FKD 12 Engineering Data

Fantech, Inc. and
Fantech Limited cer-
tifies that the FKD
Series shown herein
is licensed to bear
the AMCA Seal. The
ratings shown are
based on tests and
procedures per-
formed in accor-
dance with AMCA
Publication 211 and
AMCA Publication
311 and comply
with the require-
ments of the AMCA
Certified Ratings
Program.
Sound Data
Air Performance Data
1
with Speed Control*
Unit Specifications:
Housing Metal Thickness - 18 Gauge
Approximate Weight - 95 lbs.
Nominal Hp - 3.00 Hp
Outlet Velocity (fpm) = CFM x 0.472
Tip Speed (fpm) = RPM x 5.393
FKD 20
Fantech FKD Series 15
Flow Rate (CFM)
Static Pressure (in W.G.)
A1 A2
C
A B
B1
F
G
H
E
D
D
All dimensions in inches.
Nom.
Sound Power re 10
-12
Watts
L
wi
Volts
RPM
SP
Octave Bands, Hz
dB(A)
**
†
Sones
63 125 250 500 1000 2000 4000 8000
0.375 91 92 82 76 71 70 69 55 81 21
165 1270
0.500 91 92 81 75 71 69 67 54 80 20
0.750 91 89 79 73 70 68 61 53 78 17.7
1.000 91 89 78 73 70 68 61 53 78 17.3
0.375 93 97 88 81 77 76 74 65 86 29
0.500 93 96 87 81 77 75 73 64 86 27
220 1475 0.750 93 95 87 80 76 75 72 62 85 26
1.000 93 95 85 80 75 74 71 61 84 25
1.500 94 95 85 79 75 74 69 61 84 25
0.375 93 98 89 82 77 76 76 66 87 30
0.500 93 98 88 81 77 76 75 65 87 30
265 1570 1.000 93 96 87 80 75 75 73 62 85 27
1.500 94 98 85 79 75 74 70 61 85 27
2.000 96 96 84 79 76 76 69 62 85 26
0.375 94 98 90 83 79 78 76 69 88 32
0.500 94 98 89 83 79 77 76 68 88 31
320 1640
0.750 94 97 89 82 78 77 75 67 87 30
1.000 94 96 88 82 77 76 74 65 86 28
1.500 94 97 87 81 76 75 72 63 86 28
2.000 96 96 85 80 77 76 71 63 85 27
Nom. Max. Max.
Static Pressure in Inches W.G.
Volts
RPM Watts Amps
0.0" .125" .25" .375" .50" .75" 1.0" 1.25" 1.50" 1.75" 2.0" 2.25" 2.25"
165 1310 1234 5.00 4663 4455 4248 3980 3705 3176 2606 2057 1531 1026 583 — —
220 1505 1620 4.79 5478 5311 5145 4940 4725 4378 3930 3473 2987 2282 1638 1108 608
265 1595 1820 4.41 5831 5697 5563 5401 5213 4881 4559 4190 3729 3101 2289 1652 1121
320 1670 1965 4.01 6056 5933 5810 5684 5556 5294 4980 4625 4230 3755 2992 2069 1491
Sound Data
Air Performance Data
1
Nom.
Sound Power re 10
-12
Watts
L
wi
Volts
RPM
SP
Octave Bands, Hz
dB(A)
**
†
Sones
63 125 250 500 1000 2000 4000 8000
0.375 94 99 91 84 80 79 77 72 89 34
0.500 94 99 91 84 80 79 77 71 89 33
0.750 94 98 90 83 79 78 76 69 88 32
460 1720 1.000 94 98 89 83 78 78 76 68 88 31
1.500 94 96 89 82 78 77 74 65 87 28
2.000 97 99 87 81 77 77 73 64 87 31
2.500 98 95 86 81 78 78 72 65 86 29
Nom. Max. Max.
Static Pressure in Inches W.G.
Volts
RPM Watts Amps
0.0" .125" .25" .375" .50" .75" 1.0" 1.25" 1.50" 1.75" 2.0" 2.25" 2.25"
460 1725 2218 3.73 6291 6174 6054 5933 5829 5617 5307 4987 4667 4310 3757 2816 1858
Dimensional Data
AA1 A2 BB1 CDEFGH
20 20 — 28
1
/4 30
5
/8 27
1
/4 21
3
/4 7
7
/8 10
1
/2
1
/2
Speed (RPM) shown in
nominal. Performance is
based on actual speed
of test. Performance
ratings do not include
the effects of appurte-
nances (accessories).
Performance certified is
for installation Type D:
ducted inlet, ducted out-
let. Note: Electrical
specifications reflect
voltage/phase/cycles for
stock delivery
motor/fans sets.
Alternative motors are
available. Please consult
factory for electrical
specifications and deliv-
ery on 208-230/1/60
motors. The sound power
level ratings shown are in
decibels, referred to 10
-12
watts calculated per
AMCA Standard 301.
Values shown are for inlet
L
wi
and L
wi
A sound power
levels for installation type
D: ducted inlet, ducted
outlet. Ratings include the
effect of duct end correc-
tion.
†
The sound ratings shown
are loudness values in fan
sones at 5ft. (1.5m) in
hemispherical free field cal-
culated per AMCA
Standard 301. Values
shown are for installation
Type D: ducted inlet hemi-
spherical sone levels.
*Units using speed
control are not
licensed to bear the
AMCA Seal.
**dB(A) levels are not
licensed by AMCA
International.
For Speed Control Options call Fantech Technical Support 1.800.747.1762