2.1.4
Wiring
Completely factory-prewired to terminal strips, ready to receive branch
circuit and control connections for 60 degrees C 140 degrees F[copper] [or]
[aluminum] wiring.
[2.1.5
Accessories
**************************************************************************
NOTE: These accessories are not integral components
of electric unit heater. Delete this paragraph if
not required.
**************************************************************************
Provide fan switching devices to independently operate the fan motor for
summer ventilation and winter heat recovery.
]2.1.6
Thermostat
**************************************************************************
NOTE: Choose integral or space thermostat, except
for restroom facilities and bathrooms, modify
paragraph to provide timer control with maximum time
setting of 30 minutes.
**************************************************************************
Provide tamper resistant [integral] [space] thermostat, adjustable without
requiring removal of heater components. Thermostat operating range shall
be approximately 10 degrees C 50 degrees F to a maximum of [24] [_____]
degrees C [75] [_____] degrees F with operating differential of 0.5 degrees
C 3 degrees F or less.
2.1.7
Disconnect Means
Provide factory-installed safety disconnect switch [in the housing or in an
auxiliary matching control section] [in combination with thermostat] with
"off" position marking on the face plate.
[2.1.8
Outdoor Sensor
Provide outdoor sensor with sunlight-and-rain protection shield.
The
sensor shall provide a positive heater shut off when outdoor air
temperature is 18 degrees C 65 degrees F or higher.
]2.2
ELECTRIC [BASEBOARD] [SILL] [PEDESTAL] UNITS
UL 1042; wattage, voltage, phase, heat in watts Btu per houroutput
indicated. Provide units complete with heating elements, mounting
brackets, end closures, splice plates, interior and exterior corners and
accessible wiring compartment. Limit outlet air temperature and enclosure
surfaces to 93 degrees C 200 degrees F under continuous operating
conditions.
2.2.1
Enclosure
**************************************************************************
NOTE: UL 1042 provides enclosure construction
requirements that are adequate for installation in
ordinary locations. Select heavier gage materials
SECTION 15768N
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