158
RT-SVX24Q-EN
Figure 123. Outside air and return air economizer
assembly (with Traq™ dampers)
TRAQ Damper Linkage
Adjustment
Top view
Jackshaft lever
TRAQ damper Lever
Table 55. Standard unit (no ERW) (economizer)
outside air damper travel adjustment/
pressure drop (inches w.c.)
Damper Position
Economizer
Linkage Set-up
1 2 3 4 5 6
Jackshaft rod
end location 1 1 2 2 2 2
Damper lever
configuration
A B B B B B
Damper lever
rod end location 1 2 3 4 5 6
120-162 Ton w/Economizer (includes mist eliminator)
CFM
Pressure Drop (inches w.c.)
58,500
0.80 1.64 2.96 - - -
54,000
0.68 1.40 2.52 - - -
Table 55. Standard unit (no ERW) (economizer)
outside air damper travel adjustment/pressure drop
(inches w.c.) (continued)
45,500
0.48 0.99 1.79 2.22 2.62 -
42,000
0.41 0.85 1.53 1.89 2.23 2.69
38,000
0.34 0.69 1.25 1.55 1.83 2.20
34,000
0.27 0.56 1.00 1.24 1.46 1.76
30,000
0.21 0.43 0.78 0.97 1.14 1.37
90-118 Ton w/Economizer (includes mist eliminator)
CFM
Pressure Drop (inches w.c.)
47,250
0.81 1.88 - - - -
40,500
0.60 1.39 2.62 - - -
36,750
0.49 1.14 2.16 2.71 - -
31,500
0.36 0.84 1.59 1.99 2.36 2.87
28,000
0.28 0.66 1.25 1.57 1.87 2.27
25,000
0.22 0.53 1.00 1.25 1.49 1.81
23,000
0.19 0.45 0.85 1.06 1.26 1.53
Damper Position
Jackshaft rod
end location 1 1 1 2 1
Damper lever
rod end location 1 2 3 5 4
Jackshaft rod
end location 1 1 1 2 1
120-162 Ton w/Traq™ Damper (includes mist
eliminator)
CFM
Pressure Drop (inches w.c.)
58,500
1.10 1.52 2.16 2.73
54,000
0.93 1.28 1.83 2.33
45,500
0.64 0.89 1.28 1.64 2.14
42,000
0.54 0.75 1.09 1.40 1.83
38,000
0.44 0.60 0.88 1.14 1.50
34,000
0.35 0.47 0.69 0.90 1.20
30,000
0.27 0.35 0.53 0.69 0.93
90-118 Ton w/Traq™ Damper (includes mist
eliminator)
CFM
Pressure Drop (inches w.c.)
47,250
1.37 1.89 2.72
40,500
0.99 1.35 1.97 2.54
36,750
0.80 1.09 1.60 2.08 2.74
31,500
0.58 0.77 1.15 1.51 2.01
28,000
0.46 0.59 0.89 1.17 1.58
UUnniitt SSttaarrttuupp
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