different circumstances, the factors that dominate the reliable operation of harmonic currents on earth leakage protection devices are also dif...