Navien CH-180, Service Manual, Page: 20 / 155

© Navien Ameri c a I n c . 20 1 0 CH series servi c e Manua l
18
Version 1 .0
3. Technical Data
3.1. General Specifications
Item CH-180 CH-210
CH-240,
CH-240 ASME
Heat Capacity
(Input)
Heat Capacity
(Input)
Dimensions
Weight
Installation Type
Venting Type
Ignition
Domestic Water Pressure
(min-max)
Heating Water Pressure
(min-max)
Efficiency AFUE
Gas Supply
Pressure
Manifold Gas
Pressure
Min.
Max.
Minimum Flow Rate
Connection Sizes
Heating
Supply/Return
1” NPT 3/4” NPT 1/2” NPT 3/4” NPT
98 ~ 140 ı (37 ~ 60 ç )
98 ~ 185
ı
(37 ~ 85
ç
)
Temperature
Range (R/C)
Safety Devices
Flame Rod, Overheat Cut-off Device, Ignition Operation Detector,
Water Temperature High Limit Switch,
Exhaust Temperature High Limit Switch
Plumb Easy Valve Set, Outdoor Sensor, Pressure Relief Valve,
Condensate Neutralizer, Communication Cable
Accessories
DHW
Space
Heating
DHW
Inlet/Outlet
Auto feeder Gas Supply
0.5 GPM
NG: 0.4” W.C
NG: 3.7” W.C
NG: 0.4” W.C
NG: 3.0” W.C
NG: 0.6” W.C
NG: 4.0” W.C
Min. ~ Max.
Natural Gas
35°F Rise
45°F Rise
77°F Rise
8.3 Gal/m
6.5 Gal/m
3.8 Gal/m
10.0 Gal/m
7.7 Gal/m
4.6 Gal/m
W17” x H27”x D12”
74 lbs 84 lbs
Indoor / Outdoor Wall-Hung
Forced Draft Direct Vent
Electronic Ignition
15 ~ 150 Psi
7.0 ~ 30 Psi
91%
6.0”~10.5” W.C
11 Gal/m
8.6 Gal/m
5.1 Gal/m
Min: 17,000 Btu/h
Max: 150,000 Btu/h
Min: 20,000 Btu/h
Max: 175,000 Btu/h
Min: 20,000 Btu/h
Max: 199,000 Btu/h