Plenum size, Plenum size 73, Static pressure (in. wg) – Greenheck Fan QEP User Manual
Page 31

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'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.
Plenum Size
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
90000
2216
421
28.0
468
44.0
61.1
79.3
617
116
136
683
2339
439
31.1
484
47.9
84.3
104
630
123
661
143
694
164
723
100000 2463
34.3
70.2
89.6
610
110
643
130
674
704
172
734
194
476
37.9
624
116
138
687
716
181
204
110000 2709
494
41.7
60.9
80.6
606
101
638
123
669
700
167
728
190
213
2832
86.3
622
108
130
683
713
176
741
200
768
223
120000
71.1
92.4
638
114
669
137
698
161
726
209
781
234
3078
76.6
622
98.8
121
684
713
169
741
194
767
220
794
130000 3201
60.1
606
639
670
129
700
728
177
203
781
230
807
624
88.7
112
687
136
716
161
743
186
770
213
796
240
820
268
140000 3448
607
71.3
642
674
120
704
732
170
196
786
223
810
279
627
660
102
691
127
720
748
179
206
801
233
262
849
291
RPM
807
Inlet Sound Power, L
8J
-12 XBUUT> 1 2 3 4 6 7 8 L 8J A 100 93 83 74 78 68 64 78 80 90 79 69 68 62 71 60 89 77 67 61 69 76 68 66 61 69 300 100 97 79 80 69 64 81 80 93 81 73 72 66 63 74 60 92 79 71 69 64 61 72 93 80 71 69 64 62 60 73 100 99 102 90 88 86 81 77 73 92 80 98 101 86 83 78 72 69 88 60 96 96 83 79 74 72 70 69 84 99 97 83 79 72 71 70 600 100 100 98 97 92 89 80 99 80 96 103 94 92 86 81 79 76 94 60 94 101 91 88 81 79 78 77 91 97 91 87 81 80 79 78 92 860 100 107 111 109 102 99 91 108 80 103 109 106 101 97 91 88 84 103 60 101 106 104 98 92 88 86 84 100 103 110 106 97 92 88 87 86 101 RPM 807 Outlet Sound Power, L 8P -12 XBUUT> 1 2 3 4 6 7 8 L 8P A 100 91 84 84 76 72 62 84 80 90 81 80 79 72 68 61 79 60 87 79 79 78 69 66 61 78 86 78 79 78 67 61 77 300 100 88 87 80 76 69 62 86 80 83 81 74 72 66 60 82 60 92 86 83 80 73 69 61 81 94 89 87 83 70 60 84 100 97 103 98 90 87 82 77 97 80 101 90 83 78 74 93 60 96 98 93 88 84 81 70 91 101 99 94 90 84 81 76 71 92 600 100 101 108 106 103 97 94 91 87 104 80 98 106 102 99 92 88 81 100 60 100 104 99 89 86 82 77 97 103 106 99 89 81 77 97 860 100 108 113 112 108 103 100 97 114 80 106 110 113 108 103 98 94 91 110 60 108 110 110 100 92 88 107 109 113 111 104 100 91 87 107 31 Plenum Size 73 QEP Class I Maximum rpm QEP Class II Maximum rpm 683 QEP Class III Maximum rpm 860 QEP Motor on Frame Limit 365T Minimum Motor Size 7 1 ⁄ 2 [hp] Wheel Diameter 73.00 1854 [in.] [mm] Peak Power (rpm / 126) 3 (rpm / 139) 3 [hp] [kW] Wheel Outlet Velocity cfm / 40.6 m 3 /s / 23.9 [ft/min] [m/s] Tip Speed rpm x 19.1 rpm x 0.0971 [ft/min] [m/s] % Wide Open Volume (%WOV) cfm / (rpm x 2.45) m 3 /hr / (rpm x 4.163) [%] [%] Imperial data — Metric data 0 1 2 3 0 5 10 15 20 25 30 0 2 4 6 8 10 12 14 16 18 20 22 0 2 4 6 8 10 12 14 90% 80% 70% 60% Static Pr essur e (in. wg) Volume (cfm x 10,000) Volume (m 3 /hr x 100,000) Static Pr essur e (Pa x 100) 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 15 20 30 40 50 25 75 rpm hp % WOV Density 0.075 lb/ft 3 Density 1.2 kg/m 3 60 100 125 150 200 250 300 350 860 794 683 630 523 464 392 342