Gas distribution systems. Gas distribution networks. The organization and conducting of work in protected areas of the gas distribution networks. Forms of documents
Information technology. Systems and software engineering. Systems and software quality requirements and evaluation (SQuaRE). Evaluation module for recoverability
Electromagnetic compatibility of technical equipment. Electrical equipment for measurement, control and laboratory use. Part 2-4. Particular requirements for insulation monitoring devices and insulation fault location equipment. Test configurations, operational conditions and performance criteria
