Yuav Ua Li Cas Tswj Choj Crane

1. Cov khoom hnyav yuav tsum muaj peev xwm txav mus rau hauv qhov nce, nqis, sab laug, sab xis, pem hauv ntej, thiab rov qab, thiab tuaj yeem txav mus ib txhij nyob rau hauv peb qhov kev taw qhia. Terminal tiv thaiv yuav tsum tau teem rau tag nrho tsib cov lus qhia tshwj tsis yog rau downward zog.
2. Yuav tsum muaj cov khoom siv braking txhim khu kev qha kom txawm tias thaum muaj hluav taws xob hluav taws xob, cov khoom hnyav yuav tsis poob vim lawv qhov hnyav.
3. Yuav tsum muaj qhov nrawm nrawm, thiab thaum pib txav los ntawm lub xeev nyob ruaj khov, qhov nrawm yuav tsum maj mam nce ntawm qhov qis tshaj plaws, thiab qhov nrawm yuav tsum tsis txhob loj dhau.
4. Txhawm rau tiv thaiv qhov muaj peev xwm txaus ntshai ntawm overloading lossis overspeed, kev tiv thaiv luv luv yuav tsum tau ua. Feem ntau, overcurrent relays yog siv los tiv thaiv overload rau circuits.
5. Yuav tsum muaj qhov txuas tiv thaiv hluav taws xob.
6. Kev ntsuas kev nyab xeeb yuav tsum tau ua.