KD724-G Uraca United States Sales

Medium handled demineralized water, free from gas without chemical additions Operating temperature 3 to + 40 °C Density on suction side 1000 g/dm3 pH-value approx. 6,5 – 7,5 Solids Fibre particles, negligible Quantity of solids 5 mg/liter Size of solid particles max. 100 um integrated gear box i = 3,16 Plunger diameter 70 mm Number of plungers 3 Stroke 85 mm Pressure at suction connection of working pump 3 3 - 6 bar Discharge pressure 55 bar Safety valve set pressure 65 bar Differential pressure ∆p for drive design 52 bar Capacity 96 480 l/min Pump speed 100 499 min-1 Mean plunger speed 0,28 1,41 m/s Power required at pump shaft * at 480 l/min and 52 bar ∆p 45 kW Recommended motor rating at 1577 min-1, 480 l/min, 52 bar ∆p ≥ 50 kW Motor speed 316 1577 min-1 NPSH required, approx. 16 m LC Liquid end Valve block casing 1.4462 (21 - 23 % Cr, 4,5 - 6,5 % Ni, 2,5 % Mo) Stuffing box casing 1.4462 Valve seat 2.0978 (special bronze) Valve body 1.4462 Valve spring 1.4568 (16 - 18 % Cr, 6,5 - 7,8 % Ni) Plunger ceramic Plunger seal Teflon-Kevlar-Graphite O-rings NBR Power end Power end casing 0.6025 Crankshaft 1.7225 Connecting rod 0.7060 Crosshead 0.6025 Crosshead pin bearings special bronze alloy Connecting rod bearings babbitt Crankshaft bearings roller bearing Pump design Power end lubrication pressure lubrication via crankshaft driven gear pump Additional power end oil cooling integrated water-oil-cooler Stuffing boxes replaceable as single parts Valve design cone valves Position of connections Drive left hand side Suction connection of pump left hand side Discharge connection of pump right hand side Safety valve left hand side