Greenheck’s Belt Drive Duct Fans, Model BDF, provide the industry’s best performance and durability. Model
BDF is carefully engineered for efficiency and reliability in supply, exhaust, and return air applications. The BDF
is designed specifically for low sound levels in ducted applications.
Performance ranges from 400 to 17,000 cfm (•680 to 28,883 m3/h)
with static pressure up to 3.0 in. wg (745 Pa).
Available in seven sizes ranging from 80 to 200.•
Each fan size has been tested in our AMCA Accredited •
Laboratory, and all models are licensed to bear the AMCA air
performance seal. Performance as cataloged is assured.
Removable access panels provide easy •
access for service.
Rugged drive frame configuration.•
Vibration isolation, assures long life and •
quiet operation.
UL Listed.•
Greenheck subjects these products to •
extensive life testing, assuring the fans will
provide many years of reliable performance.
Greenheck Fan Corporation certifies that the model
BDF fans shown herein are licensed to bear the
AMCA Seal. The ratings shown are based on tests
and procedures performed in accordance with
AMCA Publication 211 and Publication 311 and
comply with the requirements of AMCA Certified
Ratings Program. The certified ratings for model BDF
are shown on pages 5 to 11.
Quick Delivery and Quick Build Programs
Greenheck’s QB (Quick Build) program provides custom built to order
products that ship in one, three, five, or ten days. This allows the flexibility of
knowing that your fan can be made to order and shipped in as little as one
day. All BDF sizes are available in three, five or ten days through our Quick
Build program.
Many products are available from our Quick Delivery (QD) program. The
QD program provides same day shipment of Greenheck product from our
strategically located warehouses throughout the world. These stock products
can be ordered over the internet by visiting www.greenheck.com/quick
Leading Edge Technical Support
BDF model is listed for electrical
(UL 705) with TEFC motor only.
File no. E40001.
When product and IOM (Installation, Operation and Maintenance Manual)
information is needed, our products are supported by the industry’s best product
literature, electronic media, and Computer Aided Product Selection (CAPS)
program. You’ll also find this information on our website at www.greenheck.com
Our national and international representative organization provides personal
service and expertise. To locate your nearest Greenheck representative, call
2
715-359-6171 or visit our website at www.greenheck.com
Page 3
Standard Construction Features
F
C
G
B
2
(51)
K*
D
E
H
Fan
Access
Panel
Filter Box
Access
Panel
Vibration Isolation - Internal isolators support the
entire drive assembly, wheel, and scroll to provide
long life and quiet operation.
Housing - The fan cabinet is constructed of
galvanized steel for corrosion resistance and
maintenance free operation.
Access Panels - Two side panels are removable for
inspection or servicing. Removal of either side panel,
gives easy access to all the fans internal parts.
Bearings - Permanently sealed, pillow block ball
bearings are selected for a minimum L10 life in excess
of 100,000 hours (L50 average life of 500,000 hours)
at maximum catalogued operating conditions.
Duct Collars - Inlet and outlet duct collars are
provided for easy duct connections.
Motor - Ball bearing motors are carefully matched to
the fan load and receive the cooling benefits of being
in the airstream for increased motor life.
Wheel - Forward curved, centrifugal, galvanized
steel wheel is utilized to generate high efficiency
and minimal sound. Each wheel is statically and
dynamically balanced for long life and quiet operation.
Multi Discharge Positions - Where space between
duct and ceiling is a premium, bottom horizontal and
top horizontal discharge positions are available for
easy installation.
Nameplate - Permanent stamped aluminum
nameplate for model and serial identification.
Bearings
Housing
Nameplate
Wheel
Drive
Assembly
Drive Frame - Heavy duty frame supports motor,
scroll, and wheel to provide long life and durability.
Drive Assembly - Belts, pulleys and keys are sized for
a minimum of 150% of driven horsepower. Machined
cast iron pulleys are factory set to the required RPM
Vibration Isolation
Drive Frame
Motor
Duct Collars
and adjustable for final system balancing. Belts are
static free and oil resistant.
