Greenheck ERCH - Page 7

General Description - NOT model specificEnergy Recovery Ventilator with Heating and Cooling
®
7
Model Configuration
Outside
Curb
Dimensions
Recommended
Roof
Openings
Optional
Piping
Vestibule
12 inch
Curb
Weight
12 inch
Curb
Weight
with Piping
Vestibule
Curb
weight
only
Curb Weight
with Piping
Vestibule
Length Width A B C D
Adder per inch
ERCH-20
Heating Only 71.8 49.9
28.3
43.5 30
12.3 134 157 +6.9 +8.3
Cooling Coil* 91.8 49.9 32.8 147 179 +7.7 +9.5
WSHP
NA NA NA
Evap Cooling 28.3
ERCH-45
Heating Only 79.9 60
31.8
54.8 35.1
12.3 157 180 +8.0 +9.4
Cooling Coil* 99.9 60 32.8 170 202 +8.8 +10.6
WSHP
NA NA NA
Evap Cooling 31.8
ERCH-55
Heating Only 93.1 70.8
38.3
63.5 41.8
12.3 184 207 +9.3 +10.7
Cooling Coil* 112.1 70.8 32.8 196 228 +10.1 +11.9
WSHP
NA NA NA
Evap Cooling 38.3
ERCH-90
Heating Only 105.1 90.1
39.1
79.4 51.1
12.3 231 254 +11.2 +12.6
Cooling Coil* 112.1 70.8 32.8 196 228 +12 +13.8
WSHP
NA NA NA
Evap Cooling 39.1
*With or without heating.
WSHP = Water-Source Heat Pump
All dimensions are in inches. All weights are in pounds. Various curb heights are available, use the adder per inch column to
determine the weights above 12 inches.
Curb Outside Dimensions, Recommended Roof Openings and Curb Weights
Curb
Height
1/2 inch
1.63
inches
1.9 inches
Unit Base
Curb Duct
Adaptor
1 inch
Curb
1-inch Foam Insulation
Curb Cap Details for Factory-Supplied Roof Curbs
SUPPLY AIR
DISCHARGE
RETURN AIR INTAKE
OPTIONAL
PIPING VESTIBULE
A
B
L
W
26.1 inches
C D
Unit Installation