Final
Boxes must be mounted so that they will be set back no more than ________from the face of the surface material
1/4 inch
Mounting nails or screws through a box shall not be more than _______from the back or ends of the box
1/4 inch
The metallic outlet or switch box shall be securely fastened to the studs and the opening in the wall board facing shall be out so that the clearance between the box in the wall board does not exceed_____
1/8 inch
What wire is preferred in a raceway?
10 AWG
Receptacles outside need to be placed not less than ______ from water
10 feet
Hallways ______ or longer must have atleast ______ receptacle outlet.
10 feet , one
Age dimming switches _______ before dimming
100 hours
For wall countertop and Work surfaces receptacles must be installed above all countertop spaces _______ or wider
12 inches
Height for receptacles in finished basements ?
12 inches
Height of Regular receptacle outlets
12 inches
The cable must be stapled or strapped not more than _____ from a box or fitting
12 inches
The receptacle is not permitted to be located more than ______ below the top of the basin
12 inches
What is the minimum conductor size for branch circuit wiring?
14 AWG
How many amps for 14 AWG?
15
the maximum current of the motor in locked rotor condition must not exceed ____
15 amperes
Glass lining is baked at ?
1600 degrees
Height for receptacles outdoors?
18 inches
Receptacles located in the floor more than ______ from the wall or not to be counted as meeting the required number of wall receptacle outlets
18 inches
Luminaries installed in the ceiling approximately ______ from the edge of the cabinets , spaced about ________ apart
18 inches , 3-4 feet
A flexible cord must not be less than _______ and not over ______ in length
18 inches , 36 inches
Countertop receptacles must be served by at least _____ 20 amp small appliance circuits
2
Wall space is any space ______ or more in width including corners
2 feet
How many amps for 12 AWG?
20
For metal boxes to maintain the hourly fire rating of a fire rated wall that contains electrical outlets and switch boxes __________ are used to wrap around the boxes and when heated they expand and char sealing off the opening to spread flames
Putty pads
Heaviest thickest conduit
RMC
Outdoor receptacles must be ______and not more than ______above grade
Readily accessible and 6 and a half feet
How do you convert a split wire receptacle
Remove the tab between the two ungrounded conductor terminals
RMC
Rigid Metal Conduit
Where there are _____stair risers or more on an interior stairway the NEC requires that wall switch controlled stairway lighting must be provided on each floor level
Six
The higher the AWG number the _______ the wire
Smaller
Include ____ with each set of plans
Specifications
Direct buried conductors or cables shall be permitted to be _____
Spliced or tapped without the the use of splice boxes
The architect uses _______ To simplify the drawing and presentation of information concerning electrical devices appliances and equipment
Symbols and notations
Where can you find minimum cover requirements (how deep to bury) in the NEC?
Table 300.5
Lighting track is required to be supported _____ of the track is not more than four feet and shall have _____ additional support(s) for each additional 4 feet of track
Twice , one
Type ______ is Underground feeder and branch circuit cable
UF
3 nationally recognized testing laboratories
UL, Intertek, CSA
What should nonmetallic boxes be marked with?
UL, the hour rating , the letters F, W, or C
Most common places for an electrical panel
Utility room and garage
If you are experiencing to much lamp burnout in your garage door opener, the culprit is probably _____ and _______ are available
Vibration , garage door opener lamps (rough service bulbs)
All 125 V 15 and 20 amp receptacle mounted outdoors are required to be_______
Weather proof and GFCI protected
What is required for a receptacle in the middle of a yard?
Weather resistant, bubble cover, and two pieces of conduit.
Are cables permitted in raceways ?
Yes
Do bathroom receptacles have to be GFCI protected?
Yes
Do bedrooms require GFCI protection ?
Yes
Is AFCI protection required in kitchens ?
Yes
Is GFCI protection required in unfinished basements?
Yes
When placing receptacles by a workbench ...
You should raise them higher
The intervals between straps and staples must not exceed ______
4 and a half feet
Unsupported cables is not more than _____ from the last point of cane support to the point of connection to a luminaire.
4 and a half feet
Type NM cable may be run in unsupported lengths of not more than ________ between the last point of the cable and a luminaire
4 and half feet
Height for Switches and receptacles between counter and kitchen cabinets ?
44-46 inches
Some inspectors consider the area within a _____angle from a roofline or overhang to be a damp location and outside the _____angle to be a wet location
45°
All receptacles and switches in the garage are to be mounted ______ to center
46 inches
Height for Receptacles in garages?
46 inches
Height for receptacles in unfinished basements ?
46 inches
Regular switch height?
46 inches
What is the maximum current draw for a typical overhead door operator ?
5 amperes excluding the lights.
Height for inside wall brackets ?
