South American company Northrop Grumman and L-3 MAS Canada offered the defense ministry revised version of UAV RQ-4 Block 30 Global Hawk, reports Jane’s. This drone, received the title of Polar Hawk, adjusted for conducting intelligence operations in the Arctic zone. Details regarding the intelligence equipment that will be mounted on drones, were not disclosed. From Global Hawk new new unit will differ by some design changes and electrical systems that will produce Polar Hawk flying with significant sub-zero temperatures. One unit will be able to control up to 22 thousand kilometers area.
According to the proposal of Northrop Grumman, Canada will be able to use Polar Hawk for monitoring ice conditions, observe the movement of the ice fields, in order to control and coastal seafaring in the Canadian Arctic. During one mission Polar Hawk will be able to observe from a height of 18.3 thousand meters in the past 33 hours.
Multilevel strategic reconnaissance drone Global Hawk is capable of speeds up to 800 km per hour and fly at altitudes of up to 19.8 thousand meters. Duration of stay in the air unit is 36 hours. Global Hawk airborne equipment contains high-definition detectors, electronic warfare systems, relaying signals and electronic intelligence.
In late January 2012, the Pentagon announced that completely abandon the development, procurement and operation of UAVs RQ-4 Block 30. Initially planned to adopt such apparatus 42, 14 of which have already received military. All purchased drones will be transferred to the reserve and preserved. The reason for the termination of this project were the highest costs of purchasing and service vehicles.
Meanwhile, the rejection of the RQ-4 Block 30 does not mean the complete closure of the project Global Hawk. Namely, based on the drone creates its marine version for the U.S. Navy, characterized largely set intelligence equipment. In addition, the U.S. Air Force wants to continue funding programs from design and procurement drone RQ-4 Block 40.