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Air Density Factors for Various Temperatures and Altitudes

UnityBasis =Standard AirDensityof.075lb/ft 3 At sea level (29.92 in. Hg barometric pressure) this is equivalent to dry air at 70oF.

Air Altitude in Feet Above Sea Le ve l
Tem p. 0 1000 2000 3000 4000 5000 6000 7 00 0 8 00 0 9 00 0 10000 15 00 0 20000
Barom etric Pressure in Inches of M ercury
oF 29 .92 2 8.86 2 7.8 2 2 6.8 2 2 5.84 2 4.90 2 3.98 2 3.09 22 .22 21 .3 9 2 0.58 1 6.89 1 3.75
7 0 1.0 00 .96 4 .93 0 .89 6 .86 4 .83 2 .80 1 .77 2 .7 43 .7 14 .68 8 .56 4 .46 0
1 00 .9 46 .91 2 .88 0 .84 8 .81 8 .78 7 .75 8 .73 0 .7 03 .6 76 .65 1 .53 4 .43 5
1 50 .8 69 .83 8 .80 8 .77 0 .75 1 .72 3 .69 6 .67 1 .6 56 .6 20 .59 8 .49 0 .40 0
2 00 .8 03 .77 4 .74 7 .72 0 .69 4 .66 8 .64 3 .62 0 .5 96 .5 73 .55 2 .45 3 .36 0
2 50 .7 47 .72 0 .69 4 .66 9 .64 5 .62 2 .59 8 .57 6 .5 55 .5 33 .51 4 .42 1 .34 4
3 00 .6 97 .67 2 .64 8 .62 4 .60 4 .58 0 .55 8 .53 8 .5 18 .4 98 .48 0 .39 3 .32 1
3 50 .6 54 .63 1 .60 8 .58 6 .56 5 .54 4 .52 4 .50 5 .4 86 .4 67 .45 0 .36 9 .30 1
4 00 .6 16 .59 4 .57 3 .55 2 .53 2 .51 3 .49 3 .47 6 .4 58 .4 40 .42 4 .34 7 .28 3
4 50 .5 82 .56 1 .54 2 .52 2 .50 3 .48 4 .46 6 .44 9 .4 33 .4 16 .40 1 .32 8 .26 8
5 00 .5 52 .53 2 .51 3 .49 5 .47 7 .45 9 .44 2 .42 6 .4 10 .3 94 .38 0 .31 1 .25 4
5 50 .5 25 .50 6 .48 8 .47 0 .45 4 .43 7 .42 1 .40 5 .3 90 .3 75 .36 1 .29 6 .24 2
6 00 .5 00 .48 2 .46 9 .44 8 .43 2 .41 6 .40 0 .38 6 .3 72 .3 52 .34 4 .28 2 .23 0
6 50 .4 77 .46 0 .44 4 .42 7 .41 2 .39 7 .38 2 .36 8 .3 54 .3 41 .32 8 .26 9 .21 9
7 00 .4 57 .44 1 .42 5 .41 0 .39 5 .38 0 .36 6 .35 3 .3 40 .3 26 .31 5 .25 8 .21 0
8 00 .4 20 .40 4 .38 9 .37 5 .36 2 .35 0 .33 6 .32 3 .3 11 .3 00 .29 0 .23 7 .19 3
All performance tables are based on standard air density which is .075 lbs./ft 3 .
When desired performance is at other than standard conditions (.075 lbs./ft3 ), it must be converted to equivalent standard condition before entering the tables.
Temperatue Operating Limits
Temperature RPM Derating Factors in Percent:
Steel Wheel Aluminum Wheel
300oF 100% 150oF 100%
301-400oF 96% 151-200oF 95%
401-500oF 92% 201-250oF 80%
501-600oF 85%

Wheel Weights and WR2 in lbs. Ft2

Plenum Fan Size SW SI DW DI
Class I Class II Class I Class II
Weight WR2 Weight WR2 Weight WR2 Weight W R2
PL150 27.5 4.3 33.6 5.7 42.3 7 75.4 10.4
PL165 35 6.9 42.3 8.3 74.3 12 84.8 14.6
PL182 41 10.5 49.6 12.6 84.6 17.5 97.4 21.3
PL200 56.5 17 56.4 17.4 111.4 30.3 111.4 30.3
PL222 67.5 22.9 60.3 23 130.6 45.6 115 38.3
PL245 80.5 38.4 77.6 34.2 152.6 66.7 135 56.8
PL270 77 48 78 48 133 76 132 76
PL300 99 72 99 72 156 112 154 112
PL330 133 121 133 121 200 181 218 184
PL365 159 181 161 182 238 268 257 272
PL402 204 285 204 285 331 440 386 461
PL445 247 427 282 437 395 654 447 676
PL490 363 776 400 789 593 1131 587 1132
PL542 496 1226 496 1226 734 1772 848 1844
PL600 585 1799 614 1896 863 2604 1032 2868
PL660 699 2641 730 2766 1149 3884 1198 4144
PL730 830 3875 1005 4072 1338 5688 1388 6044
CAUTION: WR2 m referred to the motor is Motor manufactures differ on the
The minimum motor starting WR2m capabilities of their
requirements shown on the (RPM Plenum Fan / RPM MTR)2 x WR2 Plenum Fan x 1.1 motors. An average value for
performance pages are for belt standard design B, open drip-
driven units Direct driven units will require larger motors proof, 1750 RPM motors was
to accelerate the Plenum Fan inertia load to the used to determine the minimum
design speed. motor hp.

NIS-CO BLOWERS PLENUM FanS

Performance shown is for installation type A -Free inlet,Free Outlet Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream .

NIS-CO BLOWERS PLENUM FANS

VOL CFM .5 SP .625 SP .75 SP .875 SP 1SP 1.25SP 1.50SP 1.75 SP 2 SP 2.25 SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
1626 789 0.21 859 0.26 933 0.32 - - - - - - - - - - - - - -
1936 846 0.27 902 0.32 959 0.37 1018 0.43 1079 0.50 - - - - - - - - - -
2246 917 0.34 964 0.39 1011 0.45 1059 0.51 1109 0.58 1211 0.72 - - - - - - - -
2556 994 0.42 1035 0.48 1077 0.55 1119 0.61 1160 0.68 1246 0.83 1334 0.98 1427 1.16 - - - -
2865 1075 0.52 1113 0.59 1150 0.66 1187 0.73 1224 0.81 1299 0.96 1375 1.12 1453 1.29 1533 1.47 1617 1.68
3175 1160 0.65 1195 0.72 1229 0.79 1262 0.87 1296 0.95 1363 1.11 1430 1.28 1498 1.45 1568 1.64 1639 1.83
3485 1248 0.79 1279 0.87 1311 0.95 1342 1.03 1372 1.11 1433 1.29 1494 1.47 1555 1.65 1617 1.84 1680 2.04
3795 1337 0.96 1366 1.04 1395 1.13 1424 1.21 1452 1.30 1509 1.49 1565 1.68 1621 1.87 1677 2.07 1733 2.27
4104 1428 1.15 1455 1.24 1482 1.33 1508 1.43 1535 1.52 1588 1.71 1640 1.91 1692 2.12 1743 2.33 1795 2.54
4414 1519 1.38 1545 1.47 1570 1.57 1595 1.66 1620 1.76 1669 1.97 1718 2.18 1766 2.39 1815 2.61 1863 2.83
4724 1612 1.63 1636 1.73 1660 1.83 1683 1.93 1707 2.04 1753 2.25 1799 2.47 1845 2.70 1890 2.93 1935 3.16
5034 1705 1.91 1728 2.02 1751 2.13 1773 2.24 1795 2.34 1839 2.57 1882 2.80 1925 3.03 1968 3.28 2010 3.52
5343 1798 2.23 1821 2.34 1842 2.46 1863 2.57 1884 2.69 1926 2.92 1967 3.16 2007 3.41 2048 3.66 2088 3.91
5653 1892 2.58 1914 2.70 1934 2.82 1955 2.94 1975 3.07 2014 3.31 2053 3.56 2092 3.82 2130 4.08 2168 4.34
5963 1987 2.97 2007 3.10 2027 3.23 2047 3.36 2066 3.48 2103 3.74 2140 4.00 2177 4.27 2214 4.54 2251 4.81
6273 2082 3.40 2101 3.53 2120 3.67 2139 3.81 2158 3.94 2194 4.21 2229 4.48 2264 4.76 2299 5.04 2334 5.32
VOL CFM 2.5 SP 3SP 3.5 SP 4SP 4.5 SP 5SP 5.5 SP 6SP 6.5 SP 7SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
3485 3795 4104 4414 4724 5034 5343 5653 5963 6273 6582 6892 7202 7512 1744 1790 1847 1911 1979 2052 2128 2206 2287 2369 2452 2537 2623 2710 2.24 2.48 2.76 3.06 3.40 3.77 4.17 4.61 5.09 5.62 6.18 6.79 7.45 8.15 1876 1907 1953 2007 2069 2136 2208 2282 2359 2438 2518 2600 2684 2769 2.69 2.93 3.21 3.53 3.89 4.28 4.71 5.17 5.67 6.21 6.80 7.43 8.10 8.83 2015 2029 2061 2106 2160 2221 2287 2357 2430 2506 2583 2663 2744 2827 3.22 3.41 3.69 4.03 4.40 4.81 5.25 5.73 6.26 6.82 7.43 8.08 8.78 9.52 -2155 2173 2207 2252 2306 2367 2432 2501 2573 2648 2725 2804 2884 -3.96 4.21 4.54 4.93 5.35 5.81 6.32 6.86 7.44 8.07 8.74 9.46 10.23 --2288 2310 2346 2393 2447 2507 2572 2641 2713 2787 2863 --4.79 5.09 5.47 5.91 6.39 6.91 7.47 8.08 8.73 9.42 10.16 ---2416 2442 2480 2528 2583 2644 2709 2777 2849 ---5.69 6.06 6.49 6.99 7.52 8.10 8.73 9.40 10.11 ---2526 2540 2570 2611 2660 2716 2776 2842 2910 ---6.37 6.68 7.10 7.60 8.15 8.75 9.39 10.08 10.81 ----2641 2661 2695 2738 2788 2845 2906 ----7.36 7.75 8.24 8.79 9.40 10.06 10.77 ----2745 2755 2780 2816 2862 2914 ----8.12 8.44 8.90 9.46 10.08 10.75 -----2851 2867 2896 -----9.19 9.61 10.15
2936 2983 10.77 11.46
2971 11.48 3037 12.20
2972 11.53 3033 12.25 3095 12.99
2922 10.87 2981 11.59 3040 12.33 3099 13.07 3158 13.83
2942 10.95 2998 11.68 3055 12.43 3111 13.18 3168 13.95 3224 14.72

Performanceshownis forinstallationtypeA-Freeinlet,FreeOutlet Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