5 feet
Push buttons should be installed at least ______ or higher above the garage floor
5 feet
Some communities have amendments to the basic building codes such as requiring ________gypsum wallboard instead of the normal ________on the ceilings and on the walls between the garage and living areas and requiring draft stopping where ducts, cables, and piping run through the bottom and top plates
5/8 inch , 1/2 inch
NEMA 10-50
50 ampere 3 wire
NEMA 14-50
50 ampere 4 wire
How many amperes for ranges?
50 amperes
Special lamps and ballast are required at temperatures below
50-60 degrees
Length for cable
6 feet
Receptacle outlets must be installed so that no point along the floor line in any wall space more than ________measured horizontally from an outlet in that space including any wall space 24 inches or more in width
6 feet
Receptacles within ______ from the top inside edge of the bowl of the sink must be GFCI protected
6 feet
Wall receptacles must be placed so that no point measured horizontally along the floor line in any wall space is more than ______ from a receptacle
6 feet
The photoelectric sensor must be mounted not higher than _______ above the garage floor.
6 in
Allow not less than ______ Of conductor from where the conductors emerge from Kabel Raceway to the end of the conductor
6 inches
How far should baseboard receptacles be off the floor?
6 inches
What are the 3 most common screw sizes
6-32 , 8-32, and 10-32
What column do you use for MN cable?
60 degree column
What is the maximum length of a fixture whip?
6ft
What is the maximum length of the power supply cord ?
6ft
Receptacles are required to be installed within ______ of the top inside edge of the bowl of a sink and be _______
6ft and GFCI protected
Height for outdoor luminaries ?
72 inches
NEC 310.106 (C) requires that unless permitted elsewhere in the code , conductors _______and larger must be stranded where installed in a raceway.
8 AWG
Portable lighting track must not be longer than _____ and have a cord not less than _____
8 feet , 5 feet
What is the freezer on?
A general purpose circuit
Sound rating
A-F a is quietest and F is loudest
In a rec room , these branch circuits are required to have _______ protection
AFCI
What authority enforced the requirements set by the NEC ?
AHJ
The _______ of the branch circuit over current protective device determines the rating of the branch circuit
Ampere rating
Receptacles of 15 and 20 amperes installed in a wet location shall have what?
An enclosure that is weather proof and identified as "extra-duty"
Low-voltage lighting systems shall consist of ___
An isolating power supply rated for 25 amperes maximum
The inner edge of the bend shall have a minimum radius ___________ the cable diameter
Not less than five times
Where are receptacles required in a garage?
Not more than 5 and a half feet above the floor
At least ________wall switch controlled lighting outlet must be installed on the exterior of outside entrances
One
At least _____receptacle outlet is required that is accessible from the balcony ,deck ,or porch
One
Atleast ______ wall switch(es) -controlled lighting outlet shall be installed I'm the garage
One
Atleast _______ switch controlled Lighting outlet must be installed in spaces that are used for storage such as attics ,underfloor spaces, utility rooms, and basements.
One
In basements at least _______ receptacle outlet must be installed in addition to the laundry outlet
One
The workshop needs atleast _____ receptacle(s)
One
Detached garages do not require electrical power but if it does have electrical power then it must have at least _________ receptacle in a wall switch controlled light
One GFCI
How many receptacles are required for outdoors
One in the front and one in the back
Each garage door needs what?
One receptacle from each bay
NEC 210.52(H) requires atleast ____ receptacle in a hallway ____ or more
One, 10 feet
To allow for the possibility that the contractor will not always be able to obtain the specified item the phrase ________ is usually added after the manufacturer's name in catalogue number
Or equivalent
3 methods for lighting load
Outlets per circuit method, per square foot method , 80 percent rule
The ampacity of a conductor generally must not be less than the rating of the ________ protecting that conductor
Overcurrent device
General use dimmer switches shall be used only to control ____________________
Permanently installed incandescent luminaries
Shall be permitted or shall not be permitted
Permissive rules
4 ballast types
Preheat, rapid start , instant start, dimming
Receptacles can't be more than _____ over counter tops
20 inches
Boxes located on opposite sides of the walls shall be separated by a minimum horizontal distance of ______
24 inches
Receptacles above wall countertops and work surfaces spaces must be positioned so that no point along the wall line is more than ______measured horizontally from a receptacle outlet in that space
24 inches
In the kitchen AFC I protection is not required for appliances that are supplied by Branch circuits rated at _______such as ranges, cooktops, and built in ovens
240 volts
The minimum lighting load requirement for dwelling units is _____ volt amperes per square foot
3
The allowable ampacity values in the tables are valid where there are no more than _________ in a raceway or cable and where the temperature does not exceed_________
3 current carrying conductors , 86 degrees
Foyers require a receptacle located in each wall space _____ or more in width
3 feet
The receptacle outlet is required to be located in dwelling units within ______ of the outside edge of each basin
3 feet
NEC 410.10(D) does not permit cord connected luminaires or fans to be located within a zone measured ______ horizontally and _______vertically from the top of a bathroom or top of the shower stall threshold
3 feet, 8 feet
Allow not less than _____ of conductor Measured from the front edge of opening to the end of conductor
3 inches
How many amps for 10 AWG?
