K45 mining energy-saving ventilation fan is specially designed according to the needs of various non coal mines such as metallurgy, non-ferrous metals, gold, chemical, building materials, and nuclear industries. It can be used as a main fan and auxiliary fan, and can be installed on the surface or underground. It is suitable for multi fan joint operation and is an ideal fan for each level of fan station in a multi fan series parallel multi-stage fan station ventilation system. It is also suitable for ventilation and air exchange in large workshops, tunnels, civil defense projects, and other occasions.
Main features:
1. Low noise.
2. The amount of civil engineering work is very small, which can save a lot of investment.
3. Equipped with a stabilizing ring device, the characteristic curve has no hump, no surge danger, and can operate safely and stably under any resistance state, suitable for multi fan joint operation.
4. The structure adopts a direct connection between the electric motor and the impeller, with good overall stability, easy installation, easy maintenance, and low local resistance of the device.
5. Compact structure and good moisture resistance. The main body of the fan adopts a welded structure of steel plate and section steel, and the blades are made of steel plate material, hollow. The blades and the whole machine have high strength and strong resistance to underground blasting shock waves. They can be installed on the surface and are also suitable for installation underground, especially as fan stations for multi-stage ventilation systems.
6. Reversible reverse wind, with a reverse wind rate greater than 60%, does not require the construction of a reverse air duct.
7. The installation angle of the blades can be adjusted, and the fan condition can be adjusted at any time according to the changes in mine production.
8. Diverse performance and complete specifications, it can be well matched with ventilation networks of various resistance and air volume types, and can maintain long-term efficient operation.
9. Adopting twisted wing shaped blades, the aerodynamic efficiency is high and the energy-saving effect is extremely significant.
Performance parameter table of K45 mining section ventilation fan
Machine number |
Speed r/min |
Airflow m3/s |
Total pressure Pa |
Power (kW) |
7 |
980 |
3.0~5.7 |
125~240 |
1.5 |
8 |
1450 |
6.6~12.5 |
357~685 |
7.5 |
980 |
4.5~8.4 |
163~313 |
3 |
|
9 |
1450 |
9.5~17.8 |
452~867 |
15 |
980 |
6.4~12.0 |
207~396 |
5.5 |
|
10 |
1450 |
13.0~24.0 |
558~1071 |
30 |
980 |
8.7~16.5 |
255~489 |
7.5 |
|
11 |
1450 |
17.3~32.6 |
675~1295 |
45 |
980 |
11.6~22.0 |
309~592 |
15 |
|
12 |
1450 |
22.5~42.3 |
804~1542 |
75 |
980 |
15.1~28.5 |
367~704 |
18.5 |
|
13 |
1450 |
28.6~53.8 |
943~1810 |
90 |
980 |
19.2~36.3 |
431~827 |
30 |
|
14 |
1450 |
35.7~67.2 |
1094~2099 |
132 |
980 |
23.9~45.3 |
500~959 |
45 |
|
15 |
1450 |
43.9~82.6 |
1256~2409 |
200 |
980 |
29.4~55.7 |
574~1101 |
55 |
|
16 |
980 |
35.7~67.6 |
653~1252 |
90 |
17 |
980 |
42.8~81.1 |
737~1414 |
110 |
18 |
980 |
50.9~96.2 |
826~1585 |
160 |
19 |
980 |
59.8~113.2 |
920~1766 |
200 |
20 |
980 |
69.8~132.0 |
1019~1956 |
250 |
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