Rinnai Demand Duo R Series Installation And Operation Manual page 8

Product Number
Product Description
Installation Type
Minimum Gas Consumption Btu/hr (kW/hr)
Maximum Gas Consumption Btu/hr (kW/hr)
Tank Volume
First Hour Delivery at 100°F Rise
Temperature Setting
Product Weight
Noise level
Normal
Standby
System Electrical
Freeze Protection (tankless)
Data
Max Current
Fuse
Electric Connections
By-Pass Control
Gas Supply Pressure
Connections
Ignition System
Maximum Water Supply Pressure
Meets or exceeds energy efficiency requirements of ASHRAE 90.1b (current standard), C.E.C. Listed 80%
Recovery Efficiency.
Table 1: Recovery capacities with respect to temperature for 80 gallon storage tank
Tank Capacity
80 U.S.
Gals.
CHS19980RiN/
CHS19980RiP
303
Liters
Demand Duo™ R-Series Installation and Operation Manual
RECOVERY CAPACITIES
U.S. GALLON/HR LITERS/HR AT TEMPERATURE RISE INDICATED
°F 30°F 40°F 50°F
°C -1°C 4°C 10°C 16°C 21°C 27°C 32°C 38°C
GPH 643 482 386
LPH 2,435 1,826 1,461 1,217 1,044 913
CHS19980RiN
Automatic Circulating Tank Water Heater
23,000 (6.7)
199,000 (58.3)
80 Gallons
(303 Liters)
249 Gallons
(942 Liters)
120°F (49°C) to 180°F (82°C)
320 lb (145 kg)
Tankless Engine - 10 A
Appliance: AC 120 Volts, 60Hz.
Electronic
Gas:
4.0 - 10.5 inch W.C.
Gas Supply Inlet - 3/4 in. MNPT
Hot Water Outlet - 1-1/2 in. MNPT
Cold Water Inlet - 1-1/2 in. MNPT
Direct Electronic Ignition
150 PSI
60°F 70°F 80°F 90°F 100°F 110°F 120°F 130°F 140°F
322 276 241 214
812
CHS19980RiP
Indoor
47 dB
237 W
2 W
260 W
9.0 A
Propane:
8.0 - 13.5 inch W.C.
43°C 49°C 54°C
193 175 161
730 664 609
60°C
148 138
562 522
8