5
RETURN
AIR
SMALL
BASE
UNIT
SUPPLY
AIR
LARGE
BASE
UNIT
UNIT PLACEMENT ON
COMMON CURB
LARGE CURB
SMALL OR LARGE BASE UNIT
SMALL/COMMON CURB
ROOF CURB DETAIL
Wood nailer*
Roofcurb*
Insulation
(field supplied)
*Provided with roofcurb
Cant strip
field supplied
Roofing material
field supplied
Flashing field
supplied
HVAC unit
base rails
Roofcurb
Sealing
Gasket
HVAC unit
basepan
Anchor screw
A09090
A09413
A09094
A09415
C
B
A
F
D
E
Dashed lines show cross support
location for large basepan units.
G
H
C
B
A
F
D
E
G
H
A09414
UNIT
SIZE
CATALOG
NUMBER
A
IN.
(mm)
B (small /
common
base)
IN. (mm)*
B (large base)
IN. (mm)*
C
IN.
(mm)
D
IN.
(mm)
E
IN.
(mm)
F
IN.
(mm)
G
IN. (mm)
H
IN. (mm)
Small
or
Large
CPRFCURB010A00
11 (279)
10 (254)
14 (356)
16 (406)
47.8
(1214)
32.4
(822)
2.7 (69)
30.6 (778)
46.1 (1170)
CPRFCURB011A00
14 (356)
Large
CPRFCURB012A00
11 (279)
14 (356)
43.9
(1116)
42.2 (1072)
CPRFCURB013A00
14 (356)
* Part Numbers CPRCURB010A00 and CPRCURB011A00 can be used on both small and large basepan units. The cross supports must be located based on
whether the unit is a small basepan or a large basepan.
NOTES:
1. Roof curb must be set up for unit being installed.
2. Seal strip must be applied, as required, to unit being installed.
3. Roof curb is made of 16--gauge steel.
4. Attach ductwork to curb (flanges of duct rest on curb).
5. Insulated panels: 1--in. (25.4 mm) thick fiberglass 1 lb. density.
Fig. 4 -- Roof Curb Dimensions
574D
--
--
A
Содержание 574D----A
Страница 3: ...3 A09469 Fig 2 574D A24 36 Unit Dimensions 574D A ...
Страница 4: ...4 A09470 Fig 3 574D A42 60 Unit Dimensions 574D A ...
Страница 16: ...16 A09282 Fig 14 208 230 1 60 Connection Wiring Diagram 574D A ...
Страница 17: ...17 A09282 Fig 14 Cont 208 230 1 60 Ladder Wiring Diagram 574D A ...
Страница 18: ...18 A09264 Fig 15 208 230 3 60 Connection Wiring Diagram 574D A ...
Страница 19: ...19 A09264 Fig 15 Cont 208 230 3 60 Ladder Wiring Diagram 574D A ...
Страница 20: ...20 A09265 Fig 16 460 3 60 Connection Wiring Diagram 574D A ...
Страница 21: ...21 A09265 Fig 16 Cont 460 3 60 Ladder Wiring Diagram 574D A ...
Страница 25: ...25 Table 7 Cooling Charging Chart A08490 574D A ...
Страница 50: ...50 A10098 Fig 45 Economizer Wiring Diagram 574D A ...
Страница 51: ...51 A10075 Fig 46 Connection Wiring Diagram 230 3 574D A ...
Страница 52: ...52 A10075 Fig 46 Cont Ladder Wiring Diagram 230 3 574D A ...
Страница 53: ...53 A10087 Fig 47 Connection Wiring Diagram 460 3 574D A ...
Страница 54: ...54 A10087 Fig 48 Ladder Wiring Diagram 460 3 574D A ...
Страница 58: ...58 A10064 Fig 49 574D A 30 36 3 Phase with Economizer 574D A ...
Страница 59: ...59 A10065 Fig 50 574D A 42 60 3 Phase with Economizer 574D A ...