Rinnai Q175C Specifications

Standard Features

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Onboard outdoor reset control system with sensor standard
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Prebuilt plumbing kit with insulated Low Loss Header
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Priority DHW standard (3 way valve not included)
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Domestic hot water plate warming
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Built in DHW 6.6 gallon indirect tank
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Modulating Ceramic premix burner
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5:1 turn down ratio
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Spark ignition
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Exceeds SCAQMD 1146.2 Low NO
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Stainless Steel Water tube condensing heat exchanger
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Direct Vent sealed combustion
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Concentric and twin pipe venting adapters included
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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
Units
gal 1.8
°F 176
psi 45
MBH 375
psi 30
lbs 196
"W.C. 4.0"
"W.C. 10.5"
"W.C. 8.0"
"W.C. 14.0"
ft 80
ft 80
Polypropylene,
Stainless Steel,
PVC, CPVC
Q175C Condensing Boiler

Optional Accessories

•
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)
DHW flow rate 75ºF ΔT
Electrical Specifications
Electrical Voltage Mains
Electrical Voltage Controls
Power Consumption Max Load
Power Consumption Stand by Load
Recommended Circuit breaker rating
Q175C SP
Units
NG/LP
MBH 175
MBH 161
% 95.7
% 98.5
Gpm 4.1
Units
V/Hz 120/60
V 24
W 210
W 14
A 15
2/2011