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不少人购买电视机后,特别是彩色电视机,愿意接上一地线,以防止万一出现雷击或漏电发生触电事故.但是,进口的彩色电视机千万不要接地线,接上地线反而会有危险.这是因为,彩色电视机通常分为电源隔离式和不隔离式两种.隔离式是机内电源用电源变压器供给,和电网没有直接连通.这种电视机接上地线,对电视机没有什么影响,国产黑白和彩色电视机大都彩用隔离式.另一种不隔离式,省却了体积大、沉重的电源变压器,采
Many people buy television sets, especially color television sets, are willing to connect a ground wire to prevent lightning or lightning in case of electric shock. However, imported color TV sets should not be grounded and connected to ground But it will be dangerous.This is because the color TV is usually divided into two types of power supply isolation and non-isolated isolation is the power supply transformer for the power supply, and the power grid is not directly connected.This TV is connected to the ground , No effect on the TV, most domestic black and white color TV with color isolation. The other is not isolated, save the bulky, heavy power transformer, mining