Product Information - Navien NP-180 Service Manual

2. Product Information

2.1. Product Information
Navien offers two series of tankless gas water heater; Navien Regular (NR) as
residential models and Navien Premium (NP) as commercial models. Each series
in-cludes the "A" model with an optional built-in Circulation Pump and a Mini
Buffer Tank. In addition, depending on the heat capacity, each model is divided
into three types; 180,210,and240(*).
Items
Intended Use
Built-in
Circulation Pump
and Mini Buffer Tank
Default
Temperature
Gas Type
*.for details of the specifications,
©Navien America Inc. 2010
NR
"Non-A"
"A" Series
Series
(180/210/240)
(180/210/240)
DHW Only
Yes No
120 (49 )
{5.1 General Specifications}
17
NR/NP series service Manual
NP
"A" Series
(180/210/240)
(180/210/240)
DHW
Space Heating
Commercial Applications
Yes
140 (60 )
NG, LP
"Non-A"
Series
No
Version 2.0