It is usually very hot in summer and the temperature outside is very high. A lot of cables will be faced with a problem, which is too hot. For the power cable in the use of the process of heating and other phenomena, the protection of power cable has become a few key doors and tricks for everyone to talk about: we all know that the working temperature of power cable is between minus 20 degrees to 70 degrees. Summer is a must to stop in the summer busy period, the villagers in order to hurry up and save trouble, the harvested wheat straw piled up in the fields, yards, ignoring the nearby, overhead power cable lines, facilities, so as not to cause power cables in the summer high temperature situation, and so on.

　　Here are the points to note:
　　—— Smoking must be prohibited in wheat farms, oil depots, warehouses, beds, sofas and other places with more combustibles, and cigarette butts and ashes should not be dropped on wheat straw, power cables and other products but ignited, with unimaginable consequences.
　　—— It is necessary to regularly inspect the power lines, switching power supply, line if there is aging and damage, must be replaced in time, touch the power cable skin by hand, if there is heating and other phenomena, should also be dealt with in time.
　　—— Must not overload electricity, in order to avoid overload lines, horse-drawn carts, causing the line equipment to heat up and fire, the purchase of power cables should be large-scale power cable.
　　—— It is strictly forbidden to cover bulbs, small suns with paper or other combustibles, place uncooled electric heating appliances in places with combustibles, or place combustibles on electric heating appliances.
　　—— Before going out to work and study, power equipment must be turned off to avoid long-term work, power cables appear high load operation phenomenon.

　　Through the above need to pay attention to some aspects, we all know that summer electricity, power cable protection related to personal safety, so we have to pay more attention.