Kev Tsim Kho thiab Nta
♦Muab kev tiv thaiv tiv thaiv lub ntiaj teb faultleakage tam sim no, luv luv-circuit thiab overload Muaj peev xwm luv luv-circuit siab Muab kev tiv thaiv ntxiv tiv thaiv kev sib cuag ncaj qha los ntawm tib neeg lub cev.
♦ Zoo tiv thaiv cov khoom siv hluav taws xob tiv thaiv kev ua tsis tiav insulating Qhov qhia txog qhov chaw sib cuag Muab kev tiv thaiv tiv thaiv over-voltage Muab kev tiv thaiv dav dav rau tsev neeg thiab kev lag luam faib khoom