Filter Box Dimensions
BDF
*KBCDEFGHFilter Size Qty.
Size
3
1
7
3
11
3
7
1
1
1
1
1
/2
1
1
1
/2
1
1
/2
16 x 20
(406 x 508)
20 x 25
(508 x 635)
20 x 20
(508 x 508)
12 x 25
(533 x 635)
16 x 20
(406 x 508)
20 x 25
(508 x 635)
16 x 25
(406 x 635)
2
2
2
4
8
6
12
3
49
/4
18
/2
15
/8
15
/16
12
/16
9
/4
8
80
(1264)
90
(1394)
100
(1318)
120
(1614)
150
(1576)
180
(1915)
200
(2165)
*K is length of fan and filter box combined. All dimensions in inches (mm).
63
62
54
51
75
85
(470)
(403)
(386)
(322)
(248)
7
1
3
1
/8
21
/4
18
/4
(476)
20
(527)
22
(578)
27
(705)
31
(606)
39
3
/4
3
/4
3
/4
3
/4
3
/4
18
(464)
19
(502)
24
(613)
28
(727)
37
(953)
48
(1222)
(540)
7
3
/8
22
/4
(578)
9
1
/16
27
/4
(692)
1
5
/16
32
/8
(829)
3
3
/8
41
/4
(1060)
1
1
/4
49
/4
(1251)
(1010)
7
/4
15
/8
12
(403)
(311)
3
7
/4
17
/8
(454)
19
(505)
23
(604)
27
(708)
36
(914)
13
(349)
7
16
/8
(406)
7
/8
19
(486)
7
/8
22
(572)
23
(587)
1
/8
5
/8
1
/2
1
/8
/8
10
11
13
16
18
25
(25)
1
/2
(25)
7
/8
(25)
3
/8
(38)
3
/8
(25)
7
/8
(38)
1
/4
(38)
(225)
1
/4
(267)
3
/4
(302)
(340)
1
/8
(416)
1
/2
(479)
1
/8
(641)
Page 4
Options & Accessories
C
C
A
A
C
Access
Panel
Access
Panel
Filter Box
A
Sloped Filter Boxes - The double-vee configuration
constructed of galvanized steel. Filters are available
in 1 or 2-inch pleated
disposable media or
permanent washable
aluminum mesh. Side
access panels are
standard for easy
maintenance.
Multi Discharge
Positions - BDF fans have been designed for
horizontal mounting and are standard with bottom
horizontal discharge. Optional top horizontal
discharge is also available.
Insulated Housing - For noise reduction and
condensation control, the interior of fan housing and
filter box can be lined with a fiberglass duct liner.
The duct liner can be utilized to reduce radiated
noise from fan housings. It is recommended for
applications when fans are placed in acoustically
sensitive locations. The duct liner also reduces the
noise radiation from the inlet and outlet of the fan.
The accompanying table depicts the reduction that
can be obtained in each octave band.
Approximate (%) Sound Attenuation
Octave
Band
*Lined
Housing
*Lined Housing shows the reduction that can be obtained in each
octave band.
12345678Sones
-3 -2 -3 -3 -5 -5 -5 -413%
Vibration Isolators - Base and hanging isolator kits
are available with either neoprene or spring isolators.
Kits range in size to support either the weight of
Bottom Horizontal (Standard)
Disconnect Switches - A
wide selection of NEMA rated
switches are available for
positive electrical shutoff and
safety. This includes general,
dust-tight, rainproof, and
corrosion-resistant.
Wiring Pigtail - Allows direct hook-up to the power
Top Horizontal (Optional)
the fan alone or the weight of the fan with filter and
mixing box combinations. Kits are for horizontal
mounting and include mounting brackets and
hardware. Knockouts are provided in the fan cabinet
for ease of installation. (Hanging rods supplied by
others.)
Hanging
Spring
supply externally eliminating field wiring at the fan.
Coatings - A wide variety of protective or decorative
coatings are available. Consult Greenheck’s
Performance Coatings for Commercial & Industrial
Fans brochure and our Product Application Guide
FA/110/04R, Performance Coatings for Ventilation
Products for in-depth information.
