... H ≥ 9m, crane ≤ 10t; H ≥ 6m, weight ≥ 12.5t, we should add an intermediate shaft and a rigid coupling ... 10t; H ≥ 6m, when equipped with a crane ≥ 12.5t, we should add a support frame to increase stability. The ... while the small motor is in a braking state. The rated load delines, the brake slip shall meet the requirement: S≤ ... when it stops while lifting heavy objects. CD1 5t-6m wire rope hoist