General requirements over are brought to exploitation of electric substations and distributive devices of different levels of tension. The questions of technical maintenance of equipment of substations and distributive devices, feature of exploitation of separate types of equipment, order and sequence of implementation of the operative switching, are considered. Recommendations are given on warning and removal of refuses of equipment and emergency situations in electric networks, on the actions of personnel at the emergency disconnecting of equipment of substations. The list of necessary operative documentation| is presented principles of organization of work are expounded with the personnel of power enterprises.For the administratively-technical, operative and operatively-repair personnel of energyenterprises, related to organization and implementation of works on technical to service, repair, adjusting and test of equipment of electric substations and distributive devices.