Multiple Pumps Multiple Pumps Multiple pumps are commonly used in hydraulic systems of mobile machines, hydraulic power-packs and other applications, where several sections must be supplied by one power source. Their modular construction allows for preparing various pump combinations, which may include even 6-7 sections. Type XV-0 – Group 0 Type XV-1 – Group 1 Type XV-2 – Group 2 Type XV-3 – Group 3