93
15.00
5.00
3.00
4.00
TOP VIEW
FACE VIEW
(BLADES SHOWN OPEN)
E1 E2
D2
D1
B
OD OF FRAME
(NOT INCLUDING FLANGE)
A1
O.D. OF FRAME
(NOT INCLUDING FLANGE)
A2
O.D. OF FRAME
(NOT INCLUDING FLANGE)
PREMIUM
DAMPER
AIR
MEASUREMENT
DAMPER
7/32" DIA. HOLES at 8" C-C
WITH RANDOM START POINT
a39-4304
SIZES 03-21
LEGEND
NOTE: A1, A2, and B dimensions are actual to O.D. of damper frames not including flanges.
Fig. 37 ā AMS Damper Dimensions
39M UNIT
SIZE
DIMENSIONS (in.) AMS LOW
LIMIT
(CFM)
AMS HIGH
LIMIT
(CFM)A1 A2 B D1 D2 E1 E2
03W 14.00 11.75 10.75 7.17 6.69 11.72 9.50 336 2,100
06W 23.25 15.50 14.00 11.48 10.59 20.97 13.25 836 4,200
07T 19.05 12.70 20.00 17.48 16.59 16.77 10.45 1018 6,107
08W 28.05 18.70 14.00 11.48 10.59 25.77 16.45 1,040 5,600
09T 20.85 13.90 20.00 17.48 16.59 18.57 11.65 1,127 6,763
10W 35.85 23.90 14.00 11.48 10.59 33.57 21.65 1,332 7,000
11T 22.65 15.10 26.00 23.48 22.59 20.37 12.85 1,661 9,964
12T 24.45 16.30 26.00 23.48 22.59 22.17 14.05 1,807 10,845
12W 35.85 23.90 14.00 11.48 10.59 33.57 21.65 1,332 8,400
14W 38.85 25.90 16.75 14.23 13.34 36.57 23.65 1,733 9,800
16T 26.25 17.50 26.00 23.48 22.59 23.97 15.25 1,954 11,725
17W 43.05 28.70 16.75 14.23 13.34 40.77 38.52 1,943 11,900
18T 28.05 18.70 26.00 23.48 22.59 25.77 16.45 2,101 12,606
22T 31.65 21.10 32.00 29.48 28.59 29.37 18.85 3,006 18,038
21W 43.05 28.70 20.00 17.48 16.59 40.77 26.45 2,320 14,700
AMS ā Air Measuring Station