NHB Service Manual 13
Version 1.0
2.1 Product Information Items
Navien features the NHB Series gas boiler. This appliance is fully
modulating and provides central heating. Depending on the heat
capacity, each model is divided into four types; 055, 080, 110 and
150.
Model
Maximum Space Heating Input
NHB-055
55,000 Btu / h
NHB-080
80,000 Btu / h
NHB-110
110,000 Btu / h
NHB-150
150,000 Btu / h
A separate heating expansion vessel is required.
Internal freeze protection and an electronic control unit are
incorporated within the boiler. Any standalone room thermostat or
set of contacts can be used with the boiler.
2. Product Information
Содержание NHB-055
Страница 62: ...62 NHB Service Manual Version 1 0 4 7 Ladder Diagram...
Страница 142: ...142 NHB Service Manual Version 1 0 Memo...
Страница 143: ...NHB Service Manual 143 Version 1 0 Memo...
Страница 144: ...144 NHB Service Manual Version 1 0 Memo...
Страница 145: ...NHB Service Manual 145 Version 1 0 Memo...
Страница 146: ...146 NHB Service Manual Version 1 0 Memo...