品牌
其他厂商性质
所在地
用途
4-68型离心通风机，其叶片型线与4-72/4-73相同，主要用于除尘器、脱硫、锅炉鼓引风，是一种效率较高的风机，适合需要大风量输送场合。若输送气体有腐蚀性，则需要采用防腐措施；若输送气体为，则需采取防爆措施；输送含尘气体，叶轮叶片需增加耐磨层。烟气温度得超过80℃，不能采用电机直联驱动；超过400度，叶轮需采用304材质。
| 机号 | 传动 | 转速r/min | 全压Pa | 流量m3/h | 内效率 | 电机 |
| 2.8 | A | 2900 | 970-657 | 1131-2262 | 73.5-87.9 | Y802-2-1.1 |
| 3.15 | A | 2900 | 1245-853 | 1825-3435 | 79.9-87.3 | Y90S-2-1.5 |
| 3.55 | A | 2900 | 1608-1108 | 2708-5013 | 76.7-89.4 | Y100L-2-3 |
| 4 | A | 2900 | 2069-1431 | 3984-7281 | 78.2-88.6 | Y112M-2-4 |
| 4.5 | A | 2900 | 2657-1833 | 5790-10485 | 79.4-90.5 | Y132S2-2-7.5 |
| 4.5 | A | 1450 | 666-460 | 2895-5242 | 79.4-90.5 | Y90S-4-1.1 |
| 5 | A | 2900 | 3314-2304 | 8050-14490 | 80.5-91 | Y160M2-2-15 |
| 6.3 | D | 1450 | 1323-921 | 8320-14761 | 81.3-91.4 | Y132S-4-5.5 |
| 8 | D | 1450 | 2157-1500 | 17585-30774 | 82.4-91.9 | Y180M-4-18.5 |
| 10 | D | 1450 | 3442-2422 | 35420-61179 | 87.6-93 | Y250M-4-55 |
| 10 | D | 730 | 872-617 | 17832-30801 | 84.7-93 | Y160L-8-7.5 |
| 12.5 | D | 960 | 2353-1657 | 45800-79111 | 84.7-93 | Y280M-6-55 |
| 6.3 | C | 2240 | 3159-2196 | 12852-22803 | 81.3-91.4 | Y180M-2-22 |
| 6.3 | C | 2000 | 2510-1755 | 11476-20359 | 81.3-91.4 | Y160M2-2-15 |
| 8 | C | 1800 | 3314-2314 | 21830-38202 | 82.4-91.9 | Y200L2-2-37 |
| 8 | C | 1600 | 2618-1833 | 19404-33958 | 82.4-91.9 | Y200L1-2-30 |
| 8 | C | 1400 | 2009-1401 | 16979-27913 | 82.4-91.9 | Y180M-4-18.5 |
| 10 | C | 1250 | 2558-1793 | 30534-52740 | 84.7-93 | Y225S-4-37 |
| 10 | C | 1000 | 1637-1147 | 24427-42192 | 84.7-93 | Y180L-4-22 |
| 10 | C | 710 | 823-578 | 17343-29956 | 84.7-93 | Y132M-4-7.5 |
| 12.5 | C | 1120 | 3206-3040 | 53434-66388 | 87.6-92.2 | Y280S-4-75 |
| 12.5 | C | 900 | 2069-1451 | 42938-74166 | 88.5-93 | Y280S-6-45 |
| 16 | B | 960 | 3863-2716 | 96052-165908 | 84.7-93 | Y355M2-6-200 |
