4
SNA-Series Tankless Heater
Installation
6/10/2016
Bradley •
215-1815 Rev. E; ECN 16-17-016
Pre-Installation Information
General Information
The Keltech Tankless Water Heater provides instant and precise temperature-controlled hot water . To insure proper
performance, install the heater according to the following installation instructions and in compliance with applicable
national and local codes .
Keltech can supply heaters for most commercial and industrial hot water applications . Flow rates and temperature
figures are important for proper sizing . If needed to meet certain temperature demands, flow control devices are
readily available . See Maximum Temperature Rise Specifications chart . Contact your local Keltech Representative or
KELTECH, INC.
for further information on available models .
Operation and Setup
SNA-Series heaters supply an unlimited amount of hot water with specific flow and temperature rise capabilities .
These heaters are energy efficient, reliable, and provide optimum performance in the most demanding applications .
Application Specific Requirements
The SNA-Series can be used in many different applications that require safety showers or safety shower eye/face
wash combination fixtures .
For applications utilizing quick close valves or solenoid valves, it is important to install a hammer arrestor or surge
tank close to the point of use to absorb pressure spikes .
ASME CERTIFICATION:
Please verify if your State Boiler Code requires ASME Certification and that you have the
proper heater to meet your code requirements prior to installation .
Installation Considerations
Standard maximum operating pressure: 150 psi (10 bar)
ASME maximum operating pressure: 160psi (11 bar)
Minimum flow activation: 1 .5 gpm (5 .7 lpm)
Certifications
Keltech Electric Tankless Water Heaters are certified by ETL to UL499, UL50E, CSA22 .2 No 88 and NPFA 496
(for hazardous locations) and third party certified to NSF/ANSI 372 . Heaters are compliant to NEC/NFPA 70 and
Canadian Electrical Code C22 .1 .
WARNING For safe operation of the heater, observe all the warning labels as indicated.