Typical Installations
All BDF fans have been designed to be
mounted horizontally. For ease of installation,
knockouts are provided at each location where
mounting brackets are shown. Universally
adjustable brackets are available to mount the
fan in hanging or base mounted positions.
In order to assure proper fan performance,
caution must be exercised in fan placement
and connection. Obstructions, transitions,
poorly designed elbows, etc., can cause
reduced performance, excessive noise, and
increase mechanical stress. For performance
to be as published, the system must provide
uniform and stable airflow into the fan.
4
4
Standing
Spring
Hanging Neoprene
BDF SizeAC
80
90
100
120
150
180
200
All dimensions in inches (mm).
Neoprene
3
/4
20
(527)
3
21
/4
(552)
3
23
/4
(603)
1
30
/2
(775)
32
(813)
3
37
/8
(949)
3
47
/8
(1203)
11
22
/16
(576)
5
25
/8
(651)
1
27
/8
(689)
5
31
/8
(803)
35
(889)
44
(1118)
1
51
/2
(1308)
Page 5
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BDF-80 — Belt Drive
3
/16(386)
231/4(591)
15
2
181/2(470)
157/8
(51)
5
3
/
8
(137)
12
(322)
11
/16
(403)
7
8
/8
(226)
3
/4(248)
9
1
4
/4(108)
1 (25)
Damper Size (Outlet Side) = 93/4 x 87/8(248 x 225)
Housing Thickness = 20 ga.
^Approximate Unit Weight = 70 lb. (32 kg)
All dimensions in inches (millimeters).
^Weight shown is largest cataloged Open Drip Proof motor.
Model
Number
Fan
CFM
0.1250.250.3750.50.6250.7511.251.51.75
Static Pressure in Inches wg
BDF-80300RPM511
BHP0.01
Sones4.6
400RPM546717
BHP0.020.03
AVERAGE OUTLET VELOCITY = CFM/0.654
MAXIMUM RPM = 1885
TIP SPEED = RPM x 2.356
MAXIMUM MOTOR FRAME SIZE = 56
Sones4.44.7
500RPM610745881
BHP0.030.040.05
Sones4.25.06.1
600RPM69179190810221126
BHP0.050.060.080.090.11
Sones4.95.66.67.27.9
700RPM772857949105111491244
BHP0.080.090.110.120.130.15
Sones5.86.47.17.68.49.5
800RPM85593710061092118112691435
BHP0.110.130.140.160.170.190.23
Sones6.77.47.78.19.010.112.3
900RPM93910191084114812241301145716051738
BHP0.160.180.190.210.230.240.270.330.38
Sones7.78.38.69.09.710.812.915.215.5
1000RPM1024110011651220128013481490162817621884
BHP0.210.230.250.270.280.310.340.380.440.50
Sones9.09.49.710.010.811.713.715.515.816.2
1100RPM111111831246130013501405152616601784
BHP0.280.300.320.340.360.380.420.460.50
Sones10.310.811.111.412.012.614.615.916.2
1200RPM1198126613271382143014751582
1300RPM128713511409
Performance certified is for installation type D: Ducted inlet, Ducted outlet. Power rating (bhp/kW) does not include transmission losses. Performance ratings do
not include the effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5m) from the test inlet duct in a hemispherical free field calculated per AMCA Standard 301.
Values shown are for installation type D: ducted inlet, ducted outlet. Ratings do not include the effects of duct end connection.
BHP0.360.380.400.430.450.470.51
Sones11.912.512.712.713.213.815.7
BHP0.450.480.50
Sones13.514.013.9
5
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BDF-90 — Belt Drive
1
/4(464)
241/4(616)
18
2
211/4(540)
(51)
6
3
/
4
3
18
/4
(171)
15
(403)
7
/8
(476)
7
/8
8
12
1
/4 (311)
(226)
1
/2(114)
4
1 (25)
Damper Size (Outlet Side) = 121/4 x 101/2(311 x 267)
Housing Thickness = 20 ga.
