POTTER RCDS SERIES Kutulutsa Circuit Letsani Buku la Mwini Kusintha
Buku la wogwiritsa ntchito la POTTER RCDS SERIES Releasing Circuit Disable Switch limafotokoza za mawonekedwe ndi luso la chipangizocho, kuphatikizapo kutsatira kwake NFPA 72 ndi 2001. Malangizo osavuta kutsatira amaphimba kuyika ndi kugwiritsa ntchito, kupangitsa kuti ikhale yothandiza kwa omwe akufunika. wa kusintha kwa thupi kuti athetse dera lomasulidwa.