长沙鼓风机厂S21罗茨鼓风机是全新一代 CS 高效静音系列罗茨机，是吸收欧盟标准国产化的新一代罗茨鼓风机。适用于正压鼓风和负压抽吸用途，一般用于输送清洁空气及其它中性气体，出口压力最高可达100kPa
| 转速r/min | 理论流量m3/min | 升压kPa | 流量m3/min | 轴功率kW | 配套电机 | 机组最大重量kg | |
| 型号 | 功率kW | ||||||
| 2000 | 10.15 | 19.6 | 8.46 | 4.12 | Y132S1-2 | 5.5 | |
| 2000 | 10.15 | 29.4 | 8.08 | 5.77 | Y132S2-2 | 7.5 | |
| 2000 | 10.15 | 39.2 | 7.76 | 7.43 | Y160M1-2 | 11 | |
| 2000 | 10.15 | 49 | 7.48 | 9.09 | Y160M1-2 | 11 | |
| 2000 | 10.15 | 58.8 | 7.23 | 10.75 | Y160M2-2 | 15 | |
| 2000 | 10.15 | 68.6 | 7 | 12.41 | Y160M2-2 | 15 | |
| 2000 | 10.15 | 78.4 | 6.78 | 14.06 | Y160L-2 | 18.5 | |
| 2000 | 10.15 | 88.2 | 6.57 | 15.72 | Y160L-2 | 18.5 | |
| 2400 | 12.18 | 19.6 | 10.49 | 5.2 | Y132S2-2 | 7.5 | |
| 2400 | 12.18 | 29.4 | 10.11 | 7.19 | Y160M1-2 | 11 | |
| 2400 | 12.18 | 39.2 | 9.79 | 9.18 | Y160M1-2 | 11 | |
| 2400 | 12.18 | 49 | 9.51 | 11.17 | Y160M2-2 | 15 | |
| 2400 | 12.18 | 58.8 | 9.26 | 13.15 | Y160L-2 | 18.5 | |
| 2400 | 12.18 | 68.6 | 9.02 | 15.14 | Y160L-2 | 18.5 | |
| 2400 | 12.18 | 78.4 | 8.81 | 17.13 | Y180M-2 | 22 | |
| 转速r/min | 理论流量m3/min | 升压kPa | 流量m3/min | 轴功率kW | 配套电机 | 机组最大重量kg | |
| 型号 | 功率kW | ||||||
| 2400 | 12.18 | 88.2 | 8.6 | 19.12 | Y180M-2 | 22 | |
| 2400 | 12.18 | 98 | 8.41 | 21.11 | Y200L1-2 | 30 | |
| 2750 | 13.95 | 19.6 | 12.27 | 6.22 | Y132S2-2 | 7.5 | |
| 2750 | 13.95 | 29.4 | 11.89 | 8.5 | Y160M1-2 | 11 | |
| 2750 | 13.95 | 39.2 | 11.57 | 10.78 | Y160M2-2 | 15 | |
| 2750 | 13.95 | 49 | 11.29 | 13.06 | Y160L-2 | 18.5 | |
| 2750 | 13.95 | 58.8 | 11.03 | 15.34 | Y160L-2 | 18.5 | |
| 2750 | 13.95 | 68.6 | 10.8 | 17.62 | Y180M-2 | 22 | |
| 2750 | 13.95 | 78.4 | 10.58 | 19.9 | Y200L1-2 | 30 | |
| 2750 | 13.95 | 88.2 | 10.38 | 22.18 | Y200L1-2 | 30 | |
| 2750 | 13.95 | 98 | 10.19 | 24.46 | Y200L1-2 | 30 | |
| 3100 | 15.73 | 19.6 | 14.04 | 7.33 | Y160M1-2 | 11 | |
| 3100 | 15.73 | 29.4 | 13.66 | 9.9 | Y160M2-2 | 15 | |
| 3100 | 15.73 | 39.2 | 13.35 | 12.47 | Y160M2-2 | 15 | |
| 3100 | 15.73 | 49 | 13.06 | 15.04 | Y160L-2 | 18.5 | |
