The voltage of China's medium voltage power grid is 10kV 35kV. Low voltage: 220V / 380V (50Hz). Hengfengyou electric complies with China's national GB standards, CCC and CQC certification, and its products sell well in the global power marke...

The international organization for Standardization (ISO) is a worldwide federation of national standardization bodies with 140 member states. Hengfengyou Electric has passed! ISO9001 and ISO14001 certification. https://www.hengfengyou.com ；...

During the operation of oil immersed transformer, if it is found that the transformer is affected by water and moisture, it shall be dried in time to avoid damage to the transformer equipment and affecting the safe operation of power system....

Gap protection is generally composed of two parts of the line and angle rods. One is fixed on the insulation of dry-type transformer to connect the live conductor, and the other is grounded. After gap breakdown, the arc rises and lengthens b...

The transformer shall be shut down immediately under any of the following conditions. If there is a standby transformer in use, it shall be put into operation as far as possible: a. the sound of the transformer increases obviously, which is ...

Where the reactive power compensation equipment compensates depends entirely on the compensation target. A capacitor is used to compensate the reactive power consumed by the asynchronous machine, which means that the motor consumes too much ...

Only by determining the optimal economic capacity of the transformer can it operate in the optimal economic area, so as to reduce the loss of active power and reactive power. Transformer is a device that uses the principle of electromagne...

KBSG mine flameproof mobile substation is mainly used in methane mixed gas and coal dust and has the danger of explosion in the mine, as a comprehensive mechanized mining equipment of coal mine power distribution device. Today, let Jack,...