Table 31: 70 ton to 80 ton left bottom return opening with bottom supply opening without ERW (in.)
Unit configuration
B
RA WD
RA LG
C
D
SA LG
SA WD
SU with vertical filter 4 in., DP (B, L,
R) with basic eco
62.6
65.0
54.3
NA
17.2
40.0
74.0
SU with vertical filter 4 in., DP (B, L,
R) with standard eco
62.6
77.9
56.9
NA
17.2
40.0
74.0
SU with DP (B, L, R) with basic eco
62.6
65.0
54.3
NA
17.2
40.0
74.0
SU with DP (B, L, R) with standard
eco
62.6
77.9
56.9
NA
17.2
40.0
74.0
SU with small post-evap blank, DP
(B, L, R) with basic eco
62.6
65.0
54.3
NA
17.2
40.0
74.0
No heat
SU with small post-evap blank, DP
(B, L, R) with standard eco
62.6
77.9
56.9
NA
17.2
40.0
74.0
SU with vertical filter 4 in., with
discharge through heat section (B,
L) with basic eco
62.6
65.0
54.3
4.2
24.3
40.0
60.0
SU with vertical filter 4 in., with
discharge through heat section (B,
L) with standard eco
62.6
77.9
56.9
4.2
24.3
40.0
60.0
SU with discharge through heat
section (B, L) with basic eco
62.6
65.0
54.3
4.2
24.3
40.0
60.0
SU with discharge through heat
section (B, L) with standard eco
62.6
77.9
56.9
4.2
24.3
40.0
60.0
SU with heat, DP (B, L, R) with basic
eco
62.6
65.0
54.3
NA
17.2
40.0
74.0
SU with heat, DP (B, L, R) with
standard eco
62.6
77.9
56.9
NA
17.2
40.0
74.0
SU with heat, small post-evap blank,
DP (B, L, R) with basic eco
62.6
65.0
54.3
NA
17.2
40.0
74.0
Heat
SU with heat, small post-evap blank,
DP (B, L, R) with standard eco
62.6
77.9
56.9
NA
17.2
40.0
74.0
Note:
For the 60 ton to 80 ton units, the basic economizer is available with the barometric damper. The
standard economizer is available with the exhaust/return fan.
Note:
1. AHU = Air Handling Unit, LG = Length, WD = Width, Cond = Condenser, RA = Return Air, RAR = RA
Right, RAL = RA Left, SA = Supply Air
2. SU = Standard Unit, DP = Discharge Plenum, B = Bottom, L = Left
Tempmaster
®
Omni™ Premier 25 Ton to 80 Ton Rooftop Units Installation and Maintenance Guide
57
Tempmaster
