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When a device is inaccessible 18 months
due to excessive height, such as
an atrium, what it the maximum
interval for testing?
When installing a wall-mounted 66 inches
fire
telephone appliance to the
public, what is the acceptable
maximum mounting height from
the floor?
Elevator lobby smoke detectors 21 feet
shall be mounted within a
maximum of which distance
from the center-line of the door?
At minimum, when working 10 feet
near power lines with voltage
of 600 volts and lower, an
aerial lift operator shall
maintain which distance from
the lines?
The use of unprotected EMT when in direct contact with the earth
shall be permitted under which
conditions?
According to NFPA 70, what is the 4 1/2 feet
maximum unsupported length
of 1/2-inch flexible metallic
conduit where flexibility is
required after installation?
What is the maximum bend (in 360 Degrees
degrees)
permitted in a conduit run
between outlet boxes?
, If the primary power is 15 minutes
disconnected and the fire alarm
system goes into an alarm
condition, what is the minimum
acceptable time for secondary
power to operate the voice
evacuation systems?
A riser room temperature 40 degrees F
switch should activate when the
temperature falls below which
level?
According to NFPA 72, what is the 110 dBA
maximum sound pressure level
permitted in a space with
notification appliances?
What is the minimum interval for Annually
testing a
single-station smoke detector in
multifamily units?
Where should a technician install a At the bottom of the beam
detector in relation to beam
that is less than 12 inches deep
and less that 8 feet in center?
An existing fire alarm cable in a secured inside a listed box or enclosure
drop
ceiling will be spliced. which one
of the
following splice locations will
comply with NFPA 70?
Which function shall be tested smoke entry?
for each newly installed smoke
detector?