State system for the uniformity of measurements. Standard platinum resistance thermometers of the first and second grades. General technical requirements
Description in Russian:
Термометры сопротивления платиновые эталонные 1-го и 2-го разрядов. Общие технические требования
Safety of transformers, reactors, power supply units and combinations thereof. Part 2-10. Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V
