Usage: It's mainly applied to the tunnel with net height more than 2m, net cross section more than 8 square meter, especialy suitable for 8-10 square meter cross section tunnel.

Feature: The electric applances are explosion-proofing and suitable for using at mining area.

The main machine drivened by planet wheel, with the features of high efficiency, simple structure, high reliable, wide usage etc. Both can used at level tunnel and less 30°inclind tunnel.