ER520NPPH - Josef Emmerich Netherlands Sales

BRAND	Josef Emmerich
Product	ER520NPPH
Description	piston diaphragm pump
Internal code	IMP2548615
Weight	530
Technical specification	Design: double-acting as horizontal one-cylinder pump with vertical diaphragm casing Capacity (m³/h) : 12 ... 0, variation automatically, for filterpress feeding Head (bar) : 15 Piston-diameter (mm) : 140 Piston stroke (mm) : 105 Stroke rating (min-1) : 70 Type of valve : ball valve with changeable valve seat Valve DN : 65 Average velocity within valve (m/s) : 1,16 at the capacity of 12 m³/h Design of Pump Head : Diaphragm Box with separate Discharge- and Suction Valve, compact size of pump for reducing of clearance volume Material of parts that come into contact with the Liquid/Slurry to be handled are made of; Pump body and valves : Polypropylene Pulsation dampener : Polypropylene Diaphragm : Double diaphragm, designed as preformed roller-diaphragm with internal leakage indicator material: Perbunan (NBR),  240 Valve-seat : Vulkollan (Polyurethane) Valve-ball : Vulkollan (Polyurethane) with steel core,  80 mm Weight of pump (kg) : approx. 530  Discharge pulsation dampener  Suction pulsation dampener  Automatic Pressure Valve (automatically capacity regulation depending on the pressure to feed the Filter Press)  Visual Leakage Indicator for pump diaphragm  V-belts, V-belt pulley of pump gear, V-belt guard  Air Valve for primary pulsation dampening

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