Specification

12/17 FORM NO. THD-3195 Rev. 8
In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.
Rheem Water Heating • 1115 Northmeadow Parkway, Suite 100
Roswell, Georgia 30076 • www.rheem.com
Condensing Tankless Specifications
DESCRIPTION FEATURES ROUGHING IN DIMENSIONS (SHOWN IN INCHES) ENERGY INFO.
MODEL
NUMBER
GAS
INPUT
BTU/H TYPE
NUMBER
OF
BATHROOMS*
TEMP.
RANGE
MIN. FLOW/
ACTIVATION
GPM
GPM
@ 67°
RISE
MAX.
GPM
@45°
RISE
MAX.
MAX.
GPM
CONNECTION
HEIGHT WIDTH DEPTH
VENT
DIAM.
SHIP
WEIGHT
(LBS.)
UNIFORM
ENERGY
FACTOR
(UEF) WATER GAS
Rheem Performance Platinum
™
ECOH200
ECOH200DVLN-1
11,000-
199,900
Indoor
Direct Vent
4
85° to
140° F
0.26/0.40 5.7 8.5 9.5 3/4 3/4 27-1/2 18-1/2 9-3/4
2", 3" or 4"
PVC 2-Pipe
82 0.93
ECOH200DVELN-1
(EcoNet
®
Included)
11,000-
199,900
Indoor
Direct Vent
4
85° to
140° F
0.26/0.40 5.7 8.5 9.5 3/4 3/4 27-1/2 18-1/2 9-3/4
2", 3" or 4"
PVC 2-Pipe
82 0.93
ECOH200XLN-1
11,000-
199,900
Outdoor 4
85° to
140° F
0.26/0.40 5.6 8.5 9.5 3/4 3/4 27-1/2 18-1/2 9-3/4 N/A 82 0.93
ECOH200XELN-1
(EcoNet
®
Included)
11,000-
199,900
Outdoor 4
85° to
140° F
0.26/0.40 5.6 8.5 9.5 3/4 3/4 27-1/2 18-1/2 9-3/4 N/A 82 0.93
Rheem Performance Platinum
™
ECOH180
ECOH180DVLN-1
11,000-
180,000
Indoor
Direct Vent
3 - 4
85° to
140° F
0.26/0.40 5.2 7.7 9.0 3/4 3/4 27-1/2 18-1/2 9-3/4
2", 3" or 4"
PVC 2-Pipe
82 0.93
ECOH180DVELN-1
(EcoNet
®
Included)
11,000-
180,000
Indoor
Direct Vent
3 - 4
85° to
140° F
0.26/0.40 5.2 7.7 9.0 3/4 3/4 27-1/2 18-1/2 9-3/4
2", 3" or 4"
PVC 2-Pipe
82 0.93
ECOH180XLN-1
11,000-
180,000
Outdoor 3 - 4
85° to
140° F
0.26/0.40 5.2 7.7 9.0 3/4 3/4 27-1/2 18-1/2 9-3/4 N/A 82 0.93
ECOH180XELN-1
(EcoNet
®
Included)
11,000-
180,000
Outdoor 3 - 4
85° to
140° F
0.26/0.40 5.2 7.7 9.0 3/4 3/4 27-1/2 18-1/2 9-3/4 N/A 82 0.93
Rheem Performance Platinum
™
ECOH160
ECOH160DVLN-1
11,000-
157,000
Indoor
Direct Vent
3
85° to
140° F
0.26/0.40 4.6 6.7 8.4 3/4 3/4 27-1/2 18-1/2 9-3/4
2", 3" or 4"
PVC 2-Pipe
82 0.93
ECOH160XLN-1
11,000-
157,000
Outdoor 3
85° to
140° F
0.26/0.40 4.5 6.7 8.4 3/4 3/4 27-1/2 18-1/2 9-3/4 N/A 82 0.93
Indoor Direct Vent
27
1
/2”
18
1
/2”
9
3
/4”
5
1
/2
”6
1
/4”
2
1
/2”
3
1
/4”
4
1
/4”
7
1
/2”
6
3
/4”
3
1
/2”
2
3
/4”
2
3
/4”
Outdoor
18
1
/2”
9
3
/4”
27
1
/2”
2
1
/2”2
3
/4”
3
1
/4”
4
1
/4”
7
1
/2”
6
3
/4”
3
1
/2”
2
3
/4”
Parts and Accessories
Venting & terminations – 2", 3" or 4" PVC, recess boxes, pipe covers, extra r emote controls,
EZ-Link
™
cable, manifolds and cables, service valve kits, service parts, flush kits, recirculation
pump kits and AllClear
™
water treatment system. For more information on Tankless parts and
accessories, see the Parts and Accessories Catalog or call 866-720-2076.
