GOST 27200-87

Insulating materials. Industrial rigid laminated sheets based on thermosetting resins for electrical purposes. Part 3-4. Laminated sheets based on phenolic resins. Technical requirements

Electromagnetic compatibility (EMC). Part 4-39. Testing and measurement techniques. Radiated fields in close proximity. Immunity test

Road аmbulances. Technical requirements and test methods

Noise. Calculation methods for external noise emitted by railway transport

Air filters for general ventilation. Part 4. Conditioning method to determine the minimum fractional test efficiency

United power system and isolated power systems. Relay protection and network automation of autotransformers (transformers), shunt reactors, controlled shunt reactors, capacitor banks 110 kV and above. Functional requirements