Specifications
Item
Model Name
Type
Installation
Air Supply/Exhaust
Heating method
Ignition
Operating Pressure
Safety valve setting pressure
Amount of boiler water used
Dimensions
Weight
Water Holding Capacity
Connection Sizes
Supply
Return
Gas Inlet
Power Supply
Supply
Consumption
Casing
Materials
Flue Collar
Heat Exchanger
Safety Devices
Accessories
* The values listed are for the boiler only.
The maximum current draw by the unit with 2 pumps connected will be 6 amperes or less.
Item
Gas
NG
Consumption
LP
AFUE
NG
LP
Standard output
Temperature Settings
• Specifications may be changed without prior notice.
• The capacity may differ slightly, depending on the water
pressure, water supply, piping conditions, and water temperature.
Specifications
NH199-DV
4-17 GPM (bypass minimum-flow rate: 2.5GPM)
24.2"(Height) x 18.3"(Width) x 9.4"(Depth)
NG : 97W
(
)
*
Flame Rod, Thermal Fuse, Lightning Protection Device (ZNR), Overheat
Prevention Device, Freezing Prevention Device, Fan Rotation Detector,
Boil-dry Safety Device, Boil-dry Protection Device, Overcurrent Protection Device
Pressure & Temperature Gauge, Safety Relief Valve (valve, fitting, and gasket),
Performance
Maximum Performance
Minimum Performance
Maximum Performance
Minimum Performance
Fahrenheit
Centigrade
Specification
Indoor Wall Mounted
Direct Vent / Sealed Combustion
Closed type hot-water circulation method
Direct Ignition
15-150 psi
30 psi
65.3 lbs.
0.4 Gallon
1 "
1"
3/4"
120 VAC (60Hz)
LP : 111W
Zincified Steel Plate/Polyester Coating
Stainless Steel
Copper Sheeting, Copper Tubing
Anchoring Screws, Terminals
NH199-DV
199,900 btuh
55,500 btuh
199,900 btuh
55,500 btuh
82.7%
83.0%
45,500-163,100 btuh
140-170°F (In 5°F intervals), 176, 180°F (9 Options)
60-80°C (In 5°C intervals), 83°C (6 Options)
NH150-DV
NG : 93W
LP : 93W
NH150-DV
150,000 btuh
55,500 btuh
150,000 btuh
55,500 btuh
83.0%
82.8%
45,500-122,400 btuh
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