Specifications - Rinnai REU-VA2019FFUD-UC Operation And Installation Manual

Model
Minimum Gas Consumption Btu/h
Maximum Gas Consumption Btu/h
Hot water capacity (Min - Max) *
Hot water capacity (45°F rise)
Default Temperature Setting (no controller)
Temperature Controller Default Setting
Maximum Temp Setting (commercial **)
Maximum Temp Setting (residential)
see Temperature Ranges for more information
Minimum Temperature Setting
Weight
Efficiency Rating
Noise level
Normal
Electrical
Standby
Consumption
Anti-frost Protection
By-Pass Control
Natural Gas
Minimum Gas Supply
Pressure
Propane
Natural Gas
Maximum Gas Supply
Pressure
Propane
Type of Appliance
Operation
Approved Gas Type
Connections
Ignition System
Electric Connections
Water Temperature Control
Water Supply Pressure
Maximum Water Supply Pressure
Remote Control Cable
Energy Star Qualified
* Minimum flow may vary slightly depending on the temperature setting and the inlet water temperature.
** for commercial and hydronic applications requiring higher temperatures
Rinnai is continually updating and improving products. Therefore, specifications are subject to change without
prior notice.
The maximum inlet gas pressure must not exceed the value specified by the manufacturer. The minimum value
listed is for the purpose of input adjustment.

Specifications

R50LSi R75LSi
15,000
150,000 180,000
0.6 - 5.0 GPM 0.6 - 7.5 GPM
(2.3 - 18.9 L/min) (2.3 - 28.4 L/min)
5.0 GPM 6.7 GPM
(18.9 L/min) (25.4 L/min)
160º F (71º C)
Selectable at 120º F (49º C) or at 140º F (60º C)
50 lb (23 kg)
Fixed
Direct Vent, Temperature controlled continuous flow gas hot water system.
With or without remote controls, mounted in kitchen, bathroom, etc.
Natural Gas or Propane - Ensure unit matches gas type supplied at the installation location.
Gas Supply: 3/4" MNPT, Cold Water Inlet: 3/4" MNPT, Hot Water Outlet: 3/4" MNPT
Appliance: AC 120 Volts, 60Hz. Remote Control: DC 12 Volts (Digital)
Simulation Feedforward and Feedback.
Minimum Water Pressure: 20 PSI (Recommended 30-80 PSI for maximum performance)
Non-Polarized Two Core Cable (Minimum 22 AWG)
Yes Yes
VA Series Indoor LS Manual
R94LSi R98LSi
199,000 Natural
Gas
190,000 Propane
0.6 - 9.4 GPM
(2.3 - 35.5 L/min)
7.1 GPM
(27.0 L/min)
120º F (49º C)
104º F (40º C)
185º F (85º C)
98º F (37º C)
84.0%
49 dB
79 W
2 W
100 W
Electronic
5.0 inch W.C.
8.0 inch W.C.
10.5 inch W.C.
13.5 inch W.C.
Direct Electronic Ignition
150 PSI
Yes
R98LSi-
ASME
19,000
237,000
0.6 - 9.8 GPM
(2.3 - 37 L/min)
8.5 GPM
(32.2 L/min)
55 lb (25 kg)
99 W
116 W
No No
3