Automatic electrical controls for household and similar use. Particular requirements for thermal motor protectors for motor-compressors of hermetic and semi-hermetic type and test methods
Common test methods for insulating and sheathing materials of electric and optical cables. Part 4-2. Methods specific to polyethylene and polypropylene compounds. Tensile strength and elongation at break after conditioning and elevated temperature. Wrapping test after conditioning and elevated temperature. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper-catalyzed oxidative degradation
Optics and photonics. Optical parts with aspherical surfaces. Control method of aspherical surfaces using on-axis computer-generated hologram optical elements
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