508433-01 Issue 2345 Page 7 of 70
Technical Specications - 97G2UHE
MODEL NUMBER GUIDE
Major Revision
Numeric Code
CFM
12 = 3 Ton add on cooling
16 = 4 Ton add on cooling
20 = 5 Ton add on cooling
Blower Drive
P = PSC
E = High Efficiency
V= Variable Speed
Cabinet Width
B = 17.5” width
C = 21.0” width
D = 24.5” width
AFUE
97% Efficiency
Gas
Gas
Stages
2 = Two Stage
Configuration
UH = Upflow/Horizontal
DF = Down flow
BTUH Input
Heating Input x 1000
9 7 G 2 UH 070 B E 12 - 01
PHYSICAL AND ELECTRICAL DATA
Model
1st Stage 2nd Stage
AFUE
(ICUS)
Nom.
Cooling
Capacity
(tons)
Gas
Inlet
(in.)
Volts/
Hz/
Phase
Min.
Time
Delay
Breaker
or Fuse
Nominal
F.L.A.
Trans.
(V.A.)
Approx.
Weight
(lbs.)
Input
(Btuh)
Output
(Btuh)
Input
(Btuh)
Output
(Btuh)
UPFLOW / HORIZONTAL
97G2UH030BE08 20,000 19,000 30,000 29,000 97.0 2 1/2 120-60-1 15 6.8 40 117
97G2UH045BE12 29,000 28,000 44,000 43,000 97.0 3 1/2 120-60-1 15 6.8 40 120
97G2UH070BE12 43,000 42,000 66,000 65,000 97.0 3 1/2 120-60-1 15 6.8 40 128
97G2UH090CE16 57,000 56,000 88,000 86,000 97.0 4 1/2 120-60-1 15 8.4 40 146
97G2UH110CE20 72,000 71,000 110,000 108,000 97.0 5 1/2 120-60-1 15 10.9 40 157
Note: For vent length and clearances to combustibles, please reference installation instructions.
FILTER REQUIREMENT DATA
Airow Descriptor
Disposable Filters Cleanable Filters
Minimum Area
(sq. in.)
Minimum Area
(sq.in.)
12 576 288
16 768 384
20 960 480
1. The Airflow Descriptor is the two digits following the “B”, “C”, or “D” in the model number; e.g. “20” is the Airflow Descriptor.
2. Areas shown for permanent filters are based on filters rated at 600 feet per minute face velocity.