a. liquid temperature: 0-400C;
b. max depth: 70m;
c. liquid PH: 4-10;
d. the ratio of solid in liquid: no more than 5%;
e. underpit in danger of explosion caused by gas;
f. three-phase, 380~660V, 50Hz; voltage variation range: less than 55%/
g. flame-proof for mining;
h. anti-explosion mark: ExdI/
performance parameter
| NO. | Model | Capacity (m3/h) | Head (m) | Speed (r/min) | power (KW) |
| 1 | BQW10-34-2.2 | 10 | 34 | 2900 | 2.2 |
| 2 | BQW12-26-2.2 | 12 | 26 | 2900 | 2.2 |
| 3 | BQW15-22-2.2 | 15 | 22 | 2900 | 2.2 |
| 4 | BQW18-20-2.2 | 18 | 20 | 2900 | 2.2 |
| 5 | BQW10-44-3 | 10 | 44 | 2900 | 3 |
| 6 | BQW12-34-3 | 12 | 34 | 2900 | 3 |
| 7 | BQW15-30-3 | 15 | 30 | 2900 | 3 |
| 8 | BQW20-22-3 | 20 | 22 | 2900 | 3 |
| 9 | BQW15-45-4 | 15 | 45 | 2900 | 4 |
| 10 | BQW12-40-4 | 12 | 40 | 2900 | 4 |
| 11 | BQW15-35-4 | 15 | 35 | 2900 | 4 |
| 12 | BQW15-55-5.5 | 15 | 55 | 2900 | 5.5 |
| 13 | BQW12-50-5.5 | 12 | 50 | 2900 | 5.5 |
| 14 | BQW12-60-7.5 | 12 | 60 | 2900 | 7.5 |
| 15 | BQW16-55-7.5 | 16 | 55 | 2900 | 7.5 |
| 16 | BQW22-35-7.5 | 22 | 35 | 2900 | 7.5 |
| 17 | BQW9-22-2.2* | 9 | 22 | 2900 | 2.2 |
| 18 | BQW15-15-2.2 | 15 | 15 | 2900 | 2.2 |
| 19 | BQW18-12-2.2 | 18 | 12 | 2900 | 2.2 |
| 20 | BQW20-26-3 | 20 | 26 | 2900 | 3 |
| 21 | BQW20-22-3 | 20 | 22 | 2900 | 3 |
| 22 | BQW15-22-3* | 15 | 22 | 2900 | 3 |
| 23 | BQW25-32-4 | 25 | 32 | 2900 | 4 |
| 24 | BQW15-32-4 | 15 | 32 | 2900 | 4 |
| 25 | BQW25-40-5.5 | 25 | 40 | 2900 | 5.5 |
| 26 | BQW30-36-5.5 | 30 | 36 | 2900 | 5.5 |
| 27 | BQW20-35-5.5 | 20 | 35 | 2900 | 5.5 |
| 28 | BQW15-50-7.5 | 15 | 50 | 2900 | 7.5 |
| 29 | BQW20-45-7.5 | 20 | 45 | 2900 | 7.5 |
| 30 | BQW28-35-7.5 | 28 | 35 | 2900 | 7.5 |
| 31 | BQW15-60-9.2 | 15 | 60 | 2900 | 9.2 |
| 32 | BQW18-55-9.2 | 18 | 55 | 2900 | 9.2 |
| 33 | BQW22-50-9.2 | 22 | 50 | 2900 | 9.2 |
| 34 | BQW15-80-13 | 15 | 80 | 2900 | 13 |
| 35 | BQW25-10-2.2 | 25 | 10 | 2900 | 2.2 |
| 36 | BQW35-7-2.2* | 35 | 7 | 2900 | 2.2 |
| 37 | BQW25-17-3* | 25 | 17 | 2900 | 3 |
| 38 | BQW30-15-3 | 30 | 15 | 2900 | 3 |
| 39 | BQW40-12-3* | 40 | 12 | 2900 | 3 |
| 40 | BQW30-20-4 | 30 | 20 | 2900 | 4 |
| 41 | BQW40-16-4* | 40 | 16 | 2900 | 4 |
| 42 | BQW30-30-5.5 | 30 | 30 | 2900 | 5.5 |
| 43 | BQW40-20-5.5 | 40 | 20 | 2900 | 5.5 |
| 44 | BQW30-45-9.2 | 30 | 45 | 2900 | 9.2 |
| 45 | BQW32-40-9.2 | 32 | 40 | 2900 | 9.2 |
| 46 | BQW25-80-15 | 25 | 80 | 2900 | 15 |
| 47 | BQW30-120-25 | 30 | 120 | 2900 | 25 |
| 48 | BQW30-160-30 | 30 | 160 | 2900 | 30 |
| 49 | BQW35-150-30 | 35 | 150 | 2900 | 30 |
| 50 | BQW50-10-3 | 50 | 10 | 2900 | 3 |
| 51 | BQW50-15-4 | 50 | 15 | 2900 | 4 |
| 52 | BQW60-12-4 | 60 | 12 | 2900 | 4 |
| 53 | BQW50-20-5.5 | 50 | 20 | 2900 | 5.5 |
| 54 | BQW60-16-5.5 | 60 | 16 | 2900 | 5.5 |
| 55 | BQW45-22-7.5 | 45 | 22 | 2900 | 7.5 |
| 56 | BQW70-16-7.5 | 70 | 16 | 2900 | 7.5 |
| 57 | BQW100-12-7.5 | 100 | 12 | 2900 | 7.5 |
| 58 | BQW50-60-15 | 50 | 60 | 2900 | 15 |
| 59 | BQW50-70-18.5 | 50 | 70 | 2900 | 18.5 |
| 60 | BQW50-80-22 | 50 | 80 | 2900 | 22 |
| 61 | BQW50-100-37 | 50 | 100 | 2900 | 37 |
| 62 | BQW50-150-45 | 50 | 150 | 2900 | 45 |