VOL CFM .5 SP .625 SP .75 SP .875 SP 1SP 1.25SP 1.50SP 1.75 SP 2 SP 2.25 SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
1994 717 0.27 782 0.33 - - - - - - - - - - - - - - - -
2374 769 0.34 819 0.40 871 0.48 926 0.56 - - - - - - - - - - - -
2754 835 0.43 877 0.50 919 0.57 962 0.65 1007 0.74 1103 0.92 - - - - - - - -
3133 905 0.54 943 0.61 980 0.69 1017 0.78 1054 0.86 1131 1.05 1214 1.26 - - - - - -
3513 978 0.67 1014 0.75 1048 0.84 1081 0.93 1114 1.02 1180 1.21 1248 1.42 1320 1.64 1396 1.88 - -
3893 1054 0.82 1087 0.92 1119 1.01 1150 1.11 1180 1.21 1239 1.40 1299 1.61 1360 1.84 1424 2.08 1490 2.34
4273 1132 1.01 1163 1.11 1193 1.21 1222 1.32 1250 1.42 1305 1.63 1359 1.85 1413 2.08 1469 2.32 1525 2.58
4653 1212 1.22 1240 1.33 1268 1.44 1295 1.55 1322 1.66 1374 1.89 1425 2.12 1474 2.36 1524 2.61 1574 2.87
5032 1294 1.47 1319 1.58 1345 1.70 1371 1.82 1396 1.94 1446 2.19 1494 2.43 1540 2.68 1586 2.94 1632 3.21
5412 1377 1.75 1400 1.87 1424 1.99 1448 2.12 1472 2.25 1519 2.51 1565 2.78 1609 3.04 1652 3.31 1695 3.59
5792 1461 2.08 1483 2.20 1504 2.33 1527 2.46 1549 2.60 1594 2.87 1638 3.16 1680 3.44 1721 3.72 1762 4.01
6172 1546 2.44 1566 2.57 1587 2.71 1607 2.84 1628 2.98 1670 3.28 1712 3.57 1753 3.87 1792 4.18 1831 4.48
6552 1631 2.84 1651 2.99 1670 3.13 1689 3.27 1708 3.42 1748 3.72 1787 4.03 1826 4.35 1865 4.67 1902 4.99
6931 1717 3.29 1735 3.45 1754 3.60 1772 3.75 1790 3.90 1827 4.21 1864 4.54 1902 4.87 1938 5.21 1974 5.55
7311 1803 3.79 1821 3.95 1838 4.12 1855 4.27 1872 4.43 1907 4.75 1942 5.09 1978 5.44 2013 5.79 2048 6.15
7691 1890 4.35 1906 4.51 1923 4.68 1940 4.85 1956 5.02 1988 5.35 2021 5.70 2055 6.06 2089 6.42 2123 6.80
VOL CFM 2.5 SP 3SP 3.5 SP 4SP 4.5 SP 5SP 5.5 SP 6SP 6.5 SP 7SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
4273 4653 5032 5412 5792 6172 6552 6931 7311 7691 8071 8451 8830 9210 1584 1626 1678 1737 1802 1869 1938 2010 2082 2156 2230 2306 2383 2460 2.85 3.14 3.48 3.87 4.30 4.79 5.31 5.88 6.50 7.17 7.89 8.66 9.49 10.39 1709 1733 1773 1824 1881 1944 2010 2078 2149 2220 2293 2366 2441 2517 3.44 3.72 4.07 4.46 4.91 5.41 5.97 6.57 7.22 7.92 8.67 9.48 10.34 11.27 -1847 1872 1912 1962 2019 2080 2145 2213 2282 2353 2425 2498 2572 -4.36 4.70 5.10 5.55 6.07 6.64 7.26 7.94 8.68 9.46 10.31 11.20 12.16 --1978 2005 2045 2095 2151 2212 2276 2343 2412 2482 2554 2626 --5.39 5.78 6.24 6.76 7.34 7.98 8.68 9.44 10.26 11.13 12.07 13.06 ---2102 2131 2172 2222 2279 2339 2403 2470 2538 2608 ---6.51 6.96 7.48 8.07 8.72 9.44 10.22 11.07 11.97 12.93 ---2204 2221 2253 2296 2346 2403 2463 2527 2593 2662 ---7.29 7.73 8.25 8.84 9.50 10.23 11.02 11.89 12.82 13.81 ----2314 2336 2371 2415 2467 2523 2584 2648 ----8.54 9.05 9.64 10.31 11.04 11.85 12.73 13.68 -----2422 2448 2486 2532 2584 2642 -----9.91 10.49 11.15 11.89 12.70 13.59 -----2513 2529 2558 2598 2646 -----10.80 11.37 12.03 12.77 13.59 ------2612 2633 2666 ------12.30 12.94 13.68
2709 14.50
2699 14.49 2758 15.40
2703 14.56 2757 15.46 2812 16.39
2714 14.70 2766 15.60 2819 16.52 2871 17.46
2679 13.96 2731 14.87 2782 15.78 2833 16.71 2883 17.65 2933 18.60

Performance shown is forinstallationtypeA-Freeinlet,FreeOutlet Power rating(BHP)does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

VOL CFM .5 SP .625 SP .75 SP .875 SP 1SP 1.25SP 1.50SP 1.75 SP 2 SP 2.25 SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
2395 654 0.32 714 0.40 - - - - - - - - - - - - - - - -
2851 702 0.40 747 0.48 795 0.57 845 0.67 - - - - - - - - - - - -
3307 762 0.51 800 0.60 838 0.69 878 0.78 919 0.88 1007 1.11 - - - - - - - -
3764 826 0.64 861 0.74 894 0.83 928 0.93 962 1.04 1032 1.26 1108 1.51 - - - - - -
4220 893 0.80 925 0.91 956 1.01 986 1.12 1016 1.22 1077 1.45 1139 1.70 1205 1.97 1274 2.26 - -
4676 962 0.99 992 1.10 1021 1.22 1049 1.33 1077 1.45 1131 1.69 1185 1.94 1241 2.21 1299 2.50 1360 2.81
5132 1033 1.21 1061 1.33 1088 1.45 1115 1.58 1141 1.71 1191 1.96 1240 2.22 1290 2.50 1340 2.79 1392 3.10
5588 1106 1.47 1131 1.59 1157 1.73 1182 1.86 1207 2.00 1254 2.27 1300 2.55 1345 2.84 1391 3.14 1437 3.45
6045 1181 1.76 1204 1.90 1227 2.04 1251 2.18 1274 2.33 1319 2.62 1363 2.92 1405 3.22 1447 3.53 1489 3.85
6501 1257 2.11 1278 2.25 1299 2.39 1321 2.55 1343 2.70 1386 3.02 1428 3.33 1468 3.65 1508 3.98 1547 4.31
6957 1333 2.49 1353 2.64 1373 2.80 1393 2.95 1414 3.12 1454 3.45 1494 3.79 1533 4.13 1571 4.47 1608 4.82
7413 1411 2.93 1429 3.09 1448 3.25 1466 3.41 1485 3.58 1524 3.93 1562 4.29 1599 4.65 1635 5.01 1671 5.38
7869 1488 3.42 1506 3.59 1524 3.76 1541 3.93 1559 4.10 1595 4.47 1631 4.84 1667 5.22 1702 5.61 1736 5.99
8326 1566 3.95 1584 4.14 1600 4.32 1617 4.50 1633 4.68 1667 5.06 1701 5.45 1735 5.85 1769 6.25 1802 6.66
8782 1645 4.55 1661 4.75 1677 4.94 1693 5.13 1708 5.32 1740 5.71 1772 6.11 1805 6.53 1837 6.96 1869 7.38
9238 1725 5.22 1739 5.42 1755 5.63 1770 5.83 1785 6.03 1814 6.43 1845 6.84 1875 7.28 1906 7.72 1937 8.16
VOL CFM 2.5 SP 3SP 3.5 SP 4SP 4.5 SP 5SP 5.5 SP 6SP 6.5 SP 7SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
5132 5588 6045 6501 6957 7413 7869 8326 8782 9238 9694 10150 10607 11063 1446 1483 1531 1585 1644 1705 1769 1834 1900 1967 2035 2104 2174 2245 3.42 3.77 4.18 4.65 5.17 5.75 6.38 7.07 7.81 8.61 9.47 10.40 11.40 12.47 1560 1581 1618 1664 1717 1774 1834 1896 1961 2026 2092 2159 2228 2296 4.13 4.47 4.88 5.36 5.90 6.50 7.16 7.89 8.67 9.51 10.42 11.39 12.42 13.53 -1686 1709 1745 1790 1842 1898 1958 2019 2083 2147 2213 2280 2347 -5.24 5.64 6.12 6.67 7.29 7.97 8.72 9.54 10.42 11.37 12.38 13.46 14.60 --1805 1829 1866 1911 1963 2018 2077 2138 2201 2265 2330 2397 --6.47 6.94 7.49 8.11 8.81 9.58 10.43 11.34 12.32 13.37 14.49 15.68 ---1918 1945 1982 2028 2079 2135 2193 2254 2316 2380 ---7.81 8.36 8.98 9.69 10.48 11.34 12.28 13.29 14.38 15.53 ---2011 2026 2056 2095 2141 2192 2248 2306 2366 2429 ---8.75 9.28 9.90 10.61 11.41 12.28 13.24 14.28 15.39 16.58 ----2112 2132 2163 2204 2251 2303 2358 2416 ----10.26 10.87 11.58 12.38 13.26 14.23 15.29 16.43 -----2211 2234 2268 2310 2358 2410 -----11.90 12.59 13.39 14.28 15.26 16.33 -----2293 2307 2334 2371 2414 -----12.97 13.66 14.44 15.33 16.32 ------2383 2403 2433 ------14.77 15.55 16.43
2472 17.41
2463 17.40 2517 18.50
2466 17.49 2516 18.57 2566 19.68
2477 17.65 2524 18.73 2572 19.84 2620 20.97
2445 16.76 2492 17.85 2539 18.95 2585 20.06 2630 21.19 2676 22.34

