In this case a control system that utilizes existing power wiring for signal transmission would be preferred (see Table 18.1, project A). 18. ... Contactors on most building automation systems can be a real disadvantage, since they do not normally allow the occupant to ... Individual office layouts with manual switching of split- wired fixtures or several lighting sources within the space give most occupants theanbsp;...
|Title||:||Industrial Power Distribution and Illuminating Systems|
|Publisher||:||CRC Press - 1990-02-23|