You also have to provide for a service connection for the technical rack mentioned earlier, wherever it may be located in the cinema. Provide for a service connection of 20A single-phase. In territories, in which problems with the electric power supply occur frequently (for example local power-cuts in the mountains) or to prevent an unscheduled deletion by the server, it may be necessary to invest in an uninterruptible power supply (UPS) that maintains the electric current for.
