Semi-hydraulic three-diaphragm pump, for use in low pressure systems. Parts in contact with pumped liquids in plastic-coated aluminium Rilsan and AISI 303/304. Diaphragms in NBR. Seals in NBR. Fitted with air-hydraulic damper for smoother operation and less hammer effect in the delivery circuit. Die-cast casing with oil-immersed mechanism and clear plastic tank for visual level checking. Remote level monitoring sensor on request. Remote oil tank installation kit available on request. Oil drainage stopper. Pistons with ring for a more efficient “oil cushion” system to protect the diaphragm. New-design diaphragm cut-out system to prevent contact tearing even in heavy-duty operating conditions. Spherical sector profile valves for lower flow resistance and improved volumetric efficiency. Rugged feet secured to pump casing. Geomet stainless steel finish metal fasteners. Stopper for drainage of liquid from the circuit before storage over winter. Complete with drive shaft guard. Available flanges for hydraulic motors and hydraulic pumps for overgears.
AR 275 bp C/C cod. 31458
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