*Basedonsimultaneousshowersusing2.5GPMowratepre-mixedwithcoldwaterline.Flowratesvarydependingon
temperatureofincomingcoldwaterandwaterheatersettemperature.Refertoowratecurvesforaccuratesizing.
UniformEnergyFactorandEnergyFactorbasedonDepartmentofEnergy(D.O.E.)requirements.
AllmodelsareavailableinNaturalGasandPropane(LP).ForPropanereplacetheNwithPwhenordering.
SCAQMD1146.2compliant.
Factorysetmaximumtemperatureis120°F.SeeUseandCareManualforsetting.
Consultfactoryforinformationonsizingtheapplication.
VentTerminationKitsarerequiredforDirectVentmodels.Contactyourdistributorfordetails.
Propergaspressuremustbeensuredtosupplytanklessgaswaterheaters–upto199,900BTU/hforECOH200models,
upto180,000BTU/hforECOH180models,upto157,000BTU/hforECOH160models.(Consultyourgassupplier)
MAXIMUM MAXIMUM MAXIMUM
NUMBER LENGTH LENGTH LENGTH
OF 90° OF 2" OF 3" OF 4"
ELBOWS STRAIGHT STRAIGHT STRAIGHT
PIPE PIPE PIPE
0 or 1
5.0 ft. 38.0 ft. 94.0 ft.
(1.5 m) (11.6 m) (28.6 m)
2
3.5 ft. 36.5 ft. 88.0 ft.
(1.0 m) (11.1 m) (26.8 m)
3
2.0 ft. 35.0 ft. 82.0 ft.
(0.6 m) (10.6 m) (25.0 m)
4
Not 33.5 ft. 76.0 ft.
Available (10.2 m) (23.2 m)
5
Not 32.0 ft. 70.0 ft.
Available (9.8 m) (21.3 m)
6
Not 30.5 ft. 64.0 ft.
Available (9.3 m) (19.5 m)
Maximum Vent Length (intake/outlet):
10
9
8
7
6
5
4
3
2
1
0
Water Heater Flow Rate Curves
Delta T(F)
Flow Rate (GPM)
0 10 20 30 40 50 60 70 80 90 100
ECOH200 Max Flow
ECOH180 Max Flow
ECOH160 Max Flow
Temperature Rise (° F)
Model Number 35° 45° 50° 60° 67° 70° 80° 90° 100°
ECOH200 Water Flow (GPM) 9.5 8.5 7.7 6.4 5.7 5.5 4.8 4.3 3.8
ECOH180 Water Flow (GPM) 9.0 7.7 6.9 5.8 5.2 4.9 4.3 3.8 3.5
ECOH160 Water Flow (GPM) 8.4 6.7 6.0 5.0 4.6 4.3 3.8 3.3 3.0
Aboveestimatesareforsizingpurposesonly.
1
Based on Rheem testing of 1/2" gas line with gas supply of 7" w.c. up
to 24'; Installation conditions vary; Consult the Rheem
®
Use and Care
Manual, the Rheem
®
Gas Piping Facts brochure (TK-GPF-12), the
National Fuel Gas Code (NFPA 54, ANSI Z223.1), and any other local
gas codes when installing a Rheem Tankless Water Heater.
2
Contact customer service for exact altitude rating for each model.
3
Pump kit designed for single unit applications only.
4
Savings based on DOE test procedures.