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Waste water collectionPumps stationsTechnical data Wilo-DrainLift WS 40 BasicMotorWS 40 E/TC 40 BV WS 40 E/TC 40 BV WS 40 D/TC 40 BV WS 40 D/TC 40 BV1~230 V, 50 Hz 3~400 V, 50 Hz 1~230 V, 50 Hz 3~400 V, 50 HzPower consumption P 1 / kW 0.7 0.7 2x 0.7 2x 0.7Nominal current I N / A 3.3 1.4 2x 3.3 2x 1.4Nominal speed n / rpm 2900 2900 2900 2900Activation type Direct Direct Direct DirectInsulation class F F F FProtection class IP 67 IP 67 IP 67 IP 67Max. switching frequency per pump 1/h 30 30 30 30CableCable length from system to switchgear/plug m – – – –Mains plug Shock-proof – – –Type of connecting cable Detachable Detachable Detachable DetachablePermitted field of applicationMax. intake/h with S3 operation V / l max. 1950 max. 3000 max. 9600 max. 9600Operating mode per pump S3-15% S3-15% S3-15% S3-15%Max. permissible pressure in the pressure pipe p / bar 1.5 1.5 1.5 1.5Fluid temperature T / °C +3 ... +40 +3 ... +40 +3 ... +40 +3 ... +40Max. fluid temperature, for short periods up to 3 minT / °C– – – –Max. ambient temperature T / °C 40 40 40 40ConnectionsPressure connection 50/G2A 50/G2A 2 x 50/G2A 2 x 50/G2AInlet connection DN 150/DN 100 DN 150/DN 100 DN 150/DN 100 DN 150/DN 100Bleeding DN 70 DN 70 DN 70 DN 70Dimensions/weightsGross volume V / l 255 255 400 400Max. switching volume V / l 65 100 160 160Min. level OFF mm 190 190 190 190Min. level ON mm 450 450 450 450Dimensions Width x height x depth / mm 650 x 1040 x 800 650 x 1040 x 800 800 x 1040 x 1000 800 x 1040 x 1000Diagonal dimension mm 1030 1030 1280 1280Weight approx. m / kg 51 52 83 83MaterialsMotor housing 1.4308 1.4308 1.4308 1.4308Pump shaft 1.4005 1.4005 1.4005 1.4005Mechanical seal Carbon/ceramic Carbon/ceramic Carbon/ceramic Carbon/ceramicPump housing EN-GJL-250 EN-GJL-250 EN-GJL-250 EN-GJL-250Impeller PA 30GF PA 30GF PA 30GF PA 30GFTank material PE PE PE PEWaste water collectionP 1 refers to the maximum power consumption. All of the data apply to 1~230 V or 3~400 V, 50 Hz and a density of 1 kg/dm 3 .Wilo Water Management catalogue – 50 Hz – Drainage and Sewage – Waste water collection and transport – Edition 2012/2013 – Subject to change without prior notice47