IEC 61225 Ed. 2.0 b:2005, Nuclear power plants - Instrumentation and control systems important to safety - Requirements for electrical supplies

Specifies the performance and the functional characteristics of the electrical supply systems required for the instrumentation and control (I&C) systems important to safety of a nuclear power plant. Gives also guidance on the possible use of these supplies for other I&C systems. Defines the methods of application of the relevant IAEA Safety Guide NS-G-1.3.