HYDROPNEUMATIC PUMP type "AL-HPA-DE-25-VS-RL-PM with 14 cc / cycle double acting, actuated pneumatically. Pressure ratio 1:35 - Maximum pressure 250 bar - Max air pressure 7 bar. - 5 liter tank type MEDIUM in aluminum-plastic with oil level. - Pressure relief valve set at 100 bar (adjustable from 25 to 350 bar) - Hand pump GH-HPM20 for external manual operation - Tap lever 0-1 unstable NC for pump activation - Central tap 0-1 - Horizontal OR mounting - For DOUBLE EFFECT cylinders.