1:The hoisting mechanism of the crane is equipped with a safety device of specia 2 ... . For the rated lifting capacity, the main hook is 200t, the sub hook is 50t, the span is 36m, and ... for the hoisting height, the main hook is 28m, the sub-hook is 30m, and the max. wheel pressure ... is 45t. For the wheels of the crane, driving wheels ...