AC centrifugal fans backward curved, 250 - Material: plastic impeller made of PA 6.6 (polyamide, glass-fibre reinforced), round sheet-metal plate ebm-papst Mulfingen Nominal data 3 -1 Type Motor VAC Hz m /h min W A F/VDB dB(A) C kg 230 50 1450 2600 155 0,70 5,0/400 75 50 1 R2E 250-AS47 -05 M2E 068-EC 3,1 (1) 230 60 1490 2700 215 0,95 5,0/400 76 45 230 50 1230 2550 130 0,57 4,0/400 73 50 2 R2E 250-AQ05 -05 M2E 068-DF 2,6 230 60 1320 2750 180 0,80 4,0/400 75 40 230 50 810 1400 43 0,20 1,5/400 61 70 3 R4E 250-AH01 -05 M4E 068-CF 2,2 230 60 930 1600 43 0,20 1,0/400 64 80 (1) subject to alterations Insulation class required at 60 Hz n P 1 -1 min W 1 1 2400 152 1 2 2400 152 2 1 2460 172 2 2 2435 175 3 1 1385 46 3 2 1370 47 Characteristics 700 600 500 2 2 400 1 300 2 200 3 1 1 2 100 1 0 200 400 600 CFM 3 200 400 600 800 1000 1200 m /h 50 Hz 60 Hz 32 Pa 0,5 1,0 1,5 2,0 2,5 in H O 2 Characteristic Voltage Frequency Air flow Speed/rpm Power input Current draw Capacitor Noise level Perm. amb. temp. Mass28 Dimensions Type bcdeg k Inlet ring R2E 250-AS47 -05 84,3 99 97,5 42 56 27 96359-2-4013 R2E 250-AQ05 -05 73,3 89 82,5 35 45 27 96359-2-4013 R4E 250-AH01 -05 84,3 99 72,6 25 56 29 96359-2-4013 c 1 31 d 0,5 58 0,2 Number of blades = 11 2 e g M4 b 2 Depth of screw max. 5 mm 33 Inlet ring Capacitor Terminal box S. 340 S. 356 f. S. 358 450 6 270,1 92 172 250 164,5 225 k 90 Accessories EC-SYSTEMS EC axial EC centrifugal AC axial AC centrifugal Information