The article provides simple rules that must be observed when using electricity in everyday life.
Electricity has long and firmly entered our lives. Modern man cannot even imagine his life without electric energy. The discovery of electricity brought a lot of amenities and useful appliances to our daily lives. Electricity has penetrated into all spheres of human life.
Behind the seeming simplicity and harmlessness of electrical energy is a great threat to human life and health if it forgets about the basic precautions and safe operation of electrical networks and household appliances ...
What is protective grounding and how does it work
Protective grounding, purpose and principle of action.
Currently, there are several different power supply systems for consumers with voltages up to 1000 V, however, in Russia, the main one in this case is a system with a grounded neutral. It is such a system that is used in each of our homes.
With the apparent complexity of the name, everything is extremely simple. In such a system, the neutral point of the transformer at the substation is directly connected to the ground. The main measure of protection against accidental undervoltage in this case is protective grounding, that is, a special connection of any metal part of the household appliance with the neutral of the transformer ...
About electric injuries and how to deal with it
The development of human thought has led to the emergence of various devices designed to simplify our lives. However, this to some extent pushed humanity closer to that dangerous line beyond which the harm caused by the device will exceed its benefit.
Electricity is the driving force of the entire modern process of life; many vital systems cannot do without it. Nevertheless, many people die or receive damage from electricity. Therefore, we can conclude that a characteristic feature of the development of power supply and power consumption is electric injury.
Injury has become a social phenomenon and is the subject of study not only of medicine alone. The problems of preventing and eliminating injuries should be addressed mainly by organizational and technical measures ...