Rinnai Q175S Specifications

Standard Features

•
Onboard outdoor reset control system with sensor standard
•
Prebuilt plumbing kit with insulated Low Loss Header
•
Priority DHW standard (3 way valve not included)
•
Domestic hot water plate warming
•
Modulating Ceramic premix burner
•
5:1 turn down ratio
•
Spark ignition
•
Exceeds SCAQMD 1146.2 Low NO
•
Stainless Steel Water tube condensing heat exchanger
•
Direct Vent sealed combustion
•
Concentric and twin pipe venting adapters included
•
Approved for room and closet installations
SPECIFICATIONS
General Specifications
Water content
Max. supply boiler
temperature
Max operating pressure
Relief valve rating
Relief valve pressure rating
Dry weight
Min inlet gas pressure NG
Max inlet gas pressure NG
Min inlet gas pressure LP
Max inlet gas pressure LP
Max equivalent exhaust
vent length
Max equivalent combustion
air vent length
Approved venting materials
Rinnai is continually updating and improving products; therefore, specifications are subject to change without prior
notice. Local, state, provincial and federal codes must be adhered to prior to installation.
© 2011 Rinnai Corporation
requirements
x
Boiler Boiler
Model Model
Units
Q175S Q205S
gal 1.8 1.8
°F 176 176
psi 45 45
MBH 375 375
psi 30 30
lbs 141 141
"W.C. 4.0" 4.0"
"W.C. 10.5" 10.5"
"W.C. 8.0" 8.0"
"W.C. 14.0" 14.0"
ft 80 40
ft 80 40
Polypropylene,
Stainless Steel,
PVC, CPVC
Q175S / Q205S Condensing Boiler

Optional Accessories

•
3 way valve DHW kit
•
RS100 Single zone controller
•
Flue Gas temperature sensor
•
Room Air Filter
•
NG to LP conversion Kit
•
LP to NG Conversion Kit
Performance Specifications
Fuel Type
Input
Heating Capacity
AFUE (I=B=R)
Part Load Efficiency
(EN677)
Electrical Specifications
Electrical Voltage Mains
Electrical Voltage Controls
Power Consumption Max
Load
Power Consumption Stand
by Load
Recommended Circuit
breaker rating
Q175S / Q205S SP
Boiler Model
Units
Q175S Q205S
NG/LP NG/LP
MBH 175 205
MBH 161 189
% 95.7 95.7
% 98.5 98.5
Boiler Model
Units
Q175S Q205S
V/Hz 120/60 120/60
V 24 24
W 210 234
W 14 14
A 15 15
2/2011