To link electrical voltages 230 kV and 500 andIf this is an electric transmission system 500 kV voltage level in the first stage, if there is a power plant project, the IPP project in Laos, only one came sapop. linking electricity transmission for sale. In the first stage, the power supply voltage is 230 kV to 2 projects, but when added at the same link, it will raise the cost of 500 kV voltage, instead, because the field of electrical network system 500 kV was planning to take maximum advantage.
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