youyuqicheshangdelingbujianhedianzishebeihenduo
，erqiemeigeshebeidouhuizhuangyoubaoxiansi，yinciweilebianyurihoudeweixiu

，meiliangchezaishejizhichu
，shejishibianbaqichebaoxiansidoujizhongshejizaiyigedifang，erzhegedifangbeichengweibaoxianhe。youyuqichebaoxiansishifangzaibaoxianhedangzhongde
，yibanqingkuangxiabuyongteyiyanghu，danxuyaozhuyideshi，baohubaoxiansidebaoxianhegaidiushidehua
，yidingbuyaorangbaoxiansibaoluzaiwai，以免發生保險絲短路。另外在覆蓋保險絲時，也不能隨意用其它材料替代，因為保險盒的材質是充分考慮了絕緣和耐高溫的，隨意用其它材料覆蓋保險絲會有發生火災的危險。