Performance shown is forinstallationtype A-Free inlet,Free Outlet Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

VOL CFM .5 SP .625 SP .75 SP .875 SP 1SP 1.25SP 1.50SP 1.75 SP 2 SP 2.25 SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
2686 3251 3816 4382 4947 5513 6078 6643 7209 7774 8340 8905 9470 10036 10601 11167 576 617 669 728 791 857 924 993 1064 1135 1207 1279 1352 1426 1499 1573 0.35 0.44 0.56 0.71 0.89 1.11 1.37 1.66 2.01 2.41 2.86 3.38 3.96 4.60 5.32 6.11 630 660 705 759 819 882 948 1015 1084 1154 1224 1296 1368 1440 1514 1587 0.44 0.54 0.66 0.82 1.01 1.24 1.51 1.82 2.17 2.58 3.05 3.57 4.16 4.82 5.55 6.35 -704 742 791 847 907 971 1036 1104 1172 1242 1312 1383 1455 1527 1600 -0.64 0.77 0.93 1.13 1.37 1.65 1.97 2.34 2.76 3.24 3.77 4.37 5.04 5.78 6.59 -748 779 823 875 932 994 1057 1123 1191 1259 1328 1399 1470 1541 1613 -0.74 0.88 1.05 1.26 1.51 1.79 2.13 2.51 2.94 3.43 3.97 4.58 5.26 6.01 6.84 -793 816 855 903 958 1016 1078 1143 1209 1276 1345 1414 1484 1555 1627 -0.86 1.00 1.17 1.39 1.64 1.94 2.28 2.68 3.12 3.62 4.17 4.80 5.48 6.24 7.08 --891 919 959 1008 1062 1120 1181 1245 1310 1377 1444 1513 1583 1653 --1.25 1.43 1.66 1.93 2.25 2.61 3.02 3.48 4.00 4.58 5.23 5.94 6.72 7.58 ---984 1016 1059 1108 1162 1220 1281 1344 1408 1474 1542 1610 1679 ---1.72 1.95 2.23 2.56 2.94 3.37 3.86 4.40 5.00 5.67 6.40 7.20 8.08 ---1051 1074 1109 1154 1204 1258 1316 1377 1440 1504 1570 1637 1704 ---2.01 2.26 2.55 2.89 3.29 3.73 4.24 4.80 5.42 6.11 6.86 7.69 8.59 ----1132 1161 1200 1246 1297 1352 1410 1471 1534 1598 1663 1730 ----2.58 2.89 3.24 3.64 4.11 4.63 5.21 5.85 6.56 7.34 8.18 9.11 ----1191 1212 1246 1288 1335 1388 1444 1502 1563 1626 1690 1755 ----2.92 3.24 3.60 4.01 4.49 5.03 5.62 6.29 7.01 7.81 8.68 9.63
VOL CFM 2.5 SP 3SP 3.5 SP 4SP 4.5 SP 5SP 5.5 SP 6SP 6.5 SP 7SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
6078 6643 7209 7774 8340 8905 9470 10036 10601 11167 11732 12297 12863 13428 13994 1293 1330 1374 1423 1477 1533 1592 1653 1716 1780 1846 1912 1979 2047 2116 3.97 4.40 4.89 5.44 6.05 6.73 7.48 8.29 9.19 10.16 11.20 12.34 13.56 14.87 16.3 1387 1415 1452 1495 1543 1596 1651 1709 1769 1830 1893 1958 2023 2089 2156 4.76 5.21 5.72 6.29 6.93 7.64 8.43 9.28 10.21 11.22 12.31 13.49 14.75 16.11 17.6 1483 1501 1530 1567 1610 1658 1709 1764 1821 1880 1941 2003 2067 2131 5.60 6.07 6.60 7.19 7.86 8.59 9.41 10.30 11.26 12.31 13.44 14.66 15.97 17.37 -1589 1610 1640 1678 1721 1768 1819 1873 1930 1988 2048 2110 -6.97 7.52 8.14 8.82 9.58 10.42 11.34 12.34 13.43 14.59 15.85 17.20 --1690 1713 1745 1784 1827 1875 1925 1979 2035 2093 2153 --8.49 9.13 9.83 10.61 11.47 12.42 13.45 14.57 15.77 17.06 18.45 --1772 1788 1814 1847 1886 1930 1978 2029 2082 2138 --9.49 10.16 10.88 11.68 12.56 13.53 14.59 15.74 16.97 18.30 ---1863 1882 1911 1946 1986 2031 2079 2130 ---11.22 11.97 12.79 13.69 14.68 15.76 16.94 18.20 ----1952 1975 2006 2042 2083 2129 ----13.10 13.94 14.86 15.87 16.97 18.17 ----2022 2040 2066 2098 2136 ----14.25 15.12 16.06 17.09 18.21 -----2105 2126 2155 -----16.33 17.30 18.35
2190 19.49
2179 19.43 2229 20.72
2177 19.46 2225 20.75 2272 22.06
2183 19.56 2229 20.85 2274 22.17 2319 23.51
2196 19.72 2239 21.02 2282 22.34 2325 23.69 2369 25.06
2173 18.64 2214 19.93 2256 21.25 2297 22.58 2338 23.93 2379 25.31 2421 26.71
2197 18.9 2237 20.2 2277 21.5 2316 22.9 2356 24.2 2396 25.6 2435 27 2475 28.5

Performance shown is forinstallation type A-Free inlet,Free Outlet Power rating (BHP) does not include drive losses. Performance ratings do notinclude the effects ofappurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