^Approximate Unit Weight = 91 lb. (41 kg)
All dimensions in inches (millimeters).
^Weight shown is largest cataloged Open Drip Proof motor.
Model
Number
Fan
CFM
0.1250.250.3750.50.6250.7511.251.51.75
Static Pressure in Inches wg
BDF-90800RPM465584689
BHP0.050.070.09
Sones3.94.15.5
970RPM514619713802
BHP0.080.100.120.15
AVERAGE OUTLET VELOCITY = CFM/0.899
MAXIMUM RPM = 1506
TIP SPEED = RPM x 2.602
MAXIMUM MOTOR FRAME SIZE = 143T
Sones4.55.06.48.2
1140RPM569660748827905975
BHP0.110.140.170.200.230.26
Sones5.26.07.58.89.610.7
1310RPM62670878786393210001125
BHP0.160.190.230.260.290.330.40
Sones6.67.38.99.410.211.213.5
1480RPM684761830901968103011501260
BHP0.220.250.290.330.370.410.490.57
Sones8.08.99.610.210.911.813.915.9
1650RPM74481788194310061066117812851385
BHP0.300.340.380.420.460.500.590.680.77
Sones9.610.110.511.111.812.614.516.516.9
1820RPM805874934991104811061213131214091501
BHP0.390.440.470.520.570.610.710.800.901.00
Sones11.311.211.512.212.813.615.317.017.417.5
1990RPM872932990104410951147125013471436
BHP0.510.560.600.640.690.740.840.951.04
Sones12.412.512.813.414.114.716.217.618.0
2160RPM94099110471098114711931291
BHP0.640.690.740.780.830.891.00
Sones13.814.014.314.815.416.017.3
2330RPM10081051110511541200
BHP0.800.850.910.951.00
Sones15.415.716.016.316.8
2500RPM10771112
Performance certified is for installation type D: Ducted inlet, Ducted outlet. Power rating (bhp/kW) does not include transmission losses. Performance ratings do
not include the effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5m) from the test inlet duct in a hemispherical free field calculated per AMCA Standard 301.
6
Values shown are for installation type D: ducted inlet, ducted outlet. Ratings do not include the effects of duct end connection.
BHP0.981.02
Sones17.317.4
Page 7
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BDF-100 — Belt Drive
3
/4(502)
261/4(667)
19
2
223/4(578)
(51)
7
3
/
8
3
20
/4
(187)
17
(454)
7
/8
(527)
7
11
/8
(302)
13
3
/4(349)
1
4
/2 (114)
1 (25)
Damper Size (Outlet Side) = 133/4 x 117/8(349 x 302)
Housing Thickness = 20 ga.
^Approximate Unit Weight = 106 lb. (48 kg)
All dimensions in inches (millimeters).
^Weight shown is largest cataloged Open Drip Proof motor.
Model
Number
Fan
CFM
0.1250.250.3750.50.6250.7511.251.51.75
Static Pressure in Inches wg
BDF-100800RPM380501
BHP0.040.06
Sones3.64.8
1000RPM413521615
BHP0.060.090.12
AVERAGE OUTLET VELOCITY = CFM/1.05
MAXIMUM RPM = 1315
TIP SPEED = RPM x 2.913
MAXIMUM MOTOR FRAME SIZE = 143T
Sones4.05.05.9
1200RPM453548635715785
BHP0.090.130.160.190.23
Sones4.85.46.26.87.3
1400RPM498581660735804869
BHP0.140.170.210.250.290.33
Sones6.06.16.77.47.98.6
1600RPM54862069176082588710021104
BHP0.190.240.270.320.370.410.500.58
Sones7.67.47.48.18.79.710.912.5
1800RPM605662728791851909102011211212
BHP0.270.310.360.400.450.500.600.700.79
Sones9.78.68.58.99.810.611.713.314.1
2000RPM6667107688268829371041113912311314
BHP0.370.400.450.500.550.610.720.830.941.05
Sones10.99.99.710.211.211.612.613.914.915.9
2200RPM72876081086491796810651160
BHP0.490.510.560.630.680.730.860.98
Sones12.211.411.111.712.312.613.514.7
2400RPM78981285790695410021096
BHP0.630.650.690.760.830.881.01
Sones13.613.112.913.313.513.814.6
2600RPM851872907948995
BHP0.800.820.850.910.99
Sones15.114.714.714.614.9
2800RPM914933957
Performance certified is for installation type D: Ducted inlet, Ducted outlet. Power rating (bhp/kW) does not include transmission losses. Performance ratings do
not include the effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5m) from the test inlet duct in a hemispherical free field calculated per AMCA Standard 301.
