無(wu)負(fu)壓變頻(pin)供(gong)(gong)水(shui)(shui)(shui)設備適用于市(shi)政自來水(shui)(shui)(shui)管網壓力(li)不(bu)足(zu)，需要二次加(jia)壓供(gong)(gong)水(shui)(shui)(shui)的單(dan)(dan)位。通(tong)過(guo)傳感器監(jian)測(ce)進出水(shui)(shui)(shui)口壓力(li)，運(yun)算運(yun)行數(shu)值，利用變頻(pin)器調整水(shui)(shui)(shui)泵頻(pin)率和轉速，實(shi)現(xian)恒(heng)壓供(gong)(gong)水(shui)(shui)(shui)。該設備最(zui)大(da)限(xian)度地利用了市(shi)政自來水(shui)(shui)(shui)管網原有的壓力(li)，對(dui)市(shi)政官網不(bu)產生負(fu)壓，不(bu)影響其他單(dan)(dan)位用水(shui)(shui)(shui)，同(tong)時實(shi)現(xian)節能(neng)、高效、無(wu)污染。