型号规格风量功率转速噪音接管尺寸mm/in(m3/h)(w)(r/min)dB(A)(mm)DPT10-21-1100/419825119049100DPT15-33-1120/4.83124090055150DPT15-33-1D120/4.850458115050150DPT20-44-1200/866011090056200DPT20-54-1200/8828135115061200DPT20-54-1D200/81200330132069200)