Шахтные вентиляторы FKZ от китайских производителей - надежные решения для вентиляции от фабрики в Китае
📹 Product Video
📋 Product Description
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High Efficiency & Energy Saving
The twisted aerodynamic impeller has high aerodynamic efficiency and a remarkable energy-saving effect, enabling excellent compatibility with ventilation networks of varying resistance and air volume for long-term efficient operation.
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Stable Operation
Thanks to the flow stabilization device, the characteristic curve has no hump and no overload risk. It can safely and stably operate under any resistance condition and is suitable for combined operation of multiple fans.
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Reliable Structure
The motor is directly connected to the impeller, providing excellent overall stability. Installation is convenient, maintenance is simple, and the local resistance of the device is low.
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Convenient Reverse Ventilation
Reverse airflow can be reversed easily. The reverse air speed exceeds 60%, and there is no need to build a reverse air duct.
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Economical & Practical
The construction workload is small, saving significant investment. Low noise level for a comfortable working environment.
📊 Main Technical Parameters — K40
| Fan Model | Mine Safety Certificate | Machine No. | Speed (rpm) | Power (kW) | Air Volume (m³/s) | Total Pressure (Pa) |
| K40-4 | FKZ№8/5.5 | 8 | 1450 | 5.5 | 4.4～9.5 | 108～497 |
| K40-4 | FKZ№9/11 | 9 | 1450 | 11 | 6.2～13.5 | 136～629 |
| K40-4 | FKZ№10/15 | 10 | 1450 | 15 | 8.5～18.6 | 168～776 |
| K40-4 | FKZ№11/30 | 11 | 1450 | 30 | 11.3～24.7 | 203～9390 |
| K40-4 | FKZ№12/37 | 12 | 1450 | 37 | 14.7～32.1 | 242～1118 |
| K40-4 | FKZ№13/55 | 13 | 1450 | 55 | 18.7～40.8 | 284～1312 |
| K40-4 | FKZ№14/90 | 14 | 1450 | 90 | 23.4～50.9 | 329～1521 |
| K40-4 | FKZ№15/110 | 15 | 1450 | 110 | 28.7～62.6 | 378～1746 |
| K40-6 | FKZ№7/1.1 | 7 | 980 | 1.1 | 2.0～4.3 | 38～174 |
| K40-6 | FKZ№8/2.2 | 8 | 980 | 2.2 | 3.0～6.4 | 49～227 |
| K40-6 | FKZ№9/3 | 9 | 980 | 3 | 4.2～9.1 | 62～287 |
| K40-6 | FKZ№10/5.5 | 10 | 980 | 5.5 | 5.8～12.5 | 77～355 |
| K40-6 | FKZ№11/7.5 | 11 | 980 | 7.5 | 7.7～16.7 | 93～429 |
| K40-6 | FKZ№12/15 | 12 | 980 | 15 | 9.9～21.7 | 111～510 |
| K40-6 | FKZ№13/18.5 | 13 | 980 | 18.5 | 12.6～27.5 | 130～599 |
| K40-6 | FKZ№14/30 | 14 | 980 | 30 | 15.8～34.4 | 150～695 |
| K40-6 | FKZ№15/37 | 15 | 980 | 37 | 19.4～42.3 | 173～798 |
| K40-6 | FKZ№16/55 | 16 | 980 | 55 | 23.6～51.4 | 197～908 |
| K40-6 | FKZ№17/75 | 17 | 980 | 75 | 28.3～61.6 | 222～908 |
| K40-6 | FKZ№18/90 | 18 | 980 | 90 | 33.6～73.1 | 249～1149 |
| K40-6 | FKZ№19/110 | 19 | 980 | 110 | 39.5～86.0 | 277～1280 |
| K40-6 | FKZ№20/160 | 20 | 980 | 160 | 46.0～100.3 | 307～1418 |
| K40-6 | FKZ№21/200 | 21 | 980 | 200 | 53.3～116.1 | 339～1563 |
| K40-6 | FKZ№22/250 | 22 | 980 | 250 | 61.3～113.4 | 372～1716 |
| K40-8 | FKZ№11/4 | 11 | 730 | 4 | 5.7～12.4 | 52～238 |
| K40-8 | FKZ№12/5.5 | 12 | 730 | 5.5 | 7.4～16.1 | 61～283 |
| K40-8 | FKZ№13/7.5 | 13 | 730 | 7.5 | 9.4～20.5 | 72～332 |
| K40-8 | FKZ№14/11 | 14 | 730 | 11 | 11.8～25.6 | 84～386 |
| K40-8 | FKZ№15/15 | 15 | 730 | 15 | 14.5～31.5 | 96～443 |
| K40-8 | FKZ№16/22 | 16 | 730 | 22 | 17.6～38.3 | 109～504 |
| K40-8 | FKZ№17/30 | 17 | 730 | 30 | 21.1～45.9 | 123～568 |
| K40-8 | FKZ№18/37 | 18 | 730 | 37 | 25.0～54.5 | 138～637 |
| K40-8 | FKZ№19/55 | 19 | 730 | 55 | 29.4～64.1 | 154～710 |
| K40-8 | FKZ№20/75 | 20 | 730 | 75 | 34.3～74.7 | 170～787 |
| K40-8 | FKZ№21/90 | 21 | 730 | 90 | 39.7～86.5 | 188～867 |
| K40-8 | FKZ№22/110 | 22 | 730 | 110 | 45.7～99.4 | 206～952 |
| K40-8 | FKZ№23/132 | 23 | 730 | 132 | 52.2～113.6 | 225～1041 |
| K40-8 | FKZ№24/160 | 24 | 730 | 160 | 59.3～129.1 | 245～1133 |
| K40-8 | FKZ№25/200 | 25 | 730 | 200 | 67.0～146 | 266～1229 |