Values shown are for installation type D: ducted inlet, ducted outlet. Ratings do not include the effects of duct end connection.
BHP0.991.011.04
Sones16.616.416.3
7
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BDF-120 — Belt Drive
1
/8(613)
33 (838)
24
2
271/4(692)
(51)
7
7
/
8
3
/4
22
(200)
19
(505)
7
/8
(578)
3
13
/8
(340)
16 (406)
5
/8(143)
5
1 (25)
Damper Size (Outlet Side) = 16 x 133/8(406 x 340)
Housing Thickness = 20 ga.
^Approximate Unit Weight = 142 lb. (64 kg)
All dimensions in inches (millimeters).
^Weight shown is largest cataloged Open Drip Proof motor.
Model
Number
Fan
CFM
0.1250.250.3750.50.6250.7511.251.51.75
Static Pressure in Inches wg
BDF-1201000RPM313420
BHP0.050.08
Sones3.04.2
1300RPM338437518593
BHP0.070.110.150.20
AVERAGE OUTLET VELOCITY = CFM/1.45
MAXIMUM RPM = 1119
TIP SPEED = RPM x 3.436
MAXIMUM MOTOR FRAME SIZE = 182T
Sones3.35.15.65.6
1600RPM370456535604666726
BHP0.120.160.210.260.310.37
Sones4.36.36.26.37.18.4
1900RPM408483554621680737839
BHP0.180.230.280.340.390.450.58
Sones5.87.07.07.18.09.212.5
2200RPM451515580640699753851939
BHP0.260.310.370.430.500.560.700.84
Sones7.77.98.08.18.910.012.913.2
2500RPM50455460866671977186695310331110
BHP0.370.420.480.550.620.690.841.001.161.33
Sones9.49.69.09.29.911.013.313.613.914.1
2800RPM5615926456947457938859691047
BHP0.530.550.620.700.770.851.021.181.35
Sones11.011.910.610.211.012.013.814.214.5
3100RPM619635683727773819904988
BHP0.710.720.790.870.951.041.201.41
Sones13.213.212.511.712.113.214.314.8
3400RPM677689721766804847930
BHP0.940.940.991.071.161.261.44
Sones14.714.814.113.613.714.315.1
3700RPM737744761803844877
BHP1.211.211.221.321.411.50
Sones16.616.616.715.315.615.7
4000RPM796802814
Performance certified is for installation type D: Ducted inlet, Ducted outlet. Power rating (bhp/kW) does not include transmission losses. Performance ratings do
not include the effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5m) from the test inlet duct in a hemispherical free field calculated per AMCA Standard 301.
8
Values shown are for installation type D: ducted inlet, ducted outlet. Ratings do not include the effects of duct end connection.
BHP1.521.531.54
Sones18.618.618.8
Page 9
BDF-150 — Belt Drive
5
/8(727)
343/4(883)
28
2
325/8(829)
(51)
9
7
/
8
3
27
/4
(251)
23
(607)
7
/8
(705)
3
16
/8
19
1
/8 (486)
(416)
3
6
/4 (171)
1
1
/2(38)
Damper Size (Outlet Side) = 191/8 x 163/8(486 x 416)
Housing Thickness = 20 ga.
^Approximate Unit Weight = 221 lb. (100 kg)
All dimensions in inches (millimeters).
^Weight shown is largest cataloged Open Drip Proof motor.
