When the distribution system is disconnected from the transmission system. the islanded portion of the network comprising DG (Distributed Generation) units forms a MG (Micro Grid). It is essential either to shut down the DG units or ensure the stable and the controlled operation of the islanded MG. The frequency and the voltage of the islanded MG vary when it is isolated from the main... https://www.thebrickes.shop/product-category/projection-screen/