Among them, the main characteristics of YWZ4 electric hydraulic drum brake are：
Safe and reliable performance,smooth braking,high action frequency.
Main hinge points are equipped with self-lubricating bearing,making high efficiency of transmission,long service life,lubricating is unnecessary during operation.
Normally closed design,(power off)spring brake,(power on)thruster release
The brake pad is a card mounted intdgral forming structure,which is safe and reliable,and it is convenient and qucik to replace.
The main features of hydraulic station are：
Compact structure, beautiful shape, stable pressure holding performance;
Multi-function composite control mode, in the power off maintenance, relying on manpower to achieve the up-pressure process;
Equipped with dust cover, can adapt to open work;
The main valve is the seat valve, the leakage is small, the system is stable, the motor does not need to run for a long time;
Equipped with a manual pump, it can be used as an emergency power source during power failure and maintenance
