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Wet Sump Pumping StationsWilo-DrainLift WS, WBProduct DescriptionTP 40 SFor heavily contaminated fluids and sewage. Explosion protection asstandard (3~400 V only), detachable power cable. With patentedmacerator:– Inside rotating blade– Conically designed macerator– Absolutely reliable operationWilo-DrainLift WSMoulded PE sump pump stationType keyExample: WS 900 E/TP 40 SWS Moulded PE sump pump station900 Sump diameter900 = 900 mm1,100 = 1,100 mmETP 40 SE = Single pumpD = Double pumpSelected pump typeApplicationsPumping wastewater and sewage from building systems, rooms andfrom surfaces below the backflow level (EN 752/EN 12050). Themoulded PE sump pump station is designed for outdoor undergroundinstallation without the necessity of associated concrete work. Atimesaving, cost-effective and easy-to-install solution for everyplanner and builder.Suitable for use as a ready-to-install sump pump station in pressuredrainage applications and as a collector pump station in gravitydrainage systems.Applicable Pump TypesDesign– Maximum working load 5 kN/m 2 (in accordance with DIN EN 124,Group 1)– Maximum pressure in the pressure line 6 bar– Moulded PE sump pump station made of recyclable PE– Highest degree of buoyancy protection due to 2/4 (WS 900 = 2,WS 1100 = 4) side fins fitted as standard (no concrete ringsrequired)– 2/4 inlets selectable on-site– Maximum stability due to hemispherical shaft bottom– Wilo above-water coupling– 2 ports DN 100 for vent and power cable– Sediment-free collection chamber due to hemispherical shapeofthe pump sump– Easy access to the level sensor due to installation with suspendedholding rodScope of delivery– Stainless steel discharge pipe from pump discharge port toapprox. 10 cm outside the shaft– Above water coupling system including seals– Check valve, gate valve, completely assembled– Flushing connection G 1 1 / 2– Stainless steel chain including fixing hook– Holding pipe for level monitoring (level sensor Type N,Float switch)– Installation and operating manualDouble pump stations are always supplied with twice the number ofabove-water couplings and fittings.Wet Sump Pumping StationsWilo-DrainLift WS, WBProduct DescriptionTS 40For slightly contaminated fluids, 10 mm free ball passage, detachablepower cable.TP 50For heavily contaminated fluids, 44 mm free ball passage, detachablepower cable.TP 65For heavily contaminated fluids, 44 mm free ball passage, detachablepower cable.TP 80For heavily contaminated fluids and faeces, 78 mm free ball passage.Explosion protection as standard, detachable power cable (singlepump station only).150 As of: 06/2004 - Subject to change without prior notice