State system for ensuring the uniformity of measurements. National standard. Standard reference data. Liquid and gaseous propane. Thermodynamic properties, dynamic viscosity and thermal conductivity at temperature from 86 К up to 700 K and pressure up to 100 MPa
Low-voltage switchgear and controlgear assemblies. Part 3. Particular requirements for low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use. Distribution boards