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КРВ — клапан расхода воздуха

Клапан расхода воздуха (КРВ) применяется в приточно-вытяжной вентиляции для регулировки объема воздушного потока.

КРВ представляет собой рамку с установленными в неё лопатками.
Положение лопаток регулируется при помощи ручки.
Изменение положения лопаток позволяет изменять площадь свободного сечения решетки, тем самым регулируя объем подаваемого воздуха.

При изготовлении решеток используется запатентованный алюминиевый профиль АДЗ1 (ГОСТ 22233-2001).

Клапан поставляется без покрытия.

Значение коэффициента Кр при различных значениях угла β

Угол наклона 15˚ 30˚ 45˚ 60˚ 75˚ 90˚
Кр 0,8 0,77 0,69 0,57 0,4 0,21 0

Габаритно-посадочные размеры КРВ

АхВ – размеры строительного проема

Площадь свободного сечения Fc.c, м²

B/A 100 150 200 250 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000
1000,0090,0140,0180,0230,0280,0370,0460,0550,0640,0740,0830,0920,1010,1100,1200,1290,1380,1470,1560,1660,1750,184
1500,0140,0210,0280,0350,0410,0550,0690,0830,0970,1100,1240,1380,1520,1660,1790,1930,2070,2210,2350,2480,2620,276
2000,0180,0280,0370,0460,0550,0740,0920,1100,1290,1470,1660,1840,2020,2210,2390,2580,2760,2940,3130,3310,3500,368
2500,0230,0350,0460,0580,0690,0920,1150,1380,1610,1840,2070,2300,2530,2760,2990,3220,3450,3680,3910,4140,4370,460
3500,0280,0410,0550,0690,0830,1100,1380,1660,1930,2210,2480,2760,3040,3310,3590,3860,4140,4420,4690,4970,5240,552
4000,0370,0550,0740,0920,1100,1470,1840,2210,2580,2940,3310,3680,4050,4420,4780,5150,5520,5890,6260,6620,6990,736
5000,0460,0690,0920,1150,1380,1840,2300,2760,3220,3680,4140,4600,5060,5520,5980,6440,6900,7360,7820,8280,8740,920
6000,0550,0830,1100,1380,1660,2210,2760,3310,3860,4420,4970,5520,6070,6620,7180,7730,8280,8830,9380,9941,0491,104
7000,0640,0970,1290,1610,1930,2580,3220,3860,4510,5150,5800,6440,7080,7730,8370,9020,9661,0301,0951,1591,2241,288
8000,0740,1100,1470,1840,2210,2940,3680,4420,5150,5890,6620,7360,8100,8830,9571,0301,1041,1781,2511,3251,3981,472
9000,0830,1240,1660,2070,2480,3310,4140,4970,5800,6620,7450,8280,9110,9941,0761,1591,2421,3251,4081,4901,5731,656
10000,0920,1380,1840,2300,2760,3680,4600,5520,6440,7360,8280,9201,0121,1041,1961,2881,3801,4721,5641,6561,7481,840
11000,1010,1520,2020,2530,3040,4050,5060,6070,7080,8100,9111,0121,1131,2141,3161,4171,5181,6191,7201,8221,9232,024
12000,1100,1700,2200,2800,3300,4400,5500,6600,7700,8800,9901,1001,2101,3201,4401,5501,6601,7701,8801,9902,1002,210
13000,1200,1790,2390,2990,3590,4780,5980,7180,8370,9571,0761,1961,3161,4351,5551,6741,7941,9142,0332,1532,2722,392
14000,1290,1930,2580,3220,3860,5150,6440,7730,9021,0301,1591,2881,4171,5461,6741,8031,9322,0612,1902,3182,4472,576
15000,1380,2070,2760,3450,4140,5520,6900,8280,9661,1041,2421,3801,5181,6561,7941,9322,0702,2082,3462,4842,6222,760
16000,1470,2210,2940,3680,4420,5890,7360,8831,0301,1781,3251,4721,6191,7661,9142,0612,2082,3552,5022,6502,7972,944
17000,1560,2350,3130,3910,4690,6260,7820,9381,0951,2511,4081,5641,7201,8772,0332,1902,3462,5022,6592,8152,9723,128
18000,1660,2480,3310,4140,4970,6620,8280,9941,1591,3251,4901,6561,8221,9872,1532,3182,4842,6502,8152,9813,1463,312
19000,1750,2620,3500,4370,5240,6990,8741,0491,2241,3981,5731,7481,9232,0982,2722,4472,6222,7972,9723,1463,3213,496
20000,1840,2760,3680,4600,5520,7360,9201,1041,2881,4721,6561,8402,0242,2082,3922,5762,7602,9443,1283,3123,4963,680

Tеоретическая масса m, кг

B/A 100 150 200 250 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000
1000,090,120,150,190,220,290,350,420,480,550,620,680,750,820,880,951,011,081,151,211,281,35
1500,130,170,210,250,300,380,460,540,630,710,790,880,961,041,121,211,291,371,461,541,621,71
2000,170,220,270,320,370,470,570,670,770,870,971,071,171,271,371,471,571,671,771,871,972,07
2500,210,270,330,390,450,560,680,800,911,031,141,261,381,491,611,731,841,962,082,192,312,42
3500,260,320,390,460,520,660,790,921,051,191,321,451,591,721,851,992,122,252,392,522,652,78
4000,340,420,510,590,670,841,011,171,341,511,671,842,012,172,342,502,672,843,003,173,343,50
5000,430,530,630,730,831,031,221,421,621,822,022,222,422,622,823,023,223,423,623,824,024,22
6000,510,630,740,860,981,211,441,681,912,142,382,612,843,083,313,543,784,014,244,484,714,94
7000,590,730,860,991,131,391,661,932,192,462,732,993,263,533,794,064,334,594,865,135,395,66
8000,680,830,981,131,281,581,882,182,482,783,083,383,683,984,284,584,885,185,485,786,086,38
9000,760,931,101,261,431,762,102,432,763,103,433,764,104,434,775,105,435,776,106,436,777,10
10000,851,031,221,401,581,952,322,683,053,423,784,154,524,885,255,625,986,356,727,087,457,82
11000,931,131,331,531,732,132,532,933,333,734,134,544,945,345,746,146,546,947,347,748,148,54
12001,021,231,451,671,882,322,753,193,624,054,494,925,355,796,226,657,097,527,968,398,829,26
13001,101,341,571,802,042,502,973,443,904,374,845,315,776,246,717,177,648,118,579,049,519,98
14001,191,441,691,942,192,693,193,694,194,695,195,696,196,697,197,698,198,699,199,6910,1910,70
15001,271,541,812,072,342,873,413,944,475,015,546,086,617,147,688,218,759,289,8110,3510,8811,41
16001,361,641,922,212,493,063,624,194,765,335,896,467,037,608,168,739,309,8610,4311,0011,5712,13
17001,441,742,042,342,643,243,844,445,045,646,256,857,458,058,659,259,8510,4511,0511,6512,2512,85
18001,531,842,162,482,793,434,064,705,335,966,607,237,878,509,139,7710,4011,0411,6712,3012,9413,57
19001,611,942,282,612,943,614,284,955,616,286,957,628,288,959,6210,2910,9511,6212,2912,9613,6214,29
20001,692,042,402,753,103,804,505,205,906,607,308,008,709,4010,1010,8111,5112,2112,9113,6114,3115,01