127421-YIM-C-0606
32 Unitary Products Group
TABLE 34: 7-1/2 TON STANDARD MOTOR SIDE SHOT BLOWER PERFORMANCE
1
CFM RPM
W
BHP CFM RPM
W
BHP CFM RPM
W
BHP CFM RPM
W
BHP CFM RPM
W
BHP CFM RPM
W
BHP
0.2--------3721110819512.13495105316841.83377100615201.6312495713091.4
0.4--------3446110418312.03239105514081.53058100813881.5282595911821.3
0.6 - - - - 3439 1152 1996 2.1 3198 1106 1697 1.8 2964 1057 1456 1.6 2772 1010 1268 1.4 2523 960 1090 1.2
0.8 3309 1202 2058 2.2 3178 1156 1847 2.0 2922 1109 1591 1.7 2688 1060 1336 1.4 2469 1012 1177 1.3 2177 963 975 1.0
1 3058 1206 1899 2.0 2918 1159 1714 1.8 2649 1111 1453 1.6 2385 1063 1241 1.3 2108 1015 1035 1.1 1746 965 851 0.9
1.2 2809 1209 1793 1.9 2645 1162 1595 1.7 2333 1115 1325 1.4 2002 1066 1114 1.2 1624 1017 886.2 1.0 - - - -
1.42580121217011.82340116514551.61951111811761.3------------
1. Blower performance includes two-inch throwaway filters.
2. ESP (External Static Pressure) given is that available for the supply and return air duct system. All internal resistances have been
deducted from the total static pressure of the blower.
3. “Turns Open” refers to the setting of the variable pitch motor sheave, where “0 Turns Open” is fully closed.
4. W = Watts
0 Turns 1 Turn 2 Turns 3 Turns
TURNS OPEN
3
4 Turns 5 Turns
ESP
2
7-1/2 TON STANDARD MOTOR SIDE SHOT BLOWER PERFORMANCE
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
00530003005200020051
CFM
External Static ("WC)
5 Turns 4 Turns
3 Turns
2 Turns
1 Turn
0 Turns
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