China 2 Ton 6m Electric Wire Rope Hoist for Crane Beam ...
2. control box :it has device with up and down stroke protection of break off limiter and can cut offmain cicuit in an emergency,which ensures safe operation of electric block,electric rlrmrnyd str of long service life and operational safety. 3. steel wire rope :it uses GB1102-74(6X37+1)hoist steel wire rope which is …
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