What is the base blockade in the drive?
Base blockade is to deal with ul or ce such a special application of security agencies means that when the parking limit action after the base blockade even if the program can not malfunction, relative to the emergency stop circuit more harsh they will directly disconnect the power
Normal work, the bridge between the upper and lower pipes can not be turned on at the same time, while conduction will occur short-circuit accident. It is necessary to open a tube at the same time block the same bridge of the other pipe base can be safe to work.
After the base is blocked, the power tube is fully closed to protect the power tube.