30
NEMA 10-30
30 ampere 3 wire
NEMA 14-30
30 ampere 4 wire
How many amperes for a dryer ?
30 amperes
What is the clearances for the electrical panel ?
30 inch clearance from the sides and 36 inch clearance in front of it .
Low-voltage lighting systems operate at
30 volts or less
Raceways (are or are not) required to be completely installed between boxes before putting in the wires
Are
What ampere branch circuit shall be installed to supply receptacle outlets in the garage ?
At least one 120 volt , 20 ampere branch circuit
Whenever we install an electrical panel it has to be _______
Balanced
Why would you want to place more than enough receptacles in the garage ?
Because it has fire rated walls and ceilings and it would make it hard to put in receptacles later.
What's the advantage of a submersible pump cable ?
Bigger wattage
The _______ shownThe required number of conductors between outlets and switches
Cable layouts
Aluminum or magnetism anode rods are installed in special openings to allow for the flow of protective current from the rods to any exposed steel of the tank
Cathodic protection
______Refer to the number of threads per inch
Coarse and Fine
120 gallon or less shall be considered a ______
Continuous load
All conduit installed underground must be protected against ______
Corrosion
3 connection methods of ranges
Direct connection, junction box, cord and plug connection
The grounded conductor is not required at the _____________ because the switch does not control a luminaire in a habitable room
Doorjumb switch
Thin wall can't be threaded
EMT
3 maint types of conduit
EMT, IMC, RMC
Advantages and disadvantages of the panel being in the garage
Easier to get to, but longer runs for the dryer , and oven.
EMT
Electrical metallic tubing
________ Show the location and type of electrical device required
Electrical symbols
Receptacles are not permitted to be ______ in countertops or work surfaces
Face up
Always _____ the tank before turning it on, and never set above ______
Fill, 120 degrees
In walls or ceilings where the surface material is combustible boxes, plaster rings, domed covers , extension rings ,or listed extenders shall be set ______with or extend from the surface
Flush
Common cord and plug connections
Fridge, microwave, oven, dishwasher, garbage disposal
Garages must have ______ protection
GFCI
What is required in the workshop?
GFCI protection
Two most common heated water pumps
Gas or electric
4 types of residential lighting
General , task, accent , security
The earth shall not be considered as an effective _______
Ground - fault current path
Secondary circuits shall not be _____
Grounded
The secondary circuit shall be _____
Insulated from the branch circuit by an isolating transformer
IMC
Intermediate Metal Conduit
How was track lighting in residences calculated ?
It is considered to be part of the general lighting load of 3 V amps per square foot
What is the drawback of fluorescent lighting in garages?
It will flicker or not work at all because it's cold/ not heated in the garage.
Two types of water pumps
Jet and submersible
MCM
KCMIL
What lights work extremely well in cold temperatures ?
LED
Where can you get a permit
Local jurisdiction
What is wall washing?
Luminaries are installed in a row
Shall or shall not
Mandatory rules
Lighting track is required to be installed according to the ________ instructions
Manufactures
Must show the appliances rating in volts and amperes or in volts and watts
Nameplate on appliance
Are sliding glass panels considered wall space ?
No
Can a range hood be cord and plug connected?
No
Do unfinished basements have to follow the spacing requirements for receptacles?
No
Does a detached garage require electric power or lights?
No
Does the NEC require luminaries in a clothes closet ?
No
Does the garage follow the 6/12 rule?
No
Does the garage need AFCI protection?
No
Is there exceptions to the GFCI rule in garages?
No
Should you put GFCI protection on the receptacle in the garage on the ceiling ? Why or why not?
No because if it trips it's hard to reach
Is GFCI protection required in finished basements?
No unless near a sink
A grounded conductor shall not be connected to
Normally non-current-carrying metal parts of equipment, to equipment grounding conductors, or be reconnected to ground on the load side.
What is a Simple way to determine the diameter of a lamp at its widest measurement ?
The eights of an inch rule
What controls the water staying in the heat pump?
The foot valve
Where should the placement of a receptacle be for the garage door?
The height of the garage door plus 3 feet
What has to be on its own circuit ?
The washer
Examples of buildings that require fire resistant ratings
Townhouses , apartments,
