Navien NCB-150E Service Manual page 19

General Specifications
Item
Dimensions
Weight
Installation Type
Venting Type
Ignition
Natural Gas Supply Pressure (from source)
Propane Gas Supply Pressure (from source)
Natural Gas Manifold Pressure (min/max)
Propane Gas Manifold Pressure (min/max)
Gas Connection Size
Main Supply
Power Supply
Maximum Power
Consumption
Casing
Materials
Heat Exchangers
Exhaust
Venting
Intake
Vent Clearances
Safety Devices
NOTE
This unit may be installed at elevations up to 10,100 ft (3,078 m) for use with Natural Gas, and up to 4,500 ft (1,370 m) for use with Propane.
18 NCB-E Service Manual
NCB-150E NCB-180E
17 in (W) x 28 in (H) x 12 in (D)
66 lbs (30 kg) 74 lbs (34 kg)
Indoor Wall-Hung
Forced Draft Direct Vent
Electronic Ignition
3.5 in-10.5 in WC
8.0 in-13.5 in WC
-0.09 in WC / -0.07 in WC /
-0.34 in WC -0.66 in WC
-0.04 in WC / -0.07 in WC /
-0.30 in WC -0.66 in WC
/ in NPT
3
4
120V AC, 60Hz
200W (max 2A)
Cold-rolled carbon steel
Primary Heat Exchanger: Stainless Steel
Secondary Heat Exchanger: Stainless Steel
Domestic Water Heat Exchanger: Stainless Steel
2 in or 3 in PVC, CPVC, Polypropylene
2 in or 3 in Special Gas Vent Type BH (Class III, A/B/C)
2 in or 3 in PVC, CPVC, Polypropylene
2 in or 3 in Special Gas Vent Type BH (Class III, A/B/C)
0 in to combustibles
Flame Rod, APS, Gas Valve Operation Detector, Ignition Operation Detector, Water
Temperature High Limit Switch,
Exhaust Temperature High Limit Sensor
NCB-210E NCB-240E
84 lbs (38 kg) 84 lbs (38 kg)
-0.05 in WC / -0.06 in WC /
-0.36 in WC -1.20 in WC
-0.10 in WC / -0.03 in WC /
-0.66 in WC -0.98 in WC
Version 1.4