 The cabinet frame is partially welded and assembled with 8MF cold-formed steel. Its rigidity and bearing capacity meet the installation requirements of electrical components. There are mounting holes arranged according to E=20mm and E=100mm on the frame to improve the versatility of product assembly. GGD fixed switchgear cabinet is suitable for power users such as power plants, substations, industrial and mining enterprises as AC 50Hz rated working voltage 380V, rated working current 3150A power distribution system, as power, lighting and distribution equipment between the conversion, distribution and control of electric energy.