Roof fans VKRM
| VKRm | №3,15 |
| VKRm V (V1, R) | №4 |
| №5 | |
| №6,3 | |
| №8 | |
| №10 | |
| №12,5 |
For an accurate selection of this type of equipment, we suggest that you fill out a questionnaire and send it to our specialists in the order
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+7 (4942) 622-023Fans of VKRm type are made of carbon steel and designated for removal of non-explosive mixtures with the temperature below 50°C, wherein content of dust and other solid admixtures does not exceed 100 mg/m3 and there are no adhesive substances and fibrous materials, from the premises of industrial and public buildings.
Fans ВКРм-В(explosion-protected fans made of mixed metals) are designated for removal of gassteam-air mixtures of IIA and IIB categories, whichdo not cause accelerated corrosion of carbon steeland aluminum (rate of corrosion – not more than 0,1mm a year), wherein content of dust and other solid admixtures does not exceed 0,1 g/m3, and there are no substances and fibrous materials, from the premises of industrial and public buildings.
Fans ВКРм-Вcannot be applied for displacement of gas-dust-airmixtures from the process units, in which explosive substances are heated above the temperature of their spontaneous combustion or are exposed to an excess pressure.
Smoke exhaust fan VKRm is a low-pressure one-side suction fan. Impeller blades are bent backwards.
Specifications of roof fans VKRm
| Fan № |
Motor power,
KW
|
Rate of impeller
rotation, min-1
|
Capacity 103 х m3/hour
|
Static
pressure, Pa
|
Fan weight,
kg
|
| №3,15 option-1 | 0,18 | 975 | 0,7-1,4 | 110-0 | 30 |
| №4 option-1 | 0,37 | 915 | 1,4-3,3 | 160-0 | 55 |
| 1,1 | 1410 | 2,1-5,0 | 380-0 | 60 | |
| №5 option-1 | 0,75 | 915 | 2,8-6,5 | 250-0 | 65 |
| 2,2 | 1425 | 4,3-10,1 | 600-0 | 72 | |
| №6,3 option-1 | 2,2 | 950 | 6,0-13,8 | 430-0 | 115 |
| 5,5 | 1435 | 8,9-20,4 | 980-0 | 144 | |
| №8 option-1 | 3,0 | 750 | 9,4-22,0 | 430-0 | 198 |
| 5,5 | 960 | 12,6-27,5 | 810-0 | 211 | |
| №10 option-1 | 5,5 | 720 | 19,4-39,6 | 590-0 | 330 |
| 15 | 970 | 25,9-53,3 | 1040-0 | 402 | |
| №12,5 option-1 | 4 | 370 | 11,0-35,0 | 270-0 | 570 |
| 5,5 | 470 | 14,0-45,0 | 430-0 | 570 | |
| 18,5 | 730 | 20,8-67,0 | 960-0 | 655 | |
| №12,5 option-5 | 4 | 415 | 12,3-39,0 | 340-0 | 705 |
Mounted dimensions of roof fans VKRm
Overall and mounting dimensions of VKRm №,15-№10 option1
| Fan No. | D | D2 | D3 | d | d2 | B | B2 | B3 | H | h | N |
| VKR-3,15 | 500 | 345 | 290 | 12 | M6 | 465 | 650 | 500 | 515 | 205 | 4 |
| VKR-4 | 595 | 430 | 380 | 16 | M8 | 620 | 895 | 640 | 695 | 265 | 8 |
| VKR-5 | 595 | 490 | 430 | 16 | M8 | 620 | 895 | 640 | 750 | 320 | 8 |
| VKR-6,3 | 772 | 660 | 595 | 16 | M8 | 910 | 1180 | 880 | 945 | 395 | 8 |
| VKR-8 | 1072 | 850 | 770 | 16 | M8 | 1085 | 1340 | 1050 | 1080 | 470 | 8 |
| VKR-10 | 1272 | 1040 | 920 | 18 | M12 | 1385 | 1735 | 1350 | 1390 | 625 | 8 |
Aerodynamic characteristic of fans ВКРм
№3,15 option-1
№4 option-1
№5 option-1
№6,3 option-1
№8 option-1
№10 option-1
№12,5 option-1
№12,5 option-5
Acoustic characteristics of fans VKRm
| Fan No. |
n,
min-1
|
The value of Lpi, dB in the octave band f, Hz | LpA, dBА | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | |||
| 3,15 | 975 | 67 | 70 | 71 | 68 | 64 | 62 | 52 | 45 | 70 |
| 4 | 915 | 69 | 74 | 76 | 81 | 74 | 68 | 57 | 50 | 80 |
| 5 | 915 | 73 | 81 | 83 | 84 | 80 | 75 | 65 | 56 | 85 |
| 6,3 | 950 | 76 | 83 | 87 | 92 | 87 | 80 | 72 | 64 | 92 |
| 8 | 710 | 88 | 93 | 89 | 90 | 87 | 81 | 73 | 69 | 92 |
| 10 | 700 | 89 | 93 | 89 | 91 | 87 | 82 | 73 | 69 | 93 |
| 950 | 93 | 97 | 98 | 99 | 96 | 86 | 79 | 74 | 103 | |
| 12,5 | 870 | 85 | 89 | 90 | 87 | 81 | 73 | 69 | 60 | 88 |
| 470 | 92 | 95 | 96 | 93 | 87 | 79 | 74 | 66 | 94 | |
| 750 | 96 | 99 | 100 | 99 | 97 | 87 | 79 | 75 | 104 | |