Greenheck Fan QEP - Manual (Page 31)

1FSGPSNBODF
DFSUJGJFE
JT
GPS
JOTUBMMBUJPO
UZQF
"
'SFF
JOMFU

'SFF
PVUMFU
1PXFS
SBUJOHT
#IQ

EP
OPU
JODMVEF
USBOTNJTTJPO
MPTTFT
1FSGPSNBODF
SBUJOHT
EP
OPU
JODMVEF

the effects of appurtenances (accessories).
The sound power level ratings shown are in decibels, referred to 10 -12 XBUUT
DBMDVMBUFE
QFS
".$"
*OUFSOBUJPOBM
4UBOEBSE

7BMVFT
TIPXO
BSF
GPS
JOMFU
-
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

<E#
SFG
 -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

<E#
SFG
 -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