HomeMy WebLinkAboutTankless gas heater 75e spec sheet.pdfHIGH-EFFICIENCY (NON-CONDENSING)
TANKLESS WATER HEATER
Installation Type External (Outdoor) Residential and
Commercial Applications; Certified for
installation in Manufactured (Mobile)
Homes
Model Number RL75e (REU-VC2528WD-US)
Approved Gas Types Natural and Propane
High Altitude Approved Up to 10,200 ft. (3,109 m)
Water Flow Control Water Flow Sensor, Electronic Water
Control and Fixed Bypass Control
Uniform Energy Factor (UEF) 0.81
Energy Factor (For Canada) 0.82
Controller Included: MC-91-2US
Optional: MC-100V-1US (Deluxe),
BC-100V-1US (Bathroom), MCC-91-2US
(Hydronic and Commercial Applications),
MC-195T-US (for use with Circ-Logic),
Control-R™ Wi-Fi Module
Certifications AHRI, ANSI Z21.10.3, and CSA 4.3
Warranty
• Heat Exchanger: 12 years* for residential
• All Other Parts and Components: 5 Years*
• Reasonable Labor: 1 Year
* 3 years if used as a circulation water heater within a circulation loop
when the water heater is in series with a circulation system and all
circulating water flows through the water heater, and where an
aquastat/thermostat, timer, or an on-demand recirculation system is
not incorporated. Refer to the Tankless Water Heater Installation and
Operation manual for complete warranty information.
Safety Devices
Flame Failure - Flame Rod, Boiling Protection, Combustion Fan RPM
Check, Over Current - Glass Fuse, Remaining Flame (OHS), Thermal Fuse
and Automatic Frost Protection
Included with Purchase
Tankless Water Heater, Color Coded Cold (Blue) and Hot (Red) Isolation
Valves, Pressure Relief Valve, MC-91-2 Temperature Controller
Additional Features
• Complies with South Coast
Air Quality Management
District 14 ng/J or 20 ppm
NOx Emission Levels
●
• Compact Design to Save Space
• Wi-Fi Technology for Remote Monitoring, Management
and Recirculation Control.
• Simple Gas Conversion
• Includes Certified Isolation Valves for Potable Water
Condensate Neutralizer, ScaleCutter, Additional Controllers,
Recess Box, Pipe Cover, EZConnect™ Cables, Control-R™ Wi-
Fi Module, External Recirculation Pump, Wireless
Accessories, and many more.
Visit rinnai.us for a complete list of accessories. • Ultra Low NOx
• Wi-Fi & Recirculation Capable
• 1/2 in. (13 mm) Gas Line Compatible
1 Minimum flow may vary slightly depending on the temperature setting and the inlet water temperature.
Minimum activation flow is 0.4 GPM (1.5 L/min). 2 The maximum gas supply pressure must not exceed the value specified by the manufacturer.
* Clearance for servicing is 24 in. (610 mm) in front of water heater
SPECIFICATION RL75e
Dimensions - w, h, d 14.04 in. x 22.95 in. x 9.27 in. (356.6 mm x 583 mm x 235.5 mm)
Minimum Gas
Consumption Btu/h 10,300
Maximum Gas
Consumption Btu/h 180,000
Flow Rate1 (Min - Max) 0.26 - 7.5 GPM (1.0 - 28.4 L/min)
Weight 43.6 lbs. (19.8 kg.)
Sound Level 55 dB
Normal 57 W
Standby 2 W
Freeze Protection 104 W
Max With Pump 8 Amps
Max without Pump 4 Amps
Fuse 10 Amps
Temperature (with
remote)
98° - 120° F (37°C - 49°C) (factory default)
98° - 160° F (37° - 71° C) available with the MCC-91-2 controller for
commercial and hydronic applications
Temperature (without
remote) 120° F (49°C) (factory default) or 140° F (60°C)
Gas Supply Pressure2 • Natural: 4 in. w.c. - 10.5 in. w.c. (10 mbar – 26.1 mbar) • Propane: 8 in. w.c. - 13.5 in. w.c. (20 mbar – 33.6 mbar)
Ignition System Direct Electronic Ignition
Electronic Connections • Appliance: AC 120 Volts, 60Hz. • Temperature Controller: DC 12 Volts (Digital)
Water Supply Pressure • Minimum: 20 PSI (Recommended 30-80 PSI for max performance) • Maximum: 150 PSI
Controller Cable Non-Polarized Two Core Cable (Minimum 22 AWG)
Service Connections
• Gas Supply: 3/4 in. (19 mm) NPT • Cold Water Inlet: 3/4 in. (19 mm) NPT • Hot Water Outlet: 3/4 in. (19 mm) NPT
Clearances from
Combustibles
Clearances from
Non-Combustibles
Electrical • Top: 12 in. (305 mm) • Bottom/Ground: 12 in. (305 mm) • Front (Panel): 24 in. (610 mm)
• Back: 0 in. • Sides: 6 in. (152 mm) • Front (Exhaust): 24 in. (610 mm)
• Top: 2 in. (51 mm) • Bottom/Ground: 2 in. (51 mm) • Front (Panel): 24 in. (610 mm)
• Back: 0 in. • Sides: 1/8 in. (3.2 mm) • Front (Exhaust): 0 in.*
in. (mm)
BOTTOM
SIDE
FRONT
9.27 (235.5) 22.95 (583) A
0.28 (7.2) 0.59 (15)
14.04 (356.6) 1.14 (29) 2.23 (56.6) 8.90 (226)
B
C
D
E F G
DIMENSION Inches (mm) DIMENSION Inches (mm)
A (GAS) 1.31 (33.2) D 4.33 (110)
A (COLD) 1.93 (49) E 2.91 (73.8)
A (HOT) 1.35 (34.4) F 1.61 (40.8)
B 3.96 (100.7) G 2.87 (73)
C 1.17 (29.8)
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
0 25 50 75 100 125 150
D T – Temperature Rise (°F)Hot Water Flow Rate (gpm)Delta T - Temperature Rise (°F) Water Flow GPM (L/min) 0
25(13.9) 50(27.8) 75(41.6) 100(55.6) 125(69.4) 150(83.3)
6.0 (22.7)
1.0 (3.8)
2.0 (7.6)
3.0 (11.4)
0.0
5.0 (19.0)
4.0 (15.1)
7.0 (26.5)
8.0 (30.3)
Gas
Connection
Hot Water
Outlet
Cold Water Outlet