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Conductor Fill Information
Hot & neutral wires only.
For ground wires (EGC, etc.), see Additional Fill Information below. | ||||
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Number of Conductors Terminating in the BoxEnter number of conductors that originate outside the box and terminate in the box.
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#14 |
#12 |
#10 |
#8 |
#6 |
Number of Conductors Spliced in the BoxEnter number of conductors that originate outside the box and are spliced in the box.
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#14 |
#12 |
#10 |
#8 |
#6 |
Number of Conductors that Pass Thru the BoxEnter number of conductors that pass through the box without splice or termination.
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#14 |
#12 |
#10 |
#8 |
#6 |
Number of Loops or Coils with 12" of conductor.Enter the number of loops or coils of unbroken conductors that are at least 12" in length. Each 12" loop or coil will be counted twice in the calculations.
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#14 |
#12 |
#10 |
#8 |
#6 |
| Additional Fill Information | |
|---|---|
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Are there any Internal Cable Clamps in the box? A single volume allowance based on largest conductor in the box.
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Number of Support Fittings types in the box. Luminaire studs or hickeys.
A single volume allowance for each type of fitting based on largest conductor in the box. |
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Number of Devices (gangs) mounted to the box.
A double volume allowance is calculated for each gang required for mounting.
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Largest Conductor connected to a Device.
Size of the largest hot or neutral wire connected to a device in the box. Ignore ground and bonding wires.
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Number of Grounds entering the box.
Equipment Grounding Conductors (EGC) or equipment bonding jumpers.
A single volume allowance for the first 4, and 1/4 allowance for each additional. |
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| Largest Ground that enters the box. | |
| Results | |
|---|---|
| Allowances for | in3 |
| #14 Conductors
x
|
-- |
| #12 Conductors
x
|
-- |
| #10 Conductors
x
|
-- |
| #8 Conductors
x
|
-- |
| #6 Conductors
x
|
-- |
| Cable Clamps
x
|
-- |
| Support Fittings
x
|
-- |
| Devices
2 x
x
|
-- |
| EGC
x
|
-- |
| Total Allowances / Minimum Required Box Size | ERROR |
| in3 | Type | Trade Size |