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Há pressão negativa na saída da bomba hui9?

2016-07-24View Original

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Gostaria de perguntar a todos: ao instalar uma válvula de retenção na linha principal de saída da bomba, será que ocorre uma pressão negativa momentânea na saída quando a bomba para de funcionar de repente?
Reply #22016-07-25
Por que surge pressão negativa na saída da bomba? Por favor, possam me explicar. Obrigado

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