VOL CFM .5 SP .625 SP .75 SP .875 SP 1 SP 1.25 SP 1.50 SP 1.75 SP 2 SP 2.25 SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
3256 3942 4627 5313 5998 6684 7369 8055 8740 9426 10111 10797 11482 12168 12854 13539 523 560 608 661 718 778 839 902 966 1031 1096 1162 1228 1295 1362 1429 0.43 0.54 0.68 0.86 1.08 1.34 1.66 2.02 2.44 2.92 3.47 4.10 4.80 5.58 6.45 7.41 572 599 641 690 744 801 861 922 984 1048 1112 1177 1242 1308 1375 1441 0.53 0.65 0.80 0.99 1.23 1.50 1.83 2.20 2.64 3.13 3.70 4.33 5.05 5.84 6.73 7.70 -639 674 7.18 7.69 8.24 8.82 9.41 1002 1064 1128 1192 1256 1321 1387 1453 -0.77 0.93 1.13 1.37 1.66 2.00 2.39 2.84 3.35 3.92 4.57 5.30 6.11 7.01 8.00 -679 707 747 795 847 902 960 1020 1081 1143 1206 1270 1335 1400 1465 -0.90 1.07 1.27 1.53 1.82 2.17 2.58 3.04 3.56 4.15 4.82 5.56 6.38 7.29 8.29 -720 741 776 820 870 923 979 1038 1098 1159 1221 1284 1348 1412 1477 -1.04 1.21 1.42 1.68 1.99 2.35 2.77 3.24 3.78 4.39 5.06 5.81 6.65 7.57 8.59 --809 835 871 915 965 1017 1073 1131 1190 1250 1312 1374 1437 1501 --1.51 1.74 2.01 2.34 2.72 3.16 3.66 4.22 4.85 5.56 6.34 7.20 8.15 9.19 ---894 923 961 1006 1055 1108 1163 1220 1279 1339 1400 1462 1525 ---2.08 2.37 2.71 3.11 3.57 4.09 4.67 5.33 6.06 6.87 7.76 8.73 9.80 ---954 975 1007 1048 1093 1143 1196 1251 1308 1366 1426 1486 1548 ---2.44 2.74 3.09 3.51 3.98 4.53 5.14 5.82 6.57 7.41 8.32 9.33 10.42 ----1028 1054 1089 1131 1178 1228 1281 1336 1393 1451 1511 1571 ----3.13 3.50 3.92 4.42 4.98 5.61 6.31 7.09 7.95 8.89 9.92 11.05 ----1081 1101 1131 1169 1213 1260 1311 1364 1419 1476 1535 1594 ----3.54 3.92 4.36 4.87 5.44 6.09 6.82 7.62 8.50 9.47 10.53 11.68
VOL CFM 2.5 SP 3SP 3.5 SP 4SP 4.5 SP 5SP 5.5 SP 6SP 6.5 SP 7SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
7369 8055 8740 9426 10111 10797 11482 12168 12854 13539 14225 14910 15596 16281 16967 1174 1208 1248 1293 1341 1392 1446 1502 1558 1617 1676 1736 1797 1859 1921 4.82 5.33 5.93 6.59 7.34 8.16 9.07 10.06 11.14 12.31 13.59 14.96 16.44 18.03 19.7 1260 1285 1319 1358 1402 1449 1499 1552 1606 1662 1719 1778 1837 1897 1958 5.77 6.32 6.93 7.63 8.41 9.27 10.22 11.25 12.38 13.61 14.93 16.36 17.89 19.53 21.30 1347 1363 1390 1423 1462 1506 1552 1602 1654 1707 1762 1819 1877 1935 6.79 7.36 8.00 8.72 9.52 10.42 11.41 12.48 13.66 14.93 16.30 17.77 19.36 21.06 -1443 1462 1489 1524 1563 1606 1652 1701 1752 1805 1860 1916 -8.45 9.12 9.86 10.69 11.62 12.64 13.75 14.96 16.28 17.69 19.22 20.85 --1535 1556 1585 1620 1659 1702 1749 1797 1848 1901 1955 --10.30 11.07 11.92 12.87 13.91 15.06 16.31 17.66 19.12 20.69 22.37 --1609 1623 1647 1677 1713 1753 1796 1843 1891 1942 --11.51 12.32 13.19 14.16 15.23 16.41 17.69 19.08 20.58 22.19 ---1692 1710 1735 1767 1804 1844 1888 1934 ---13.61 14.52 15.51 16.60 17.80 19.11 20.53 22.07 ----1773 1794 1821 1855 1892 1933 ----15.88 16.90 18.02 19.24 20.58 22.03 ----1837 1852 1876 1906 1940 ----17.28 18.34 19.48 20.72 22.08 -----1912 1931 1957 -----19.81 20.98 22.24
1989 23.63
1979 23.56 2024 25.13
1977 23.59 2020 25.16 2064 26.75
1983 23.72 2024 25.28 2065 26.88 2106 28.50
1994 23.92 2034 25.49 2073 27.09 2112 28.72 2151 30.38
1973 22.60 2011 24.17 2048 25.76 2086 27.38 2123 29.02 2161 30.69 2198 32.39
1995 22.9 2031 24.5 2068 26.1 2104 27.7 2140 29.4 2176 31.1 2212 32.8 2248 34.5

Performance shown is for installation type A -Free inlet, Free Outlet Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

Performance shown is for installation type A -Free inlet,Free Outlet Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

