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APPENDIX A BLOWER PERFORMANCE TABLES - AC
DBC072*V STANDARD BELT DRIVE DOWNSHOT
ESP, In H
2
O
TURNS OPEN
0
1
2
3
4
5
CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP
0.1
2898 1315 1.90 2754 1245 1.62 2612 1175 1.37 2498
1110
1.16 2366 1040 0.97 2227 970 0.79
0.2
2838 1315 1.85 2690 1245 1.57 2544 1175 1.33 2423
1110
1.12 2283 1040 0.93 2137 970 0.75
0.3
2777 1315 1.81 2624 1245 1.53 2472 1175 1.28 2345
1110
1.08 2198 1040 0.89 2041 970 0.71
0.4
2714 1315 1.76 2557 1245 1.48
2399
1175 1.24 2265
1110
1.04 2108 1040 0.84 1941 970 0.67
0.5
2649 1315 1.71 2486 1245 1.43
2322
1175 1.19 2180
1110
0.99
2013
1040 0.80 1833 970 0.63
0.6
2583 1315 1.66 2414 1245 1.39 2242 1175 1.15
2092 1110
0.95
1913
1040 0.76
-
-
-
0.7
2514 1315 1.61
2339
1245 1.34 2159 1175 1.10
1999 1110
0.90 1805 1040 0.71
-
-
-
0.8
2443 1315 1.56 2260 1245 1.29 2072 1175 1.05
1900 1110
0.86
-
-
-
-
-
-
DBC072*S HIGH STATIC BELT DRIVE DOWNSHOT
ESP, In H
2
O
TURNS OPEN
0
1
2
3
4
5
CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP
0.6
-
-
-
-
-
-
2630 1385 1.88 2492 1315 1.60 2337 1245 1.34 2179 1175 1.11
0.7
-
-
-
-
-
-
2569 1385 1.83 2425 1315 1.55 2264 1245 1.29 2098 1175 1.07
0.8
-
-
-
-
-
-
2507 1385 1.78 2357 1315 1.50 2188 1245 1.25
2013
1175 1.02
0.9
-
-
-
-
-
-
2442 1385 1.73 2285 1315 1.45
2109
1245 1.20 1924 1175 0.97
1.0
-
-
-
2514 1455 1.96 2375 1385 1.68
2211
1315 1.40 2026 1245 1.15 1828 1175 0.93
1.1
-
-
-
2452 1455 1.91 2306 1385 1.62 2134 1315 1.35 1938 1245 1.10
-
-
-
1.2
-
-
-
2387 1455 1.86 2234 1385 1.57 2053 1315 1.30 1846 1245 1.05
-
-
-
1.3
-
-
-
2321
1455 1.80 2159 1385 1.52 1968 1315 1.25
-
-
-
-
-
-
1.4
-
-
-
2251 1455 1.75 2080 1385 1.46 1878 1315 1.19
-
-
-
-
-
-
1.5
2346 1525 2.00 2179 1455 1.69 1998 1385 1.41
-
-
-
-
-
-
-
-
-
1.6
2280 1525 1.94 2104 1455 1.63
1911
1385 1.35
-
-
-
-
-
-
-
-
-
1.7
2211
1525 1.88 2026 1455 1.57 1819 1385 1.29
-
-
-
-
-
-
-
-
-
1.8
2140 1525 1.82 1943 1455 1.51
-
-
-
-
-
-
-
-
-
-
-
-
1
To operate below 0.6" H
2
O external static pressure, motor and blower sheave must be changed to VL44 and AK56 respectively, or equivalents.