5 / 10
3 / 5
1 / 5
3 / 10
The length of the available snake
Not applicable. The code specifies no maximum distance
All wires of all sizes require such a bushing
Not applicable. No separation is required.
The raceway is rigid metal conduit
The raceway provides power to the equipment controlled by the Class 2 cable
Plenum wire ties are used at intervals of 18 inches or less
Not applicable. No exception exists
Are considered abandoned and must be removed
Pose no hazard because they carry no current
Can be “toned out” at a future date for use
May be left in place only in industrial applications
Cables may be supported by the structural components of the building.
Raceways and cables may be supported by independent support wires attached to the suspended ceiling.
Cables may be attached to the support wire of a suspended ceiling.
Cables may be secured by straps, staples, hangers or similar fittings, as long as they are designed not to damage the cable.
1 1/4 in.
1 1/2 in.