VOL CFM .5 SP .75 SP 1SP 1.25 SP 1.50 SP 1.75 SP 2 SP 2.25 SP 2.5 SP 3SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
4136 5170 6204 7238 8272 9306 10340 11374 12408 13442 14476 15510 16544 438 491 551 614 679 746 813 882 950 1020 1089 1159 1229 0.47 0.62 0.82 1.06 1.35 1.70 2.13 2.63 3.21 3.88 4.64 5.51 6.49 502 541 594 653 716 780 845 912 979 1047 1116 1185 1254 0.70 0.88 1.11 1.39 1.73 2.12 2.58 3.12 3.74 4.45 5.27 6.19 7.21 -592 636 690 749 812 875 940 1006 1073 1140 1208 1277 -1.16 1.42 1.73 2.11 2.55 3.05 3.63 4.28 5.04 5.89 6.85 7.92 -645 678 726 782 841 903 967 1032 1097 1164 1231 1299 -1.46 1.75 2.09 2.50 2.97 3.52 4.14 4.84 5.63 6.52 7.51 8.63 --721 762 813 870 930 993 1056 1121 1186 1252 1319 --2.09 2.46 2.90 3.41 4.00 4.66 5.40 6.24 7.16 8.20 9.34 --765 798 845 898 956 1017 1080 1143 1208 1273 1339 --2.45 2.85 3.32 3.86 4.48 5.18 5.97 6.84 7.81 8.89 10.07 --810 835 876 926 982 1041 1102 1165 1229 1293 1359 --2.83 3.26 3.75 4.32 4.97 5.71 6.54 7.46 8.47 9.59 10.81 ---872 908 954 1007 1064 1124 1186 1249 1313 1378 ---3.67 4.19 4.79 5.48 6.25 7.11 8.07 9.13 10.29 11.56 ---910 940 982 1032 1087 1146 1207 1269 1332 1396 ---4.10 4.65 5.28 5.99 6.80 7.70 8.69 9.79 11.00 12.31 ----1005 1038 1082 1133 1188 1247 1307 1369 1432 ----5.60 6.28 7.05 7.92 8.88 9.95 11.13 12.42 13.81
VOL CFM 3.5 SP 4 SP 4.5 SP 5SP 5.5 SP 6SP 6.5 SP 7SP 7.5 SP 8 SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
9306 10340 11374 12408 13442 14476 15510 16544 17578 18612 19646 20680 21714 1096 1133 1179 1230 1286 1344 1404 1466 1529 1592 1656 7.33 8.16 9.08 10.10 11.24 12.49 13.85 15.33 16.93 18.66 20.52 1154 1184 1224 1272 1324 1380 1439 1499 1561 1623 1687 8.42 9.30 10.28 11.36 12.56 13.87 15.31 16.86 18.55 20.36 22.31 1215 1236 1271 1314 1363 1416 1473 1531 1592 1653 9.54 10.48 11.52 12.66 13.91 15.29 16.79 18.42 20.18 22.07 -1289 1318 1356 1402 1452 1506 1563 1622 1683 -11.70 12.79 13.99 15.30 16.73 18.30 19.99 21.83 23.80 -1344 1365 1399 1440 1488 1540 1595 1652 -12.95 14.10 15.35 16.72 18.21 19.83 21.59 23.49 --1413 1442 1479 1524 1573 1626 1682 --15.43 16.74 18.17 19.72 21.40 23.22 25.19 --1462 1485 1519 1560 1607 1658 --16.80 18.17 19.65 21.25 22.99 24.87 --1512 1529 1558 1596 1640 1689 --18.21 19.62 21.16 22.82 24.62 26.56 ---1574 1599 1633 1674 ---21.11 22.70 24.42 26.27 ---1620 1639 1670 ---22.62 24.27 26.04
1708 27.95
1720 28.26 1752 30.00
1712 26.90 1741 28.64 1771 30.41 1800 32.20
1712 25.54 1740 27.30 1768 29.08 1796 30.89 1824 32.71 1852 34.57
1716 24.10 1744 25.91 1772 27.73 1800 29.56 1827 31.41 1854 33.29 1880 35.18 1907 37.10
1721 1787 22.52 24.66 1751 1815 24.39 26.62 1779 1843 26.27 28.59 1807 1870 28.16 30.57 1834 1897 30.06 32.55 1861 1922 31.98 34.55 1887 1948 33.90 36.55 1913 1973 35.85 38.57 1938 1998 37.81 40.61 1964 2022 39.79 42.66

Performance shown is for installation typeA -Free inlet, Free Outlet Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

VOL CFM .5 SP .75 SP 1 SP 1.25 SP 1.50 SP 1.75 SP 2 SP 2.25 SP 2.5 SP 3 SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
5008 6260 7512 8764 10016 11268 12520 13772 15024 16276 17528 18780 20032 398 446 501 559 618 678 739 801 864 927 990 1054 1117 0.57 0.75 0.99 1.28 1.64 2.06 2.57 3.18 3.88 4.70 5.62 6.66 7.85 457 492 540 594 651 709 768 829 890 952 1015 1077 1140 0.85 1.07 1.34 1.68 2.09 2.57 3.12 3.77 4.53 5.39 6.38 7.49 8.73 -538 578 627 681 738 796 855 915 975 1037 1099 1161 -1.41 1.72 2.10 2.55 3.08 3.69 4.39 5.18 6.09 7.12 8.29 9.59 -586 616 660 711 765 821 879 938 998 1058 1119 1180 -1.77 2.12 2.53 3.02 3.60 4.26 5.01 5.86 6.81 7.89 9.09 10.44 --655 693 739 791 846 902 960 1019 1078 1138 1199 --2.53 2.98 3.51 4.13 4.84 5.64 6.54 7.54 8.67 9.92 11.31 --695 726 768 817 869 925 981 1039 1098 1157 1217 --2.97 3.45 4.02 4.67 5.42 6.27 7.22 8.28 9.46 10.75 12.19 --736 759 796 842 893 946 1002 1059 1117 1176 1235 --3.42 3.94 4.54 5.23 6.02 6.91 7.91 9.02 10.25 11.60 13.08 ---793 825 867 916 968 1022 1078 1135 1194 1252 ---4.44 5.07 5.80 6.63 7.56 8.61 9.77 11.05 12.45 13.99 ---827 854 893 938 989 1042 1097 1153 1211 1269 ---4.96 5.63 6.39 7.25 8.22 9.31 10.52 11.85 13.30 14.89 ----913 944 984 1030 1080 1133 1188 1244 1302 ----6.77 7.60 8.53 9.58 10.75 12.04 13.47 15.02 16.71
VOL CFM 3.5 SP 4 SP 4.5 SP 5SP 5.5 SP 6SP 6.5 SP 7SP 7.5 SP 8SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
11268 12520 13772 15024 16276 17528 18780 20032 21284 22536 23788 25040 26292 996 1030 1072 1118 1169 1222 1277 1333 1390 1447 1506 8.87 9.87 10.98 12.23 13.60 15.11 16.76 18.55 20.49 22.58 24.83 1049 1076 1113 1156 1204 1255 1308 1363 1419 1476 1533 10.18 11.25 12.44 13.75 15.20 16.79 18.52 20.41 22.44 24.64 26.99 1104 1124 1155 1194 1239 1288 1339 1392 1447 1503 11.55 12.68 13.93 15.31 16.83 18.50 20.31 22.28 24.41 26.71 -1172 1198 1233 1274 1320 1369 1421 1475 1530 -14.15 15.48 16.92 18.51 20.25 22.14 24.19 26.41 28.79 -1221 1241 1271 1309 1353 1400 1450 1502 -15.67 17.06 18.57 20.23 22.03 24.00 26.13 28.43 --1285 1311 1345 1385 1430 1479 1529 --18.68 20.26 21.98 23.86 25.89 28.10 30.47 --1329 1350 1381 1418 1461 1507 --20.33 21.98 23.78 25.72 27.82 30.10 --1375 1390 1417 1451 1491 1536 --22.03 23.75 25.60 27.61 29.79 32.13 ---1431 1453 1484 1522 ---25.54 27.47 29.55 31.79 ---1472 1490 1518 ---27.37 29.36 31.51
1553 33.82
1564 34.20 1593 36.30
1556 32.55 1583 34.66 1610 36.80 1637 38.97
1556 30.90 1582 33.03 1608 35.19 1633 37.37 1659 39.59 1684 41.83
1560 29.16 1586 31.35 1611 33.55 1636 35.77 1661 38.01 1685 40.28 1709 42.57 1734 44.89
1565 1624 27.25 29.84 1591 1650 29.51 32.21 1617 1676 31.79 34.59 1643 1700 34.08 36.99 1667 1724 36.38 39.39 1691 1748 38.69 41.80 1715 1771 41.02 44.23 1739 1793 43.38 46.67 1762 1816 45.75 49.14 1785 1838 48.15 51.62

