iN501 Slim Design Commercial Tankless System

Type Indoor, Commercial, Floor Mounted, Tankess, On-Demand Water Heater

Fuel Preset for NG / LP convertible without additional parts
Minimum Input (BTU/hr) 30,000
Maximum Input (BTU/hr) 499,999
Maximum Output (BTU/hr) 469,999
Thermal Efficiency 94%
Turn Down Ratio (TDR) 16.7:1
Water Inlet / Outlet Connections 1-1/2” NPT
Gas Inlet Connection 1-1/2” NPT
Condensate Drain Connection 3/4” PVC
Maximum Condensate Flow Rate (GPH) 3.6
Dimensions H X W X D (Inches) 67.5 X 20 X 20 (15 CU. FT)
Service Clearances Recommend 1” on all sides, 6” top, 12” front
Weight (LBS) 345 LBS
Venting Type Direct Vent (2 pipe - intake & exhaust), Power Vent (1 pipe - exhaust only, room air)
Venting Materials (USA) Sch. 40 PVC, Sch. 40 CPVC, Polypropylene, Stainless Steel
Venting Materials (Canada) Type BH Gas Vent Classes: II A (PVC), II B (CPVC), II C (Polypropylene), I (AL 29-4C SS)
Vent Size (Diameter) 4” Ø
Max Vent Length - Single Pipe / Power Vent* 180 FT
Max Vent Length - Two Pipe / Direct Vent* 90 FT
* Venting Note: From the maximum lengths above, deduct 5 ft. per 90° elbow and 2 ft. per 45° elbow
Ignition Electronic Spark Ignition
Temperature Range 100°F – 190°F
Temperature Stability +/- 4°F
Installation Location Ambient Temperature 40°F – 130°F
Safety
Flame Rod, Thermal Fuse, Overheat Prevention Device, Fan Speed Monitor, Flue Temperature Monitor, Blocked
Vent Detector, Dual Flame Sensing
Water Pressure Min / Max (PSIG) 30 / 160
NG/LP - Min. Dynamic Gas Pressure (Full Fire) 2.5” (non-corrugated, black iron)
NG/LP - Maximum Static Gas Pressure 14”
Gas Pressure for Adjustments 8” for NG, 11” for LP
Electrical 120V AC, 60 Hz
Power Consumption Max 9.5 Amps, 16W (Standby)
Internal Water Volume (gallons) 1