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R-CNWH-E-12r5 © 2008 Rinnai Corporation 200M-03/2008
FOR MORE INFORMATION ON RINNAI PRODUCTS OTHER RINNAI LITERATURE AVAILABLE
Rinnai Corporation
103InternationalDrive
PeachtreeCity,GA30269
Toll Free 1-866-RINNAI-1
Phone:678-829-1700•Fax:678-364-8643
VisitourWebsiteswww.rinnai.us•www.foreverhotwater.com
E-mail:marketing@rinnai.us
Rinnai GReen advantaGes intelliGent fiReplaces
diRect-vent
ductless heateRs
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 and upon installation.
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Tankless Water Heater - Maximum Flow Curves
0255075 100 125
Temperature Rise (
˚
F)
Hot Water Flow Rate (gpm)
150
R98LSi/e
R94LSi/e
R75LSi/e
R63LSe
R50LSi
*To achieve temperatures over 140˚F, an MCC-91 commercial controller must be purchased separately.
**R98LS models have a BTU input of 200,000 or more and are therefore not subject to the EF test. R98LS models will be available in April 2008.
†
EZConnect not available with the R63LSe.
HOT WATER FLOW CHART
MODEL NO. R98-LSi/e R94-LSi/e R75-LSi/e R63-LSe R50-LSi
TEMPERATURE
RISE (°F)
GALLONS PER
MINUTE
GALLONS PER
MINUTE
GALLONS PER
MINUTE
GALLONS PER
MINUTE
GALLONS PER
MINUTE
140 2.8 2.4 2.1 1.8 1.8
135 2.9 2.5 2.2 1.8 1.9
130 3.0 2.6 2.3 1.9 1.9
125 3.2 2.7 2.4 2.0 2.0
120 3.3 2.8 2.5 2.1 2.1
115 3.4 2.9 2.6 2.2 2.2
110 3.6 3.0 2.7 2.3 2.3
105 3.8 3.2 2.9 2.4 2.4
100 4.0 3.3 3.0 2.5 2.5
95 4.2 3.5 3.2 2.6 2.7
90 4.4 3.7 3.3 2.8 2.8
85 4.7 3.9 3.5 2.9 3.0
80 4.9 4.2 3.8 3.1 3.2
75 5.3 4.4 4.0 3.3 3.4
70 5.7 4.7 4.3 3.6 3.6
65 6.1 5.1 4.6 3.8 3.9
60 6.6 5.5 5.0 4.2 4.2
55 7.2 6.0 5.5 4.5 4.6
50 7.9 6.6 6.0 5.0 5.0
45 8.8 7.4 6.7 5.5 5.0
40 9.8 8.3 7.5 6.2 5.0
35 9.8 9.4 7.5 6.3 5.0
30 9.8 9.4 7.5 6.3 5.0
25 9.8 9.4 7.5 6.3 5.0
20 9.8 9.4 7.5 6.3 5.0
Interior Residential/Commercial Models
Models available in Natural Gas or Propane Units
R50LSi
R75LSi
R94LSi
R98LSi/
R98LSi ASME**
Dimensions 14” W x 26” H x 10“ D 14” W x 26” H x 10“ D 14” W x 26” H x 10“ D 19” W x 25” H x 9“ D
Weight 50 lbs 50 lbs 50 lbs 55 lbs
Maximum/Minimum Gas Rate (Input BTU’s) 150,000 /15,000 180,000 /15,000 199,000/15,000 (NG)
190,000/15,000 (LP)
237,000 /19,000
Hot Water Capacity Range 0.6 to 5.0 GPM 0.6 to 7.5 GPM 0.6 to 9.4 GPM 0.6 to 9.8 GPM
Energy Factor (NG and LP) .82 .82 .82 NA
Temperature Range (Min - Max)
Residential
Commercial*
98° F - 140° F
98° F - 160° F
98° F - 140° F
98° F - 160° F
98° F - 140° F
98° F - 185° F
98° F - 140° F
98° F - 185° F
Standard Digital Controller MC-91-1 MC-91-1 MC-91-1 MC-91-1
Exterior Residential/Commercial Models
Models available in Natural Gas or Propane Units
R63LSe
†
R75LSe
R94LSe
R98LSe/
R98LSe ASME**
Dimensions 14” W x 23” H x 8“ D 14” W x 25” H x 10“ D 14” W x 25” H x 10“ D 19” W x 25” H x 9“ D
Weight 36 lbs 46 lbs 46 lbs 55 lbs
Maximum/Minimum Gas Rate (Input BTU’s) 150,000 /19,000 180,000 /15,000 199,000 /15,000 (NG)
190,000 /15,000 (LP)
237,000 /19,000
Hot Water Capacity Range 0.6 to 6.3 GPM 0.6 to 7.5 GPM 0.6 to 9.4 GPM 0.6 to 9.8 GPM
Energy Factor (NG and LP) .81 .82
. 82 NA
Temperature Range (Min - Max)
Residential
Commercial*
98° F - 140° F
98° F - 160° F
98° F - 140° F
98° F - 160° F
98° F - 140° F
98° F - 185° F
98° F - 140° F
98° F - 185° F
Standard Digital Controller MC-91-1 MC-91-1 MC-91-1 MC-91-1