ER520NPPH - Josef Emmerich Germany Sales

BRAND	Josef Emmerich
Product	ER520NPPH
Description	piston diaphragm pump
Internal code	IMP1068666
Weight	530
Custom code	84135080
Technical specification	Piston diaphragm pump type: ER520NPPH Type of construction: double-acting as a horizontal single-cylinder engine - Delivery rate (m³/h): 12... 0, automatic control for filter press feeding - Delivery pressure (bar): 12 - Piston diameter (mm): 140 - Piston stroke (mm): 105 - Stroke rate (min-1): 70 Valve design: ball valve with replaceable valve seat valve size DN: 65 mid. valve flow speed (m/s): 1.11 at a flow rate of 12 m³/h pump head - design type: Diaphragm housing with separate suction and discharge valves, compact design and reduced dead space volume Materials of the parts that come into contact with the conveyed goods: —> please check the material selection. - pump housing and valves: polypropylene - air chamber: polypropylene - Membrane: double membrane, designed as a preformed rolling membrane with integrated broken indicator - Material: Perbunan (NBR), Ø 240 mm - Valve seat: PPH - Valve ball: ceramic (SiC), Ø 80 mm Pump complete including: - pressurized air boiler - suction air boiler - pressure regulator (automatic adjustment of the delivery rate to the absorption capacity of the filter press by integrated control) - optical diaphragm rupture indicator by means of pointer instrument - V-belt, transmission V-belt pulley, V-belt protector - Ventilation valve for primary pulsation attenuation Dimensional drawing: 13 33 98 19 Varnish: - Pretreatment: blast rust removal according to DIN EN ISO 12944-4, SA 2.5 with post-cleaning - Primer: anticorrosive synthetic resin paint - Top coat: synthetic resin paint, shade: RAL 7015, slate grey - Total layer thickness: > 50 μm - Special coatings according to customer requirements are possible.

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