Model
Number
Fan
CFM
0.1250.250.50.7511.251.51.7522.25
Static Pressure in Inches wg
BDF-1502500RPM374406517
BHP0.270.290.42
Sones6.67.09.0
2830RPM411444527622
BHP0.370.410.530.68
AVERAGE OUTLET VELOCITY = CFM/2.05
MAXIMUM RPM = 1071
TIP SPEED = RPM x 3.927
MAXIMUM MOTOR FRAME SIZE = 184T
Sones8.08.69.613.1
3160RPM449483544637714
BHP0.500.560.650.821.00
Sones9.69.710.513.516.0
3490RPM488523569646728799
BHP0.650.730.800.981.171.37
Sones11.011.211.613.616.519.1
3820RPM528561607662741810875
BHP0.840.931.031.161.371.581.80
Sones12.613.013.214.317.019.320
4150RPM570598645685749826886945
BHP1.071.161.291.371.581.812.042.29
Sones14.514.815.015.617.419.62021
4480RPM61163768572077083390295710101071
BHP1.331.421.591.671.842.082.322.572.833.15
Sones16.316.517.117.518.319.921222223
4810RPM653675724758792847911973
BHP1.631.731.932.032.132.382.642.89
Sones18.018.219.119.920202122
5140RPM695715763797827869919
BHP1.972.072.322.442.532.722.97
Sones19.8202122222122
5470RPM737756801836866893
BHP2.362.472.722.893.003.10
Sones222223242423
5800RPM780797
BHP2.802.91
Sones2424
Performance certified is for installation type D: Ducted inlet, Ducted outlet. Power rating (bhp/kW) does not include transmission losses. Performance ratings do
not include the effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5m) from the test inlet duct in a hemispherical free field calculated per AMCA Standard 301.
Values shown are for installation type D: ducted inlet, ducted outlet. Ratings do not include the effects of duct end connection.
9
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D
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ot
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t
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BDF-180 — Belt Drive
1
/2(953)
401/4(1022)
37
2
413/4(1060)
(51)
10
1
/
2
3
/4
31
(267)
27
(708)
7
/8
(806)
7
/8
18
1
/2(572)
22
Damper Size (Outlet Side) = 22
(480)
5
/8(245)
9
1
/2 x 187/8(572 x 479)
1
1
/2(38)
Housing Thickness = 20 ga.
^Approximate Unit Weight = 304 lb. (138 kg)
All dimensions in inches (millimeters).
^Weight shown is largest cataloged Open Drip Proof motor.
Model
Number
Fan
CFM
0.250.50.7511.251.51.7522.252.5
Static Pressure in Inches wg
BDF-1804000RPM353448529
BHP0.480.680.91
Sones7.612.114.6
4540RPM375463540610673
BHP0.630.861.101.361.62
AVERAGE OUTLET VELOCITY = CFM/2.86
MAXIMUM RPM = 958
TIP SPEED = RPM x 4.843
MAXIMUM MOTOR FRAME SIZE = 215T
Sones8.913.615.216.117.0
5080RPM400479553621682738
BHP0.821.081.341.621.912.19
Sones10.814.915.816.817.415.5
5620RPM426498568632693748799
BHP1.051.341.621.902.222.552.85
Sones13.015.916.617.617.816.315.9
6160RPM453519585647704759810857903
BHP1.311.631.942.262.562.933.283.623.98
Sones15.717.017.518.518.317.216.817.318.4
6700RPM480544603662718770821868912954
BHP1.621.982.322.653.003.333.734.114.494.85
Sones17.918.118.619.518.918.217.818.519.421
7240RPM510568623680733784832879923
BHP2.002.372.733.113.473.844.194.635.05
Sones18.919.319.82019.919.318.919.620
7780RPM540594647698749799846890
BHP2.442.813.223.613.994.404.795.17
Sones2020212121202021
8320RPM570621671717768814
BHP2.953.313.754.174.605.00
Sones212223232222
8860RPM601648696741786
BHP3.513.864.354.805.25
Sones2324242424
9400RPM632675722
Performance certified is for installation type D: Ducted inlet, Ducted outlet. Power rating (bhp/kW) does not include transmission losses. Performance ratings do
not include the effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5m) from the test inlet duct in a hemispherical free field calculated per AMCA Standard 301.
