無負壓(ya)(ya)供(gong)水(shui)設(she)備進水(shui)管(guan)與自(zi)來水(shui)管(guan)網直(zhi)接相連，水(shui)在自(zi)來水(shui)管(guan)網剩(sheng)余壓(ya)(ya)力驅動下壓(ya)(ya)入設(she)備進水(shui)管(guan)，設(she)備的加(jia)壓(ya)(ya)水(shui)泵(beng)在進水(shui)剩(sheng)余壓(ya)(ya)力的基礎(chu)上繼續加(jia)壓(ya)(ya)，將(jiang)供(gong)水(shui)壓(ya)(ya)力增(zeng)加(jia)到用戶(hu)所需的壓(ya)(ya)力后向(xiang)出水(shui)管(guan)網供(gong)水(shui)。

    當(dang)(dang)自(zi)(zi)來(lai)水(shui)(shui)管(guan)網(wang)(wang)供(gong)(gong)水(shui)(shui)能力恢(hui)復，進水(shui)(shui)管(guan)網(wang)(wang)壓(ya)力恢(hui)復到(dao)保護(hu)壓(ya)力以上時，設(she)備(bei)自(zi)(zi)動(dong)(dong)啟動(dong)(dong)，恢(hui)復正常(chang)供(gong)(gong)水(shui)(shui)；當(dang)(dang)自(zi)(zi)來(lai)水(shui)(shui)管(guan)網(wang)(wang)剩余壓(ya)力達到(dao)用戶供(gong)(gong)水(shui)(shui)要求時，設(she)備(bei)自(zi)(zi)動(dong)(dong)進入休眠狀態，由自(zi)(zi)來(lai)水(shui)(shui)管(guan)網(wang)(wang)直接向(xiang)用戶供(gong)(gong)水(shui)(shui)，供(gong)(gong)水(shui)(shui)不足時設(she)備(bei)自(zi)(zi)動(dong)(dong)恢(hui)復運行。

    當用(yong)(yong)戶(hu)不用(yong)(yong)水(shui)(shui)(shui)(shui)(shui)或(huo)用(yong)(yong)水(shui)(shui)(shui)(shui)(shui)量(liang)很小時，設備自(zi)動進入停機休眠狀態，由(you)設在設備出水(shui)(shui)(shui)(shui)(shui)側的小流量(liang)穩壓保壓罐維持(chi)用(yong)(yong)戶(hu)數(shu)量(liang)用(yong)(yong)水(shui)(shui)(shui)(shui)(shui)及(ji)管網(wang)漏水(shui)(shui)(shui)(shui)(shui)，用(yong)(yong)戶(hu)用(yong)(yong)水(shui)(shui)(shui)(shui)(shui)穩壓保壓罐不能維持(chi)供水(shui)(shui)(shui)(shui)(shui)管網(wang)所(suo)需(xu)壓力(li)時，設備自(zi)動喚醒，恢復正常運行(xing)。