Interior metal water piping that is electrically continuous with a metal underground water pipe electrode and is located more than _____ ft from the point of entrance to the building shall not be used as a conductor to interconnect electrodes of the grounding electrode system.
At Type AC cable terminations, a(n) _____ shall be provided.
At Type AC cable terminations, a(n) _____ shall be provided.
Overhead service conductors are the conductors between the _…
Overhead service conductors are the conductors between the _____ and the first point of connection to the service-entrance conductors at the building or other structure.
Raceways and cables installed into the _____ of open bottom…
Raceways and cables installed into the _____ of open bottom equipment shall not be required to be mechanically secured to the equipment.
Electrically conductive materials that are likely to _____ i…
Electrically conductive materials that are likely to _____ in ungrounded systems shall be connected together and to the supply system grounded equipment in a manner that creates a low-impedance path for ground-fault current that is capable of carrying the maximum fault current likely to be imposed on it.
Metal wireways shall be permitted for _____.
Metal wireways shall be permitted for _____.
On a 4-wire, delta-connected system where the midpoint of on…
On a 4-wire, delta-connected system where the midpoint of one phase winding is grounded, only the conductor or busbar having the higher phase voltage-to-ground shall be durably and permanently marked by an outer finish that is _____ in color.
Type _____ cable is a fabricated assembly of insulated condu…
Type _____ cable is a fabricated assembly of insulated conductors in a flexible interlocked metallic armor.
Conductors other than service conductors shall not be instal…
Conductors other than service conductors shall not be installed in the same _____ in which the service conductors are installed.
Having an exercise buddy can be a great motivating factor in…
Having an exercise buddy can be a great motivating factor in keeping your exercise plan going.