IEC 61500:2018 RLV Nuclear power plants - Instrumentation and control systems important to safety - Data communication in systems performing category A functions
2009IEC 61500:2009 Nuclear power plants - Instrumentation and control important to safety - Data communication in systems performing category A functions
1996IEC 61500:1996 Nuclear Power Plants - Instrumentation and Control Systems Important to Safety - Functional Requirements for Multiplexed Data Transmission (Edition 1.0)