The QG-120 pantograph is a pantograph for light rail vehicles.
It is realized by the inflation and exhaust of the air spring to realize the lifting and lowering of the bow. It is equipped with a control box and an ADD system. At the same time, it can be equipped with a high-voltage switchgear, time adjustment of the bow and bow, and contact pressure of 70N-150N ( Adjustable) are controlled by the control system.
