R50LSi Specifications

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R50LSi Specifications | Manualzz

R50LSi (VA2019FFUD)

Type of Appliance

Rinnai Model Number

Operation / Exhaust System

Minimum/Maximum Gas Rate (Input)

Electrical

Electrical Consumption

Temperature controlled, continuous flow, gas hot water system

REU-VA2019FFUD

Forced combustion / Direct vent

15,000 - 150,000 BTU/h (Natural Gas and Propane)

Appliance: AC 120 Volts - 60 Hz

Ignition System

Anti-frost protection

Direct electronic ignition

100 watts

Hot Water Capacity

Temperature

Temperature (without controller)

0.6 to 5.0 GPM at a 35° F rise

98° - 140° F (98° - 160° F available with the MCC-91 controller for commercial and hydronic applications)

Approved Gas Types

Installation

Energy Factor

Thermal Efficiency

120° F (factory default)

Natural or Propane (ensure unit matches gas type)

Indoor only

Natural Gas: 0.82

Natural Gas: 84%

Propane: 0.82

Propane: 84%

Service Connections

Water Flow Control

Minimum/Maximum Water Supply Pressure

Gas supply: 3/4 inch MNPT

Cold water inlet: 3/4 inch MNPT

Hot water outlet: 3/4 inch MNPT

Water flow sensor, electronic water control device and fixed by-pass

20 - 150 PSI (50 PSI or above is recommended for maximum flow)

FLOW TABLE

6.0

5.0

4.0

3.0

2.0

1.0

0.0

0

© 2008 Rinnai Corporation

25 50 75 100

delta T - Temperature Rise (ºF)

R50LSi SP 4/2008

125 150

Water Temperature Control

Controller

Controller Cable

Safety Devices

Clearances from Combustibles

(suitable for closet, attic, and crawl space installations)

Clearances from Non-combustibles

Min. / Max. Gas Supply Pressure

Manifold Gas Pressure (inches W.C.)

NOx

Warranty

R50LSi (VA2019FFUD)

Simulation feed forward and feedback

MC-91-1US (part of the front panel)

Deluxe controller: MC-100V-1US (optional)

Bathroom controller: BC-100V-1US (optional)

Wireless controller: MC-502RC-1US-MS (optional)

MCC-91-1US (for commercial applications)

98° - 140° F

98° - 160° F

Non-polarized two-core cable, minimum 22 AWG

• Flame failure - Flame Rod

• Boiling protection

• Combustion fan rpm check

• Over current - glass fuse (3 amp)

• Remaining flame (OHS)

• Thermal fuse

• Automatic frost protection

• Top of heater - 6 inches

• Front of heater - 6 inches

• Sides of heater - 2 inches

• Back of heater - 0 inches

• Bottom of heater - 12 inches

• From vent pipe - 0 inches

• Top of heater - 2 inches

• Front of heater - 6 inches

• Sides of heater - 1/2 inch

• Back of heater - 0 inches

• Bottom of heater - 12 inches

• From vent pipe - 0 inches

Natural Gas: min 5” W.C.

Propane Gas: min 8” W.C. max 10.5” W.C. max 13.5” W.C.

Natural Gas: high fire 2.0” W.C. low fire 0.52” W.C.

Propane Gas: high fire 3.2” W.C. low fire 0.92” W.C.

Meets California and Texas NOx Emission Rules

Heat exchanger: 12 years* for residential and 5 years* for commercial and hydronic applications; (10 years* if used with the

Rinnai Hydronic Air Handler); all other parts 5 years*; labor 1 year;

(* 3 years if used as a circulating 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)

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.

14 (355.6) 9.6 (244.5)

DIMENSIONS in (mm)

WEIGHT: 50 LBS (23 KG)

3.6 (91) 1.1 (27)

4.3 (110)

2.8 (70) 3.9 (99)

3.5 (89)

The wall bracket is adjustable to allow an additional 1.57 inches (40 mm).

Rinnai Corporation • 103 International Drive • Peachtree City, GA 30269 • Toll-Free: 1-800-621-9419 • Fax: 678-364-8643 • www.rinnai.us

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