| K40-8 | FKZ№26/250 | 26 | 730 | 250 | 75.4～164.2 | 288～1330 |
📊 Main Technical Parameters — K45
| Fan Model | Mine Safety Certificate | Machine No. | Speed (rpm) | Power (kW) | Air Volume (m³/s) | Total Pressure (Pa) |
| K45-4 | FKZ№8/7.5 | 8 | 1450 | 7.5 | 6.6～12.5 | 357～685 |
| K45-4 | FKZ№9/15 | 9 | 1450 | 15 | 9.5～17.8 | 452～867 |
| K45-4 | FKZ№10/30 | 10 | 1450 | 30 | 13.0～24.0 | 558～1071 |
| K45-4 | FKZ№11/45 | 11 | 1450 | 45 | 17.3～32.6 | 675～1295 |
| K45-4 | FKZ№12/75 | 12 | 1450 | 75 | 22.5～42.3 | 804～1542 |
| K45-4 | FKZ№13/90 | 13 | 1450 | 90 | 28.6～53.8 | 943～1810 |
| K45-4 | FKZ№14/132 | 14 | 1450 | 132 | 35.7～67.2 | 1094～2099 |
| K45-4 | FKZ№15/200 | 15 | 1450 | 200 | 43.9～82.6 | 1256～2409 |
| K45-6 | FKZ№7/1.5 | 7 | 980 | 1.5 | 3.0～5.7 | 125～240 |
| K45-6 | FKZ№8/3 | 8 | 980 | 3 | 4.5～8.4 | 163～313 |
| K45-6 | FKZ№9/5.5 | 9 | 980 | 5.5 | 6.4～12.0 | 207～396 |
| K45-6 | FKZ№10/7.5 | 10 | 980 | 7.5 | 8.7～16.5 | 255～489 |
| K45-6 | FKZ№11/15 | 11 | 980 | 15 | 11.6～22.0 | 309～592 |
| K45-6 | FKZ№12/18.5 | 12 | 980 | 18.5 | 15.1～28.5 | 367～704 |
| K45-6 | FKZ№13/30 | 13 | 980 | 30 | 19.2～36.3 | 431～827 |
| K45-6 | FKZ№14/45 | 14 | 980 | 45 | 23.9～45.3 | 500～959 |
| K45-6 | FKZ№15/55 | 15 | 980 | 55 | 29.4～55.7 | 574～1101 |
| K45-6 | FKZ№16/90 | 16 | 980 | 90 | 35.7～67.6 | 653～1252 |
| K45-6 | FKZ№17/110 | 17 | 980 | 110 | 42.8～81.1 | 737～1414 |
| K45-6 | FKZ№18/160 | 18 | 980 | 160 | 50.9～96.2 | 826～1585 |
| K45-6 | FKZ№19/200 | 19 | 980 | 200 | 59.8～113.2 | 920～1766 |
| K45-6 | FKZ№20/250 | 20 | 980 | 250 | 69.8～132.0 | 1019～1956 |
🖼️ Appearance Schematic Diagram
🏭 Application Scenarios
🔍 Detailed Photos
❓ Frequently Asked Questions (FAQ)
💬 What is the difference between the K40 and K45 series coal mine fans?
The K40 and K45 series differ primarily in their blade angle and pressure characteristics. The K45 series is designed for higher total pressure applications, making it suitable for deeper mines or longer ventilation ducts, while the K40 series is optimized for a wider range of air volumes with moderate pressure requirements.
💬 What does the reverse ventilation function do, and how effective is it?
The reverse ventilation function allows the fan to reverse airflow direction, which is critical for emergency smoke exhaust and gas dilution in coal mines. The reverse air speed exceeds 60% of the forward speed, and no additional reverse air duct is required, significantly reducing installation costs and space requirements.
💬 Can multiple FKZ fans be operated in combination?
Yes. The stable operating characteristic curve — free of hump and overload risk — makes these fans ideal for parallel or series combined operation. This flexibility allows mine operators to scale ventilation capacity as needed without risk of instability.
💬 What safety certifications do the FKZ series fans hold?
Each model in the FKZ series holds the corresponding mine safety certificate (FKZ certificate), as listed in the technical parameter tables. These certifications confirm compliance with coal mine safety standards and ensure the fans are approved for use in underground mining environments.
💬 How is the motor connected to the impeller, and what are the maintenance requirements?
The motor is directly coupled to the impeller, eliminating the need for a gearbox or belt drive. This direct-drive configuration improves transmission efficiency, reduces mechanical failure points, and simplifies routine maintenance. Regular inspections of bearings, seals, and motor windings are recommended.
💬 What power range is available for the FKZ series fans?
The FKZ series covers a wide power range to suit various mine scales. The K40 series ranges from 1.1 kW (K40-6, No.7) up to 250 kW (K40-8, No.26), and the K45 series ranges from 1.5 kW (K45-6, No.7) up to 250 kW (K45-6, No.20), ensuring a suitable model is available for both small auxiliary tunnels and large main ventilation shafts.