1500V direct current Internet isolation switchgear
A technology for isolating switches and cabinets, which is applied in the field of 1500V DC grid-connected isolating switch cabinets, which can solve the problems of inconvenient installation and commissioning, operation and maintenance, poor protection level, and high economic cost, so as to save installation space, facilitate maintenance work, and operate reliably Effect
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[0020] The structure of the 1500V DC grid disconnecting switchgear of the present invention will be described in conjunction with the accompanying drawings and embodiments.
[0021] The 1500V DC grid isolation switchgear cabinet body 12 of the invention is as image 3 As shown, the overall dimensions are 1500mm (width) x 800mm (depth) x 2300mm (height). Its internal structure is as figure 1 , 2 As shown, it is divided into upper and lower compartments separated by a partition, the upper compartment is the secondary control room, namely the secondary compartment 4, and the lower compartment is the primary high pressure chamber, namely the primary compartment 5. The upper and lower compartments are respectively equipped with left and right doors, and the right door of the upper compartment is equipped with an indicator light for displaying the opening and closing state of the isolating switch, a changeover switch for changing the electric operation mode (proximity or telemetry...
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