How many lamp holders can be installed in the distribution box
Individual showcases, other than fixed, shall be permitted to be connected by flexible cord to permanently installed receptacles, and groups of not more than six such showcases shall be permitted to be coupled together by flexible cord and separable locking-type connec tors with one. NEC Article 410 provides comprehensive requirements for the installation, construction, and use of luminaires (lighting fixtures), lampholders, and lamps. It takes the incoming power and safely distributes it to different circuits throughout your building. Electric-discharge and LED luminaires surface mounted over concealed outlet, pull, or junction boxes and designed not to be supported solely by the outlet box shall be provided with suitable openings in the back of the luminaire to provide access to the wiring in the box.
Read More