该设备主要用于大跨越、山区、丘陵地形的500kV四分裂或220kV双分裂LGJ-800及以下导线的张力展放，可以满足500kV牵引绳在各种地形的张力展放。

    It can be used for the stringing of the 500kV Quad-bundle conductor or 220kV double conductor LGJ-800 and below mainly in the big-span areas,moumtains or foothills and for 500kV traction rope in various landforms.