SB-CON • Bifurcated Conical Axial Fan

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Selection curves Technical data Product code Voltage Poles Speed Air-flow m3/s @ Static Pressure Pa At Best Efficiency Point Electrical Data Inlet dB(A) @ 3m V / Hz   rpm 0 25 50 75 100 150 200 250 300 350 400 500 Output (kW) Peak Amps Δ / Y SB250-CON4-1 230V / 50Hz 4 1450 0.280 0.223 0.150 0.029 - - - - - - - - 0.120 1.13 - 48 SB315-CON4-1 230V / 50Hz 4 1370 0.521 0.483 0.439 0.383 0.257 - - - - - - - 0.120 1.13 - 51 SB250-CON2-3 400V / 50Hz 2 2780 0.566 0.535 0.502 0.468 0.434 0.360 0.282 0.198 - - - - 0.250 0.68 Mains 61 SB250-CON4-3 400V / 50Hz 4 1370 0.270 0.211 0.140 0.040 - - - - - - - - 0.120 0.48 Mains 48 SB315-CON2-3 400V / 50Hz 2 2780 0.931 0.919 0.906 0.892 0.878 0.848 0.810 0.768 0.716 0.648 0.554 - 0.550 1.18 Mains 64 SB315-CON4-3 400V / 50Hz 4 1370 0.521 0.483 0.439 0.383 0.257 - - - - - - - 0.120 0.48 Mains 51 SB400-CON2-3 400V / 50Hz 2 2800 2082 2065 2047 2029 2010 1969 1926 1878 1825 1766 1698 1527 2200 4.42 Mains 70 SB500-CON2-3 400V / 50Hz 2 2840 3803 3780 3756 3732 3707 3655 3600 3541 3477 3408 3332 3152 4000 7.49 Mains 80 Sound data Product code Speed   Sound Power Level dBW @ Octave Band Hz Total dB rpm   63 125 250 500 1k 2k 4k 8k SB250-CON4-1 1450 Inlet 77 74 71 64 62 60 57 47 80 SB315-CON4-1 1370 Inlet 80 77 74 68 66 64 62 53 83 SB250-CON2-3 2780 Inlet 83 81 79 78 77 75 73 69 88 SB250-CON4-3 1370 Inlet 77 74 71 64 62 60 57 47 80 SB315-CON2-3 2780 Inlet 90 86 82 81 80 77 77 71 93 SB315-CON4-3 2370 Inlet 80 77 74 68 66 64 62 53 83 SB400-CON2-3 2800 Inlet 94 87 86 90 84 83 80 73 97 SB500-CON2-3 2840 Inlet 98 93 90 96 96 95 93 89 104