Performanceshownis forinstallationtypeA -Freeinlet,FreeOutlet Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

VOL CFM .5 SP .75 SP 1SP 1.25SP 1.50SP 1.75 SP 2 SP 2.25 SP 2.5 SP 3SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
6128 7660 9192 10724 12256 13788 15320 16852 18384 19916 21448 22980 24512 360 403 453 505 558 613 668 725 781 838 895 953 1010 0.69 0.92 1.21 1.57 2.00 2.52 3.15 3.89 4.75 5.75 6.87 8.15 9.60 413 445 488 537 588 641 695 749 805 861 917 974 1031 1.04 1.30 1.64 2.06 2.56 3.14 3.82 4.62 5.54 6.59 7.80 9.16 10.68 -487 523 567 616 667 719 773 827 882 937 993 1050 -1.72 2.10 2.57 3.12 3.77 4.51 5.37 6.34 7.45 8.71 10.14 11.73 -530 557 597 642 692 743 795 848 902 956 1012 1067 -2.16 2.59 3.10 3.70 4.40 5.21 6.13 7.17 8.34 9.65 11.12 12.77 --592 626 668 715 765 816 868 921 975 1029 1084 --3.10 3.65 4.30 5.05 5.92 6.90 8.00 9.23 10.60 12.13 13.83 --628 656 694 738 786 836 887 940 993 1046 1101 --3.63 4.22 4.91 5.72 6.63 7.67 8.84 10.13 11.57 13.16 14.91 --666 686 720 761 807 856 906 957 1010 1063 1117 --4.19 4.82 5.55 6.40 7.36 8.46 9.68 11.04 12.54 14.19 16.01 ---717 746 784 828 875 924 975 1027 1079 1132 ---5.43 6.21 7.10 8.11 9.25 10.53 11.95 13.52 15.23 17.11 ---748 772 807 848 894 942 992 1043 1095 1148 ---6.07 6.88 7.81 8.87 10.06 11.39 12.87 14.50 16.28 18.22 ----826 853 890 931 977 1025 1074 1125 1177 ----8.29 9.30 10.44 11.72 13.15 14.73 16.47 18.38 20.45
VOL CFM 3.5SP 4 SP 4.5SP 5SP 5.5 SP 6SP 6.5SP 7SP 7.5 SP 8 SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
13788 15320 16852 18384 19916 21448 22980 24512 26044 27576 29108 30640 32172 901 931 969 1011 1057 1105 1154 1205 1256 1309 1361 10.85 12.07 13.44 14.96 16.64 18.49 20.50 22.70 25.07 27.62 30.37 949 973 1006 1045 1089 1135 1183 1232 1283 1334 1386 12.46 13.77 15.22 16.82 18.59 20.54 22.66 24.96 27.46 30.14 33.02 998 1016 1044 1080 1120 1164 1210 1259 1308 1359 14.13 15.52 17.05 18.74 20.59 22.63 24.85 27.26 29.87 32.67 -1060 1083 1115 1152 1194 1238 1285 1333 1383 -17.32 18.93 20.70 22.64 24.77 27.08 29.59 32.31 35.22 -1104 1122 1150 1184 1223 1266 1311 1358 -19.17 20.87 22.72 24.75 26.95 29.36 31.96 34.78 --1162 1185 1216 1253 1293 1337 1383 --22.85 24.79 26.89 29.19 31.68 34.37 37.28 --1202 1221 1248 1282 1321 1363 --24.87 26.90 29.09 31.46 34.04 36.82 --1243 1257 1281 1312 1348 1388 --26.95 29.05 31.32 33.78 36.44 39.31 ---1294 1314 1342 1376 ---31.25 33.60 36.15 38.89 ---1331 1347 1372 ---33.48 35.92 38.55
1404 41.37
1414 41.84 1440 44.41
1407 39.82 1431 42.40 1456 45.02 1480 47.67
1407 37.80 1430 40.41 1453 43.05 1477 45.72 1500 48.43 1522 51.17
1410 35.68 1434 38.35 1457 41.04 1479 43.76 1502 46.50 1524 49.27 1546 52.08 1567 54.91
1415 1468 33.33 36.51 1439 1492 36.10 39.41 1462 1515 38.89 42.32 1485 1537 41.69 45.25 1507 1559 44.50 48.19 1529 1580 47.34 51.14 1551 1601 50.19 54.11 1572 1622 53.07 57.10 1593 1642 55.97 60.11 1614 1662 58.90 63.15

Performanceshownis forinstallationtypeA -Freeinlet,FreeOutlet Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.

NIS-CO BLOWERS PLENUM FANS

Performance shown is for Plenum Fan without ducts. BHP does not include drive losses.

NIS-CO BLOWERS PLENUM FANS

Performance shown is for Plenum Fan without ducts. BHP does not include drive losses.

16

Performance shown is for Plenum Fan without ducts. BHP does not include drive losses.

