AR North America AR50-SP/A1 Medium Pressure Diaphragm Pump

AR North America, AR50-SP/A1, Medium Pressure Diaphragm Pump, 14.8 Max GPM

Annovi Reverberi AR50-SP/A1 550 RPM semi-hydraulic two diaphragm alternating volumetric pump for use in gardening or semi-professional agricultural sector, trolley-mounted in combination with electric motors or internal combustion engines for gardening, and small sprayers for medium-pressure pesticide treatments in gardens, greenhouses, orchards or vineyards.

Features:

• Parts in contact with pumped liquids in Rilsan-coated aluminium, and AISI 303/304
• Diaphragms in NBR
• Seals in NBR
• Die-cast casing with oil-immersed mechanism and clear plastic tank for visual level checking
• Fitted with air-hydraulic damper for smoother operation and less hammer effect in the delivery circuit
• 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
• Mass-produced safety valve and cardan protection
• Metal fasteners with galvanised finish