| 转速r/min | 理论流量m3/min | 升压kPa | 流量m3/min | 轴功率kW | 配套电机 | 机组最大重量kg | |
| 型号 | 功率kW | ||||||
| 3100 | 15.73 | 58.8 | 12.81 | 17.61 | Y180M-2 | 22 | |
| 3100 | 15.73 | 68.6 | 12.58 | 20.18 | Y200L1-2 | 30 | |
| 3100 | 15.73 | 78.4 | 12.36 | 22.75 | Y200L1-2 | 30 | |
| 3100 | 15.73 | 88.2 | 12.15 | 25.32 | Y160L-2 | 18.5 | |
| 3100 | 15.73 | 98 | 11.96 | 27.89 | Y200L2-2 | 37 | |
| 3450 | 17.5 | 19.6 | 15.82 | 8.52 | Y160M1-2 | 11 | |
| 3450 | 17.5 | 29.4 | 15.44 | 11.38 | Y160M2-2 | 15 | |
| 3450 | 17.5 | 39.2 | 15.12 | 14.24 | Y160L-2 | 18.5 | |
| 3450 | 17.5 | 49 | 14.84 | 17.1 | Y180M-2 | 22 | |
| 3450 | 17.5 | 58.8 | 14.59 | 19.96 | Y200L1-2 | 30 | |
| 3450 | 17.5 | 68.6 | 14.35 | 22.82 | Y200L1-2 | 30 | |
| 3450 | 17.5 | 78.4 | 14.13 | 25.68 | Y200L1-2 | 30 | |
| 3450 | 17.5 | 88.2 | 13.93 | 28.54 | Y200L2-2 | 37 | |
| 3450 | 17.5 | 98 | 13.74 | 31.4 | Y200L2-2 | 37 | |
| 3900 | 19.79 | 19.6 | 18.1 | 10.18 | Y160M2-2 | 15 | |
| 转速r/min | 理论流量m3/min | 升压kPa | 流量m3/min | 轴功率kW | 配套电机 | 机组最大重量kg | |
| 型号 | 功率kW | ||||||
| 3900 | 19.79 | 29.4 | 17.72 | 13.42 | Y160L-2 | 18.5 | |
| 3900 | 19.79 | 39.2 | 17.4 | 16.65 | Y180M-2 | 22 | |
| 3900 | 19.79 | 49 | 17.12 | 19.88 | Y200L1-2 | 30 | |
| 3900 | 19.79 | 58.8 | 16.87 | 23.12 | Y200L1-2 | 30 | |
| 3900 | 19.79 | 68.6 | 16.64 | 26.35 | Y200L1-2 | 30 | |
| 3900 | 19.79 | 78.4 | 16.42 | 29.58 | Y200L2-2 | 37 | |
| 3900 | 19.79 | 88.2 | 16.21 | 32.82 | Y200L2-2 | 37 | |
| 3900 | 19.79 | 98 | 16.02 | 36.05 | Y225M-2 | 45 | |
| 4200 | 21.31 | 19.6 | 19.62 | 11.37 | Y160M2-2 | 15 | |
| 4200 | 21.31 | 29.4 | 19.25 | 14.85 | Y160L-2 | 18.5 | |
| 4200 | 21.31 | 39.2 | 18.93 | 18.34 | Y180M-2 | 22 | |
| 4200 | 21.31 | 49 | 18.65 | 21.82 | Y200L1-2 | 30 | |
| 4200 | 21.31 | 58.8 | 18.39 | 25.3 | Y200L1-2 | 30 | |
| 4200 | 21.31 | 68.6 | 18.16 | 28.78 | Y200L2-2 | 37 | |
| 4200 | 21.31 | 78.4 | 17.94 | 32.26 | Y200L2-2 | 37 | |
| 4200 | 21.31 | 88.2 | 17.74 | 35.74 | Y225M-2 | 45 | |
| 4200 | 21.31 | 98 | 17.54 | 39.23 | Y225M-2 | 45 | |