The document summarizes the specifications of the Powervamp 3000T ground power unit (GPU). It consists of two 1500S GPU packs connected in parallel to provide 3000 amps of peak current. Each pack contains 52 amp-hours of battery capacity. The overall dimensions of the GPU with trolley are 1000mm in height, 450mm in length, and 440mm in width, weighing 61kg total. The 3000T GPU is designed for turbine starting on large and medium helicopters and corporate jets.