Prefabricated combination formula switch board

The utility model relates to a power transformation engineering technical field discloses a prefabricated combination formula switch board to satisfy electric wire netting standard delivery formula intelligent substation's requirement. The utility model discloses in, in internal vertical GIS quadratic element spare and return circuit subtotal process layer, the wall secondary equipment part separated into of same cabinet, GIS quadratic element spare and return circuit part be including the alarm signal return circuit of closing separating brake switch circuit, a distant place / change switch circuit on the spot, preventing rebound way, pressure and position indicator return circuit, needing the relay heavily to move, and secondary equipment includes that merging cells intelligent terminal secondary equipment 0, protection observe and control secondary equipment 0 and digital kilowatt -hour meter, just through the prefabricated plug -and -play interface connection of bi -polar between internal each the modular