KS302/KS302A series products are a new generation of gear pump type centralized lubrication device. It is small size and light weight. The working pressure is 4 MPa. It is divided into built-in and external monitors. It is mainly used in new energy buses such as pure electric buses, hydrogen fuel buses, hybrid buses, school buses, and special vehicles and mechanical equipment with lubrication points less than 12 points.
There are 2 patents for this product: a. motor reverse pressure unloading; b. built-in monitor.
http://www.joomach.com/product/centralized-lubrication-pump-ks302ks302a