Safety gear lever- overspeed Governor wire-tension wheel- overspeed Governor-rope clamp is the first set of mechanical protection methods iji hụ na igwe mbuli na-abanye na steeti nchebe n'oge ọ nọ n'ọnọdụ adịghị mma.
Mgbe ọsọ na-agba ọsọ nke ụlọ (ihe nchekwa nchekwa, ihe mkpuchi nchekwa, eriri waya gọvanọ na-agba ọsọ, igwe gọvanọ na-agba ọsọ) karịrị ma ọ bụ nhata 115% nke ọsọ a tụrụ atụ, gọvanọ na-agba ọsọ na-eme ihe, na breeki eriri mgbochi na-agbanye oke ọsọ. ụdọ waya gọvanọ ka ọ kwụsị ịgba ọsọ.Na-anyakwa ihe nchekwa gia iji mee ka ihe nchekwa ahụ na-agagharị
Oke ojiji
E kewara ngwa nchekwa n'ime ngwa nchekwa ozugbo yana ngwa nchekwa na-aga n'ihu.A na-eji ngwa nchekwa ngwa ngwa maka igwe mbuli elu nke ≤0.63m/s, a na-ejikwa ngwa nchekwa na-aga n'ihu maka igwe mbuli elu> 0.63m/s.