17

Plenum Fans

Whl. CL I CL II M
Size D ia. Shaf t D ia. Keyway Shaf t Dia. Keyway A B C D E F G H J K L CL I C L II N* P* T S
PL150 15 1 1/4 x 1/8 x 3-1/2 1-3/16 1/4 x 1/8 x 3-1/2 23 11-1/2 11-1/2 14-3/4 13-1/4 18 9 6-5/8 1-1/2 14GA 5-7/8 12-1/2 12-3/4 9-3/8 16-1/8 9/16 4
PL165 16-1/2 1 1/4 x 1/8 x 3-1/2 1-3/16 1/4 x 1/8 x 4 25-1/4 12-5/8 12-5/8 16 14-1/2 20-1/4 10-1/8 7-1/4 1-1/2 14GA 6-1/2 13-1/8 13-7/8 10 17-7/8 9/16 4
PL182 18-1/4 1-3/16 1/4 x 1/8 x 3-1/2 1-7/16 3/8 x 3/16 x 4 30 15 15 18-1/4 16-1/2 24 12 8-1/4 2 1/8 7-1/8 14 14-5/8 11-1/8 19-5/8 9/16 4
PL200 20 1-3/16 1/4 x 1/8 x 3-1/2 1-7/16 3/8 x 3/16 x 4 33 16-1/2 16-1/2 19-7/8 18-1/8 27 13-1/2 9-1/16 2 1/8 7-15/16 14-7/8 15-1/2 12 21-1/2 9/16 4
PL222 22-1/4 1-3/16 1/4 x 1/8 x 3-1/2 1-7/16 3/8 x 3/16 x 4 35 17-1/2 17-1/2 21-3/8 19-5/8 29 14-1/2 9-13/16 2 1/8 8-11/16 15-5/8 16-7/8 12-3/4 23-7/8 9/16 4
PL245 24-1/2 1-7/16 3/8 x 3/16 x 3-1/2 1-7/16 3/8 x 3/16 x 5 38-3/4 19-3/8 19-3/8 23-1/4 21-1/2 32 16 10-3/4 2 1/8 9-5/8 16-5/8 18-7/8 13-5/8 26-1/4 9/16 4
PL270 27 1-7/16 3/8 x 3/16 x 6 1-7/16 3/8 x 3/16 x 6 42 21 21 25-7/16 23-1/2 36 18 11-3/4 2-3/16 3/16 10-5/8 19-7/8 20-5/8 14-7/8 29 7/8 4
PL300 30 1-11/16 3/8 x 3/16 x 6 1-11/16 3/8 x 3/16 x 6 46-3/4 23-3/8 23-3/8 27-9/16 25-5/8 40-3/4 20-3/8 12-13/16 2-3/16 3/16 11-11/16 21-1/4 22 16-3/8 32-1/4 7/8 4
PL330 33 1-11/16 3/8 x 3/16 x 6 1-11/16 3/8 x 3/16 x 6 51-1/4 25-5/8 25-5/8 30-1/16 28-1/8 45-1/4 22-5/8 14-1/16 2-3/16 3/16 12-15/16 22-1/2 23-1/4 17-5/8 35-3/8 7/8 4
PL365 36-1/2 1-15/16 1/2 x 1/4 x 6 1-15/16 1/2 x 1/4 x 6 56-3/4 28-3/8 28-3/8 32-11/16 30-3/4 50-3/4 25-3/8 15-3/8 2-3/16 3/16 14-1/4 24-1/8 24-3/4 19-1/2 39 7/8 4

All dimensions are nominal and subject to change without notice unless approved via certified submittal by NIS-CO.

NIS-CO BLOWERS PLENUM FANS

Plenum Fan-Vertical Mounted

Whl. CL I CL II D
Size Dia. Shaft Dia. Keyway Shaft Dia. Keyway A B C CL I CL II E F G H J K L* P* R
PL150 15 1 1/4 x 1/8 x 3-1/2 1-3/16 1/4 x 1/8 x 3-1/2 27-5/8 23 15-13/16 5 5-1/2 9 14-9/16 1-1/8 9/16 8 2-9/16 1 16-1/8 2-1/2
PL165 16-1/2 1 1/4 x 1/8 x 3-1/2 1-3/16 1/4 x 1/8 x 4 29-7/8 25-1/4 17-1/16 5 5-1/2 10-1/8 16-1/16 1-1/8 9/16 8 2-9/16 1 17-7/8 2-1/2
PL182 18-1/4 1-3/16 1/4 x 1/8 x 3-1/2 1-7/16 3/8 x 3/16 x 4 34-5/8 30 18-7/8 5 5-1/2 12 18-7/16 1-1/8 9/16 8 2-5/8 1-3/8 19-5/8 2-1/2
PL200 20 1-3/16 1/4 x 1/8 x 3-1/2 1-7/16 3/8 x 3/16 x 4 37-5/8 33 20-1/2 5 5-1/2 13-1/2 19-15/16 1-1/8 9/16 8 2-5/8 1-3/8 21-1/2 2-1/2
PL222 22-1/4 1-3/16 1/4 x 1/8 x 3-1/2 1-7/16 3/8 x 3/16 x 4 39-5/8 35 22 5 6 14-1/2 20-15/16 1-1/8 9/16 8 2-5/8 1-3/8 23-7/8 2-1/2
PL245 24-1/2 1-7/16 3/8 x 3/16 x 3-1/2 1-7/16 3/8 x 3/16 x 5 43-3/8 38-3/4 24-1/8 5 7 16 22-13/16 1-1/8 9/16 8 2-5/8 1-3/8 26-1/4 2-1/2
PL270 27 1-7/16 3/8 x 3/16 x 6 1-7/16 3/8 x 3/16 x 6 46-5/8 42 25-15/16 7 8 18 24-7/16 1-1/8 7/8 8 2-11/16 1-1/2 29 2-1/2
PL300 30 1-11/16 3/8 x 3/16 x 6 1-11/16 3/8 x 3/16 x 6 51-3/8 46-3/4 28-1/16 7-1/2 8 20-3/8 26-13/16 1-1/8 7/8 8 2-11/16 2 32-1/2 2-1/2
PL330 33 1-11/16 3/8 x 3/16 x 6 1-11/16 3/8 x 3/16 x 6 55-7/8 51-1/4 30-9/16 7-1/2 8 22-5/8 29-1/16 1-1/8 7/8 8 2-11/16 2 35-3/8 2-1/2
PL365 36-1/2 1-15/16 1/2 x 1/4 x 6 1-15/16 1/2 x 1/4 x 6 62-3/8 56-3/4 33-11/16 7-1/2 8 25-3/8 32-7/16 1-1/4 7/8 8 3-3/16 2 39 3

All dimensions arenominal and subject to changewithout noticeunlessapproved viacertified submittal by NIS-CO Company.

Contact NIS-CO today to find out more about our full line of world class backward inclined blowers to meet all of your industrial blower fan needs. Our backward inclined blowers are used in both commercial and industrial applications and are used all over Canada and the United States. Our Industrial Blowers and Large Industrial Fans come in both Direct Drive Blower and Belt Drive Blower configurations. You can also choose between forward curve blowers and backward inclined blowers, depending on your needs. We also carry a range of centrifugal blower fans which are high rated and high temperature blowers. We also carry a wide range of propeller fans, plenum fans, large industrial fans which can come in both belt drive and direct drive configurations.

Contact Canada Fans today to find out more about our full line of world class backward inclined blowers to meet all of your industrial blower fan needs. Our backward inclined blowers are used in both commercial and industrial applications and are used all over Canada and the United States. Our Industrial Blowers and Large Industrial Fans come in both Direct Drive Blower and Belt Drive Blower configurations. You can also choose between forward curve blowers and backward inclined blowers, depending on your needs. We also carry a range of centrifugal blower fans which are high rated and high temperature blowers. We also carry a wide range of propeller fans, plenum fans, large industrial fans which can come in both belt drive and direct drive configurations.



NIS-CO offers a full line of the following Industrial Blower Fan Products:



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