Russian standards PDF

Automatic emission and discharge control systems. Automatic control systems for pollutant discharges. Volumetric flow measurement subsystem. Technical requirements

Document status: Active

Automatic emission and discharge control systems. Automatic control systems for pollutant discharges. Sampling requirements

Document status: Active

Automatic emission and discharge control systems. Automatic control systems for pollutant discharges. Main requirements for design and working documentation

Document status: Active

Optics and photonics. Screws for optical instrument making. Design and dimensions

Document status: Active

Optics and photonics. Nuts for optical instrument making. Design and dimensions

Document status: Active

United power system and isolated power systems. Relay protection and automation. Distance and overcurrent protection of power lines and equipment at voltage class 110–220 kV. Testing

Document status: Active