standards and following conditions: ● Over voltage category OV 3 ● Pollution degree PD2 ● Non-uniform field dCp, dCI, UNi Basic insulation Reinforced insulation EN 50178 Rated insulation voltage 600 V 300 V IEC 61010-1 Nominal voltage 600 V 150 V Safety This transducer must be used in ...
PUR rigid foams developed in this way presented properties indicating great potential for use as thermal insulation materials: low apparent density (23–41 kg·m−3), reduced thermal conductivity (0.0128–0.0207 W·m−1·K−1), and satisfactory mechanical properties (compressive strength of 45...