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volts per hertz relay (контроль насыщения profsector.com YGA) | |||
U/f protection (translator911) | |||
overexcitation protection | |||
over-excitation protection (oleg.vigodsky) | |||
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overexcitation protection |
защита от перевозбуждения: 1 phrase in 1 subject |
Energy industry | 1 |