Features - Johnson Controls - LIT-1900246 - Round Balancing Damper - RB-2000 Round Balancing Damper

RB-2000 Round Balancing Damper Catalog Page

Brand
Johnson Controls
Product name
RB-2000 Round Balancing Damper
Document type
Catalog Page
Document number
LIT-1900246
Revision date
2021-03-10
Language
English
  • 20-gauge galvanized sheet steel shroud
  • 16-gauge and 20-gauge blades, based on diameter
  • Seals to reduce leakage
  • Formed shroud which allows easy insertion into duct work
  • One-piece construction that increases rigidity and strength
  • Optional factory-installed actuators that reduce installation time
Table 1. Construction
Part Construction
Shroud 20-gauge galvanized sheet steel
Blade

4 - 8 in. (102 - 204 mm) diameter

16-gauge galvanized steel, single-piece

9 - 22 in. (229 - 406 mm) diameter

12-gauge galvanized steel, single-piece

Shaft

4-8 in. diameter

5/16 in. (8 mm) diameter steel or galvanized wire (1/2 in. adaptor provided when ordered without actuator)

9-22 in. diameter

1/2 in. (13 mm) diameter aluminum

Washer Nylon
Seal Closed-cell polyurethane foam tape
Table 2. RB-2000 Round Balancing Damper Selection Chart
Specification Code Number Field
Product Family R = Round Dampers R
Application B = Balancing - without seals B
Material G = Galvanized

S = Stainless Steel

 
Diameter 04 to 22 - One inch increments dd
Actuator B = Bracket with no Actuator

M = Manual Locking Quadrant

N = None

 
Note: Factory-installed actuators on control dampers only.
Table 3. RB-2000 Dimensions
A, in. (mm) B, in. (mm) C, in. (mm)
4 (102) 6 (152) 5.63 (143)
5 (127) 6 (152) 6.63 (168)
6 (152) 6 (152) 7.63 (194)
7 (178) 6.75 (171) 8.63 (219)
8 (204) 7.75 (197) 9.63 (244)
9 (229) 9.75 (248) 11.69 (297)
10 (254) 9.75 (248) 12.69 (322)
12 (305) 11.75 (298) 14.69 (373)
14 (356) 14 (356) 16.69 (424)
16 (406) 16 (406) 18.69 (475)
Figure 1. RB-2000 Dimensions

Figure 2. Pressure Drop