Air-operated Elevators

Air operated Elevators are conventional elevators to which power actuation has been added. This feature permits remote opening and closing of the elevators. It can meet normal working requirements in oil drilling & workover and also reduce workload. They are designed and manufactured to the requirments in API Spec 8A/8C Specification for drilling and production hoisting equipment.

Main Technical Parameters

Model	Applicable diameter of tubulars(in)	Rated Capacity(short tons)
DD-150	4.1/8～8.5/8	150
DDZ-500	3.1/2～6.5/8	500