What is the action of the electric hoist limit and the broken fire?
The general limiter refers to the disconnecting device of the secondary loop, which is the disconnection of two phases in the main loop
There are also more driving cranes as safety devices, such as the threshold if the operator doesn't shut down the driving door, and the cab doesn't have access to electricity
Difference, stop fire usually mainly use in the process of electric hoist lifting down, have the effect of upper and lower limit, limit switch has a variety of forms, such as used in beam crane to prevent hit the end of the track out of orbit,
Electric hoist limiter and fire stop on the effect is the same, are limiting effect, such as restricting electric hoist in a certain period of the work, the trip to power but is beyond the scope of work immediately stop working
