Plenum size, Plenum size 54, Static pressure (in. wg) – Greenheck Fan QEP User Manual
Page 28

Plenum Size
1FSGPSNBODFDFSUJGJFEJTGPSJOTUBMMBUJPOUZQF"'SFFJOMFU
'SFFPVUMFU1PXFSSBUJOHT #IQEPOPUJODMVEFUSBOTNJTTJPOMPTTFT1FSGPSNBODFSBUJOHTEPOPUJODMVEF
the effects of appurtenances (accessories).
The sound power level ratings shown are in decibels, referred to 10
-12
XBUUTDBMDVMBUFEQFS".$"*OUFSOBUJPOBM4UBOEBSE7BMVFTTIPXOBSFGPSJOMFU-
8J
, L
8J
A
and outlet L
8P
, L
8P
A sound power levels for installation type A: Free inlet, Free outlet. The A-weighted sound ratings shown have been calculated per AMCA
International Standard 301. Outlet ratings do not include the effects of duct end correction.
CFM
OV
STATIC PRESSURE (in. wg)
1
2
3
4
5
6
7
8
9
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
40000
1784
484
10.6
18.0
618
26.1
730
43.3
2007
12.9
21.0
29.9
706
39.0
806
2230
632
687
34.0
738
44.1
787
833
64.6
878
920
86.6
614
18.8
672
724
773
49.3
819
864
71.6
906
83.0
947
94.8
986
107
60000
2676
22.4
714
33.0
764
43.7
810
66.8
896
79.1
937
91.2
976
104
1012
116
2899
704
26.6
37.9
804
49.4
848
61.3
891
73.8
931
86.7
969
100
1007
113
1043
126
70000
3122
31.3
799
43.4
888
68.3
927
81.3
966
94.9
1004
109
1039
123
137
796
36.7
843
49.6
887
62.7
928
76.0
967
89.6
1004
104
1039
118
1074
133
1108
149
80000
842
42.7
888
929
70.2
969
1006
98.7
1042
113
1077
129
1110
144
1143
160
3791
889
49.4
932
63.7
973
1011
1047
109
1081
124
1114
140
1147
90000
4014
937
978
71.9
1016
103
1088
119
1121
4237
1023
80.9
1060
97.2
1096
114
1130
131
RPM
807
Inlet Sound Power, L
8J
-12 XBUUT> 1 2 3 4 6 7 8 L 8J A 300 100 86 80 71 72 66 60 73 80 83 77 67 64 47 67 60 83 61 46 78 73 61 46 100 93 92 81 79 78 72 67 61 83 80 90 88 77 73 69 61 77 60 89 86 70 66 62 60 90 88 70 66 63 61 76 100 102 88 86 82 78 74 93 80 94 101 92 84 79 72 69 90 60 92 96 88 80 72 70 68 98 89 80 76 72 71 69 86 900 100 99 103 102 98 91 87 83 100 80 94 100 99 93 89 84 80 78 96 60 92 97 96 90 80 78 77 93 94 101 99 89 84 81 79 78 94 1160 100 104 107 110 101 98 94 90 107 80 99 104 107 101 96 91 87 83 103 60 97 102 104 98 92 87 84 83 100 98 108 98 91 87 84 102 RPM 807 Outlet Sound Power, L 8P -12 XBUUT> 1 2 3 4 6 7 8 L 8P A 300 100 82 79 79 73 68 60 79 80 84 79 76 74 68 64 60 80 76 74 73 66 62 73 79 74 73 61 73 100 90 91 87 86 82 79 73 66 88 80 90 90 84 83 77 73 69 63 84 60 89 89 84 82 76 71 67 63 83 93 91 88 86 79 73 68 63 86 100 92 101 100 96 91 88 84 79 98 80 91 99 97 92 87 83 80 94 60 93 97 90 81 77 72 92 97 97 91 86 81 77 72 93 900 100 99 107 100 96 92 89 106 80 97 102 104 101 90 87 83 102 60 99 102 102 97 92 88 84 80 99 100 103 97 92 87 83 79 99 1160 100 104 108 112 111 107 102 99 96 112 80 102 106 110 108 103 97 93 90 109 60 104 107 109 100 91 87 106 109 111 99 90 86 107 28 Plenum Size 54 QEP Class I Maximum rpm 704 QEP Class II Maximum rpm 918 QEP Class III Maximum rpm 1171 QEP Motor on Frame Limit 364T Minimum Motor Size 5 [hp] Wheel Diameter 54.25 1378 [in.] [mm] Peak Power (rpm / 207) 3 (rpm / 228) 3 [hp] [kW] Wheel Outlet Velocity cfm / 22.4 m 3 /s / 13.2 [ft/min] [m/s] Tip Speed rpm x 14.2 rpm x 0.0721 [ft/min] [m/s] % Wide Open Volume (%WOV) cfm / (rpm x 1.00) m 3 /hr / (rpm x 1.699) [%] [%] Imperial data — Metric data 0 2 4 6 8 10 12 14 16 18 20 D O N O T S E L E C T T O T H E L E F T O F T H IS S Y S T E M C U R V E 0 2 4 6 8 10 12 0 2 4 6 8 10 12 14 90% 80% 70% 60% Volume (cfm x 10,000) Volume (m 3 /hr x 10,000) 1171 1035 918 810 704 643 562 446 rpm hp Density 0.075 lb/ft 3 Density 1.2 kg/m 3 % WOV 15 10 20 25 30 40 50 60 75 100 125 150 0 5 10 15 20 25 30 Static Pr essur e (in. wg) Static Pr essur e (Pa x 100) 200