Conform to the following:
a.
Liquid useful temperature range of -40 to 204 degrees C 400
degrees F.
b.
Non-ionic, high dielectric, non-aqueous, non-reactive, stable
fluid which does not corrode copper, aluminum, iron, or steel, or
attack plastics.
c.
Flash point exceeding 193 degrees C 380 degrees F.
d.
Fluid stability of ten years.
e.
Maximum acute oral toxicity of 5 grams per kilogram 5000 ppm.
2.12
SOLAR-BOOSTED DOMESTIC WATER HEATERS
ASHRAE 90.1 and UL listed. Provide built-in [, double wall] heat exchanger
and factory insulation jacket.
2.13
INSULATION
Section 15080 THERMAL INSULATION FOR MECHANICAL SYSTEMS.
2.14
Use corrosion resistant materials for wetted parts of instruments.
2.14.1
Solar Controller
Solid-state or electrical only.
2.14.1.1
Differential Temperature Control
Factory assembled and packaged device.
2.14.1.2
High Limit Control
Provide high temperature cut-off to limit upper half of the storage tank
temperature to be [71] [82] [_____] degrees C [160] [180] [_____] degrees F.
[2.14.1.3
Swimming Pool Control
**************************************************************************
NOTE: Delete this paragraph if the project is not
for a swimming pool.
**************************************************************************
Provide adjustable thermostatic setting to prevent pool overheating, with
range from [13] [_____] to [29] [_____] degrees C [56] [_____] to [85]
[_____] degrees F. Turn solar heater on when solar collectors are 2.77
degrees C 5 degrees F hotter than pool temperature. When pool temperature
is above the thermostatic setting, drain water from the panels.
]2.14.1.4
Controller Enclosure
Weathertight.
SECTION 13610N
Page 20
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