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For Vertical Unit Heaters
STANDARD
D
I
F
F
U
S
E
R
S
VUH-B-05 thru VUH-B-10
VUH-B-05 thru VUH-B-25
VUH-B-15 thru VUH-B-25
VUH-B-30 thru VUH-B-50
Heater
Mounting
Model
Height
VUH-B-05
10
VUH-B-07
12
VUH-B-10
14
VUH-B-15
25
VUH-B-20
23
VUH-B-25
20
VUH-B-30
33
VUH-B-40
30
VUH-B-50
27
H
E A
A R
T E
E A
D
*Single phase VUH-B-10, VUH-B-15 and VUH-B-20 not U.L. listed when used with Radial Diffuser.
**VUH-B-30, VUH-B-40 and VUH-B-50 not U.L. listed with Cone Diffuser.
NOTE: The data given in Table 2 is approximate and depends upon Unit Heater location and its surroundings such as obstructions, drafts, etc.
Specific location and mounting height will vary with the installation.
© 2010 Chromalox, Inc.
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nstallation nstructions
Air Diffusers
RADIAL DIFFUSER
HEATER
TYPE VUR
TABLE 1 – DIFFUSER MODEL NUMBERS, DIMENSIONS (IN.) AND MOUNTING WEIGHTS
Heater Model
Model
VUR-ES
-
VUR-S
VUR-L
TABLE 2 – MOUNTING HEIGHTS AND FLOOR COVERAGE (APPROXIMATE)
NO DIFFUSER
RADIAL DIFFUSER
Open 45°
Radius
Mtg.
Radius
R
Ht.
R
13
11
16
1
15
12
/
18
2
1
19
/
16
23
2
20
1
/
20
23
1
/
2
2
21
1
/
19
24
2
22
1
/
17
24
1
/
2
2
32
23
36
1
/
2
33
23
36
1
/
2
34
1
/
21
36
1
/
2
2
CONE DIFFUSER
TYPE VUC
A
A
A
Wt. (Lbs.)
Model
A
B
5
4 lb.
-
-
-
1
-
-
VUC-S
16
13
/
4
6
5
/
4 LB.
-
-
-
8
1
1
7
9
/
8 lb.
VUC-L
22
/
16
/
2
2
8
CONE DIFFUSER
Vertical
Mtg.
Radius
Mounting
Radius
Ht.
R
Height
12
13
10
14
15
12
1
17
19
/
14
2
29
20
1
/
18
2
26
1
/
21
1
/
17
2
2
23
22
1
/
15
2
38
32
29
35
33
20
31
34
1
/
19
2
All dimensions in feet.
4
(Supersedes PF449-1)
JULY, 2002
LOUVER DIFFUSER
TYPE VUL
B
B
A
Wt. (Lbs.)
Model
A
B
Wt. (Lbs.)
-
-
-
-
-
3
1
3 lb.
VUL-S
17
/
sq.
7
/
9 lb.
4
4
-
-
-
-
-
3
1
7 lb.
VUL-L
23
/
sq.
7
/
14 lb.
8
4
(Dimensions in Feet)
LOUVER DIFFUSER
Mounting
Radius
R
Height
R
D
15
8-10
7-9
19-22
1
1
17
/
9-12
8-10
/
21-25
2
2
1
22
9-14
11-13
/
27-32
2
22
18-25
12-14
28-33
23
17-23
12
1
/
-14
1
/
30-35
2
2
24
13-20
13
1
/
-15
32-36
2
35
23-33
19
1
/
-21
1
/
47-51
2
2
35
21-30
20-22
48-52
36
19-27
21-22
1
/
50-54
2
D
VUH
PF449-2
161-057825-001
ANEMOSTAT
DIFFUSER TYPE VUA
B
A
Model
A
B
Wt. (Lbs.)
VUA-ES
17
5
7
/
4 lb.
8
-
-
-
-
VUA-S
19
1
/
11
1
/
4 lb.
4
4
1
1
VUA-L
30
/
15
/
11 lb.
2
2
ANEMOSTAT DIFFUSER
Mounting
Radius
Height
R
10
13
12
15
1
14
19
/
2
25
20
23
21
1
/
2
20
22
1
/
2
33
33
1
/
2
30
34
1
/
2
27
35
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Related Manuals for Chromalox VUH-B-05
Summary of Contents for Chromalox VUH-B-05
- Page 1 TABLE 1 – DIFFUSER MODEL NUMBERS, DIMENSIONS (IN.) AND MOUNTING WEIGHTS Heater Model Model Wt. (Lbs.) Model Wt. (Lbs.) Model Wt. (Lbs.) Model Wt. (Lbs.) VUH-B-05 thru VUH-B-10 VUR-ES 4 lb. VUA-ES 4 lb. VUH-B-05 thru VUH-B-25 VUC-S 3 lb. VUL-S 9 lb.
- Page 2 RADIAL DIFFUSER INSTALLATION — TYPE VUR Assemble As Follows: 1. Slide one speed nut over the long end of shaft extending 4. Attach the three additional blades to the discharge ring and to through blade. Repeat for all six blades, orienting the nut the the center disc.
- Page 3 Round Head Mach. Screw CONE DIFFUSER INSTALLATION — TYPE VUC Table 3 Heater Diffuser “A” Size Model Maximum VUH-B-05 thru VUC-S ” VUH-B-25 VUH-B-30 thru VUC-L ” VUH-B-50 4. Adjust top nuts until adjusting rods are perpendicular to dif- Assemble As Follows: fuser.
- Page 4 It is not recommended that the louver blades be closed more than 45°. Limited Warranty: Please refer to the Chromalox limited warranty applicable to this product at http://www.chromalox.com/customer-service/policies/termsofsale.aspx. 1347 HEIL QUAKER BLVD., LAVERGNE, TN 37086 Phone: (615) 793-3900 www.chromalox.com...