AWG
15a
14 AWG
LUMEN
the amount of light received in a unit of time on a unit of area at a unit distance.
15amp
1 HOT-
1 NEUTRAL
1 GROUND
14-2
how many receptacles at 1.5amps/each can be on a 30 amp breaker?
16 receps
16x1.5=24 (80% of 30amps)
20A
12AWG
candela
the luminous intensity of a source
used to secure Metallic Cable
MC Clamps
on a 60A breaker how many receptacles at 1.5A can you have?
32
32x1.5=48A (80% of 60)
30A
10AWG
kelvins
base unit of thermodynamic temperature, equal in magnitude to the degree Celsius.
another name for an "Anti-Short"
Red Devil or Red Grommet
how many neutrals can a branch circuit share?
1 neutral
40A
8AWG
CRI
a scale from 0 to 100 percent indicating how accurate a "given" light source is at rendering color when compared to a "reference" light source
The official name of the J-Box
4-S deep box
A 30 amperes branch circuit is permitted to supply fixed lightening units in?
a) Dwelling Units
b) Commercial Units
c)any occupancy other than a dwelling unit
d) all of the above
c) any occupancy other than a dwelling unit. \
NEC 210.23 (B)
200A
2/0 AWG
LIGHT BALLAST
In a fluorescent lighting system, the ballast regulates the current to the lamps and provides sufficient voltage to start the lamps.
name of the "sealing plate" used on a j-box?
Mud ring
If the branch circuit rating is more than ……?……. , the lamp holders connected to it should be of the heavy duty type.
a)45A
b)40A
c)25A
D)20A
D) 20A
NEC 210.21(A)