Xa amanzi ebetha i-impeller ejikelezayo, amandla e-impeller adluliselwa emanzini, ukunyanzelisa amanzi ngaphandle (i-centrifugal force).
Isiseko sibamba ezinye iindawo, kwaye intwasahlobo igcina ibhanti litsalwe ngokuqinileyo.I-pulley yinto eququzelela ukuhamba kwebhanti.
Izivamvo zenqanaba le-oyile zisebenzisa iiswitshi zengcongolo ezinomagnetic, ezitywinwe nge-hermitically kwintsimbi engenasici okanye isiqu seplastiki, ukulinganisa amanqanaba e-oyile kwaye zivule okanye zicime ngokuzenzekelayo iimpompo zeoyile.