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1. GOST R 50030.4.2-2012
Low-voltage switchgear and control gear. Part 4. Contactors and motor-starters. Section 2. AC semiconductor motor controllers
and starters
ГОСТ Р 50030.4.2-2012
Аппаратура распределения и управления низковольтная. Часть 4. Контакторы и пускатели. Раздел 2. Полупроводниковые
контроллеры и пускатели для цепей переменного тока
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