AC axial fan with full round nozzle W4S250-CA02-01 straight blades (A series) ebm-papst Mulfingen GmbH & Co. KG Bachmuhle 2 74673 Mulfingen Phone: +49 7938 81-0 Fax: +49 7938 81-110 www.ebmpapst.com info1@de.ebmpapst.com Nominal data Type W4S250-CA02-01 Motor M4S068-CF Phase 1~ 1~ 1~ Nominal voltage [V] 230 230 230 Frequency [Hz] 50 60 60 Type of data definition rfa rfa rfa Valid for approval / standard CE CE UL Speed [min-1] 1400 1620 1620 Power input [W] 72 67 75 Current draw [A] 0,53 0.46 0.33 Max. back pressure [Pa] 80 100 100 Max. ambient temperature [C] 40 50 50 Air flow 870 1000 1000 Back pressure [m3/h] [Pa] 0 0 0 Sound pressure level [dB(A)] 58 62 62 ml = max. load * me = max. efficiency * rfa = running at free air * cs = customer specs * cu = customer unit Subject to alterations Web data sheet D * Page 1 of 6 ebm-papst Mulfingen GmbH & Co. KG * Bachmuhle 2 * 74673 Mulfingen * Phone: +49 7938 81-0 * Fax: +49 7938 81-110 * www.ebmpapst.com * info1@de.ebmpapst.com AC axial fan with full round nozzle W4S250-CA02-01 straight blades (A series) Technical features Size 250 mm Operation mode Continuous operation (S1) Direction of rotation Counter-clockwise, seen on rotor Direction of air flow "V" Insulation class "B" Cable exit Lateral Bearing motor Ball bearing Mass 1.7 kg Material of impeller Sheet steel, coated in black Motor protection Thermal overload protector (TOP) wired internally Product conforming to standard CE Number of blades 5 Type of protection IP 44 - depending on position Protection class I Approval CCC Web data sheet D * Page 2 of 6 ebm-papst Mulfingen GmbH & Co. KG * Bachmuhle 2 * 74673 Mulfingen * Phone: +49 7938 81-0 * Fax: +49 7938 81-110 * www.ebmpapst.com * info1@de.ebmpapst.com AC axial fan with full round nozzle W4S250-CA02-01 straight blades (A series) Product drawing 85 6x 60 1,25 9 6 15 O 320 O 254 295 45 < "V" 7 Web data sheet D * Page 3 of 6 ebm-papst Mulfingen GmbH & Co. KG * Bachmuhle 2 * 74673 Mulfingen * Phone: +49 7938 81-0 * Fax: +49 7938 81-110 * www.ebmpapst.com * info1@de.ebmpapst.com AC axial fan with full round nozzle W4S250-CA02-01 straight blades (A series) Connection screen L PE N L N = BU = BN = GNYE TOP Web data sheet D * Page 4 of 6 ebm-papst Mulfingen GmbH & Co. KG * Bachmuhle 2 * 74673 Mulfingen * Phone: +49 7938 81-0 * Fax: +49 7938 81-110 * www.ebmpapst.com * info1@de.ebmpapst.com AC axial fan with full round nozzle W4S250-CA02-01 straight blades (A series) 80 2 [in H O] 0,4 100 0,3 [Pa] Charts: Air flow 50 Hz 0,2 60 40 0,1 20 2 1 0 200 200 400 400 600 800 600 [CFM] 1000 [m3/h] Measured values n P1 I [min-1] [W] [A] 1 1400 70 0.52 2 1395 71 0.52 Web data sheet D * Page 5 of 6 ebm-papst Mulfingen GmbH & Co. KG * Bachmuhle 2 * 74673 Mulfingen * Phone: +49 7938 81-0 * Fax: +49 7938 81-110 * www.ebmpapst.com * info1@de.ebmpapst.com AC axial fan with full round nozzle W4S250-CA02-01 straight blades (A series) 80 2 [in H O] 0,4 100 0,3 [Pa] Charts: Air flow 60 Hz 0,2 60 20 0,1 40 0 200 200 400 400 600 800 600 [CFM] 1000 [m3/h] Web data sheet D * Page 6 of 6 ebm-papst Mulfingen GmbH & Co. KG * Bachmuhle 2 * 74673 Mulfingen * Phone: +49 7938 81-0 * Fax: +49 7938 81-110 * www.ebmpapst.com * info1@de.ebmpapst.com