This standard applies to I&C of new nuclear power plants, and also applies to the upgrade or transformation of I&C of exis ing nuclear power plants. For exis ing nuclear power plants, only part of the requirements are applicable and this part should be determined at the beginning of any project.
NB/T 20026-2010 history
2014NB/T 20026-2014 General requirements for instrumentation and control systems important to safety in nuclear power plants
2010NB/T 20026-2010 Nuclear power plants-Instrumentation and control for systems important to safety-General requirements for systems