Nec
refers to them as "snap switches." Manufacturers and electricians refer to them as
"toggle switches."
Instruction that smoke alarms shall not remain in service longer than
10 years
One receptacle outlet has been provided in the hall-way as required
10ft
requirement that alarms have
120-volt ac for the primary source of power and 9-volt battery
Receptacles required to be tamper-resistant
125-volt, 15- and 20-ampere
The wiring of a security system consists of small, easy-to-install low-voltage,
18 AWG conductors.
kitchen lighting could be a series of recessed luminaires installed in the ceiling approximately
18 in. from the edge of the cabinets, spaced about 3 ft to 4 ft apart.
What # amps small-appliance circuits must be pro-vided for supplying receptacle outlets,
20-ampere
HANGING LUMINAIRES requirements
3 ft horizontally and 8 ft vertically from the top of a bathtub rim
Do not install smoke alarm within
36 in.of a door to a kitchen or to a bathroom containing a shower or tub.
Smoke alarm requirement
4 inches minimum and 12 inches max
A smoke alarm is
A single- or multiple station alarm responsive to smoke.
finished basements, for receptacles.
GFCI not required unless the recep-tacles are near a sink.
Counter top in kitchen requirements
GFCI protected, Receptacles not permitted to be installed "face up, For wall countertop surfaces, receptacles shall be installed above all countertop spaces 12 in or wider.Receptacles shall be installed not more than 20 in. above a countertop.
Receptacles installed below counter-tops
Receptacles shall be mounted not more than 12 in. below the countertop. - No receptacles shall be installed below a countertop that extends more than 6 in.
"appliance garage receptacles
Receptacles that serve counte rtops in kitchens must be GFCI protected and and not permitted face up
The ionization type of alarm
Smoke entering the chamber impedes the movement of the ions, reducing the current flow, which triggers the alarm.
Basement receptacles must be supplied by
a 15- or 20-ampere circuit.
The receptacle for the refrigerator in the kitchen is permitted to be supplied by
an individual 15- or 20-ampere branch circuit
For the Hearing Impaired:
bright strobe light that provides a visual alarm for the hearing impaired.
GFCI protection shall be provided for all receptacles in kitchens that serve
countertop areas,
individual branch circuit does not serve
countertops, it is not considered a small-appliance branch circuit.
A detector is
device suitable for connection to a circuit that has a sensor that responds to a physical stimulus such as heat or smoke.*
typical tamper-resistant receptacle. These receptacles are required in
every single-family dwell-ing.
installed in additionto smoke detectors.(not required)
heat alarm
Install smoke alarms in
in all sleeping rooms and guest rooms. And all hallways
Receptacles may be installed below counter-tops only:
is for the physically impaired, or - for island and peninsula countertop spaces where the countertop is flat across its entire sur-face and there is no way to mount a receptacle within 20 in.above the counter
the laundry outlet (basement)
least one receptacle outlet must be installed
The photoelectric type of smoke alarm
light sensor that measures the amount of light in a chamber.
pro-vide excellent lighting in the bathroom.
lighting above and forward of the standing position
Interconnected:
new construction. smoke, heat, or carbon monoxide alarm trigger, simultaneously send a signal to set off all other interconnected alarms.
two-wire small-appliance circuit and each laundry circuit load of
not less than 1500 volt-amperes shall be included for each
Are Smoke and Heat Alarms responsibility
required by governing laws, and the local building department.
Peninsulas and islands that have a long dimension of 24 in. or greater and a short dimension of 12 in.
shall have at least one receptacle. However if cooking unit, or sink that creates separate counter spaces requires more
heat alarm
single- or multiple station alarm responsive to heat.*
The primary devices for protect-ing lives.
smoke alarms
Screwless push-in terminals on receptacles are listed by Underwriters Laboratories (UL) for use only with
solid 14 AWG copper conductors.
At least two 20-ampere small-appliance circuits must supply the receptacles that serve
the coun-tertop surfaces in the kitchen,
20-ampere appliance circuits shall serve only the receptacle outlets in
the kitchen, pantry, dining room, break-fast room, or similar rooms of dwelling units.
Heat alarms respond to
to heat—not smoke
receptacle from the outside edge of a sink shall be
within 6 ft from the outside edge of a sink shall be GFCI protected.
