Box-type substation.
Manipulation of computer skills, contemporary electronic skills, communication and information processing to achieve the secondary equipment of the substation (including relay cover, control, measurement, flagging, interference recording, active and remote installation, etc.) function combination, optimization, a comprehensive active system for the operation of the substation, measurement, control and reconciliation.
Key substations, terminal substations. Boost substations, step-down substations. Substation of electric power system, industrial and mining substation, railroad substation (27.5KV, 50HZ). substations of voltage classes 1000KV, 750KV, 500KV, 330KV, 220KV, 110KV, 66KV, 35KV, 10KV, 6.3KV, etc.10KV substations.