10
Values shown are for installation type D: ducted inlet, ducted outlet. Ratings do not include the effects of duct end connection.
BHP4.154.485.00
Sones242526
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BDF-200 — Belt Drive
1
/8(1146)
501/4(1276)
45
2
491/4(1251)
(51)
12
1
/
2
3
39
/4
(318)
36
(914)
(1010)
1
25
/4
23
1
/8 (588)
(641)
1
1
/2(38)
13 (330)
Damper Size = 23
1
/8 x 251/4(587 x 638)
Housing Thickness = 20 ga.
^Approximate Unit Weight = 560 lb. (254 kg)
All dimensions in inches (millimeters).
^Weight shown is largest cataloged Open Drip Proof motor.
Performance certified is for installation type D: Ducted inlet, Ducted outlet. Power rating (bhp/kW) does not include transmission losses. Performance ratings do
not include the effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5m) from the test inlet duct in a hemispherical free field calculated per AMCA Standard 301.
Values shown are for installation type D: ducted inlet, ducted outlet. Ratings do not include the effects of duct end connection.
BHP10.3010.8011.5012.2013.6014.3014.90
Sones35353535353535
11
Page 12
Specifications
Duct mounted supply, exhaust, or return
air fans shall be of the centrifugal, belt
driven, inline type. The fan housing
shall be of the rectangular design and
constructed of heavy gauge galvanized
steel, and shall include rectangular duct
mounting collars on the inlet and outlet.
Removable panels shall be provided on
each side of the fan cabinet, and shall
be of sufficient size to permit access
for service to all of the fans internal
components without further dismantling
of the cabinet.
The fan wheel shall be of the galvanized
steel, forward curved, centrifugal
type. Wheels shall be statically and
dynamically balanced.
Motors shall be of the heavy duty type
with permanently lubricated and sealed
ball bearings. The wheel shaft shall be
ground and polished steel mounted
in permanently sealed bearings.
The bearings shall be selected for a
minimum L10 life in excess of 100,000
hours (L50 average life of 500,000 hours)
at maximum cataloged RPM. Drives
shall be sized for a minimum of 150%
of the driven horsepower. Pulleys shall
be of the machined cast type, keyed
and securely attached to the wheel and
motor shafts. The motor pulley shall be
adjustable for final system balancing.
Heavy gauge galvanized steel mounting
rails shall support the drive assembly,
motor, wheel, and scroll.
Fans shall have true internal vibration
isolation (no metal to metal contact) of
the drive assembly, motor, wheel, and
scroll.
All fans shall be tested in an AMCA
Accredited Laboratory and shall be
certified to bear the AMCA Certified
Ratings Seal for sound and air
performance.
Fans shall be Greenheck Model BDF,
manufactured by Greenheck Fan
Corporation in Schofield, Wisconsin.
Building Value in Air
Greenheck delivers value
to mechanical engineers by
helping them solve virtually
any air quality challenges
their clients face with a
comprehensive selection of
top quality, innovative airrelated equipment. We offer
extra value to contractors
by providing easy-to-install,
competitively priced, reliable
products that arrive on time.
And building owners and
occupants value the energy
efficiency, low maintenance
and quiet dependable operation
they experience long after the
construction project ends.
Our Warranty
Greenheck warrants this equipment to be free from defects in material and workmanship for a period
of one year from the purchase date. Any units or parts which prove defective during the warranty
period will be replaced at our option when returned to our factory, transportation prepaid. Motors are
warranted by the motor manufacturer for a period of one year. Should motors furnished by Greenheck
prove defective during this period, they should be returned to the nearest authorized motor service
station. Greenheck will not be responsible for any removal or installation costs.
As a result of our commitment to continuous improvement, Greenheck reserves the right to change