Mapampu a BW Series amakhala ndi kapangidwe ka pisitoni yopingasa yokhala ndi umodzi, iwiri, ndi triplex-pisitoni, osakwatira komanso ochita zinthu ziwiri motsatana. Amagwiritsidwa ntchito popereka matope ndi madzi pobowola pachimake. Kufufuza kwaukadaulo, hydrology ndi madzi bwino, mafuta ndi gasi bwino. Zitha kugwiritsidwanso ntchito popereka zakumwa zosiyanasiyana m'mafuta a petroleum, chemistry ndi mafakitale opanga chakudya.