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CUE - Direct Drive
Model
CUE 060, 065, 070, 075
CUE 080, 085, 090
CUE 095
CUE 098, 099, 101, 121, 131
CUE 141, 161
CUE 180-200
CUBE - Belt Drive
Curb
Model
Cap
Bearings
CUBE 098, 099, 101,
19
(483)
101HP, 121, 131
CUBE 141, 141HP,
22
(559)
161, 161HP, 161XP
30
CUBE 180
(762)
30
CUBE 180HP
(762)
30
CUBE 200
(762)
30
CUBE 200HP
(762)
34
CUBE 220, 220HP
(864)
CUBE 240, 240HP,
34
(864)
240XP
CUBE 300, 300HP,
40
(1016)
300XP
CUBE 360, 360HP,
46
(1168)
360XP
52
CUBE 420
(1321)
58
CUBE 480
(1473)
• All dimensions are in inches (millimeters). *Approximate weight shown in lbs. (kg.) is the
largest cataloged Open Drip Proof motor.
• The roof curb should be 1½ in. (38 mm) less than the curb cap to allow for roofing and
flashing.
General Ventilation Installation
Fig. 5 - Typical Roof Mounting Installation
Screw
Conduit
Chase
3/4 in.
(19 mm)
8 or 12 in. min.
(203 or 305 mm)
Roof Deck
Recommended
1
1
/
in.
4
(32 mm)
Recommended
4
Upblast Centrifugal Roof Exhaust Fans
Curb
Roof
*Approx.
Damper
Cap
Opening
Weight
17
8
10
1
⁄
2
(432)
(203)
(267)
19
10
12
1
⁄
2
(483)
(254)
(318)
19
10
12
1
⁄
2
(483)
(254)
(318)
19
12
14
1
⁄
2
(483)
(305)
(368)
22
16
18
1
⁄
2
(559)
(406)
(470)
30
18
20
1
⁄
2
(762)
(457)
(521)
Shaft
Roof
*Approx.
Damper
Opening
Weight
⁄
12
14
⁄
1
1
2
2
(19)
(305)
(368)
1
⁄
16
18
1
⁄
2
2
(19)
(406)
(470)
3
⁄
18
20
1
⁄
4
2
(19)
(457)
(521)
1
18
20
1
⁄
2
(25)
(457)
(521)
3
⁄
18
20
1
⁄
4
2
(19)
(457)
(521)
1
18
20
1
⁄
2
(25)
(457)
(521)
1
24
26
1
⁄
2
(25)
(610)
(673)
1
24
26
1
⁄
2
(25)
(610)
(673)
1
30
32
1
⁄
2
(25)
(762)
(826)
1
1
⁄
36
38
1
⁄
4
2
(32)
(914)
(978)
1
1
⁄
42
44
1
⁄
4
2
(32)
(1067)
(1130)
1
1
⁄
48
50
1
⁄
2
2
(38)
(1219)
(1283)
Screw
Factory Wired
Motor to
Disconnect
Wiring by
Others
Damper
1
1
/
Duct and
4
in.
Damper Size
(32 mm)
Roof Opening
Commercial Kitchen Installation
Fig. 6 - Typical Roof Mounting Installation
Screw
26
(12)
33
(15)
36
Minimum 40 in.
(16)
(1016 mm)
Discharge Height
(per NFPA)
67
(30)
85
Optional
Grease
(39)
Trap
142
(64)
8 in. min.
(203 mm)
Roof Deck
66
(30)
87
(39)
126
(57)
126
Minimum duct velocities must be maintained in
(57)
kitchen exhaust applications. If a speed controller is
142
used, ensure compliance with all applicable codes.
(64)
142
(64)
174
(79)
Kitchen Roof Mounting Installation
175
(79)
Note: UL/cUL 762 Installation are for Restaurant
313
Applications
(142)
1. The size of the duct must be equal or larger than inlet
440
(200)
opening.
578
2. Secure the fan to curb at all four corners using a
(262)
minimum eight anchor bolts, lag screws or other
675
(306)
suitable fasteners.
3. Use optional grease trap, hinge kit and external
junction box.
4. Area codes may require a continuous weld between
duct and inlet.
5. To comply with NFPA 96 the fan discharge has to be
a minimum 40 in. (1016 mm) above the roof surface
and a minimum of 10 ft. (3048 mm) from any building
air intake and be a minimum exhaust velocity in the
duct should be 500 ft/min.
6. Ductwork to an upblast discharge exhaust fan is
constructed of carbon steel not less than 16 MSG
(1.6 mm) and extend a minimum of 18 in. (457 mm)
above the roof surface.
7. Ensure that a minimum of 500 ft/min of air velocity
through the fan is maintained per NFPA 96,
clause 8.2.1.1, 2008 edition and UL 762, Issue #5,
December 19, 2003, clause 6.2.
Screw
Optional
NEMA 3R
Disconnect
factory wired
from motor to
disconnect
through the
breather tube
Optional
Welded Duct
Vented Curb
by others
Extension
minimum of
18 in. (457
Liquid Tight
mm) above
Flexible Conduit
roof deck
by Others
(per NFPA)
Recommended
Roof Opening
WARNING
®
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